From bc160c0decad3bb3ca9089faeaf735492e510efd Mon Sep 17 00:00:00 2001
From: Yexuan Leo Zhang <yexuan@google.com>
Date: Fri, 8 Dec 2017 16:37:47 -0800
Subject: [PATCH] Add MIT license verbiage to all files in project

---
 CHANGELOG.md                                  | 18 ++++++++++++++++++
 README.md                                     | 18 ++++++++++++++++++
 .../main/java/com/auth0/jwt/ClockImpl.java    | 19 +++++++++++++++++++
 .../main/java/com/auth0/jwt/JWTDecoder.java   | 19 +++++++++++++++++++
 .../main/java/com/auth0/jwt/TokenUtils.java   | 19 +++++++++++++++++++
 .../com/auth0/jwt/algorithms/Algorithm.java   | 19 +++++++++++++++++++
 .../auth0/jwt/algorithms/CryptoHelper.java    | 19 +++++++++++++++++++
 .../auth0/jwt/algorithms/ECDSAAlgorithm.java  | 19 +++++++++++++++++++
 .../auth0/jwt/algorithms/HMACAlgorithm.java   | 19 +++++++++++++++++++
 .../auth0/jwt/algorithms/NoneAlgorithm.java   | 19 +++++++++++++++++++
 .../auth0/jwt/algorithms/RSAAlgorithm.java    | 19 +++++++++++++++++++
 .../auth0/jwt/creators/AccessJwtCreator.java  | 19 +++++++++++++++++++
 .../com/auth0/jwt/creators/EncodeType.java    | 19 +++++++++++++++++++
 .../jwt/creators/ExtendedJwtCreator.java      | 19 +++++++++++++++++++
 .../com/auth0/jwt/creators/FbJwtCreator.java  | 19 +++++++++++++++++++
 .../auth0/jwt/creators/GoogleJwtCreator.java  | 19 +++++++++++++++++++
 .../jwt/creators/ImplicitJwtCreator.java      | 19 +++++++++++++++++++
 .../com/auth0/jwt/creators/JWTCreator.java    | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/creators/Message.java  | 19 +++++++++++++++++++
 .../auth0/jwt/creators/RiscJwtCreator.java    | 19 +++++++++++++++++++
 .../auth0/jwt/creators/ScopedJwtCreator.java  | 19 +++++++++++++++++++
 .../AlgorithmMismatchException.java           | 19 +++++++++++++++++++
 .../jwt/exceptions/InvalidClaimException.java | 19 +++++++++++++++++++
 .../jwt/exceptions/JWTCreationException.java  | 19 +++++++++++++++++++
 .../jwt/exceptions/JWTDecodeException.java    | 19 +++++++++++++++++++
 .../exceptions/JWTVerificationException.java  | 19 +++++++++++++++++++
 .../SignatureGenerationException.java         | 19 +++++++++++++++++++
 .../SignatureVerificationException.java       | 19 +++++++++++++++++++
 .../jwt/exceptions/TokenExpiredException.java | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/impl/BasicHeader.java  | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/impl/ClaimsHolder.java | 19 +++++++++++++++++++
 .../auth0/jwt/impl/HeaderDeserializer.java    | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/impl/JWTParser.java    | 19 +++++++++++++++++++
 .../com/auth0/jwt/impl/JsonNodeClaim.java     | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/impl/NullClaim.java    | 19 +++++++++++++++++++
 .../auth0/jwt/impl/PayloadDeserializer.java   | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/impl/PayloadImpl.java  | 19 +++++++++++++++++++
 .../com/auth0/jwt/impl/PayloadSerializer.java | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/impl/PublicClaims.java | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/interfaces/Claim.java  | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/interfaces/Clock.java  | 19 +++++++++++++++++++
 .../com/auth0/jwt/interfaces/DecodedJWT.java  | 19 +++++++++++++++++++
 .../jwt/interfaces/ECDSAKeyProvider.java      | 19 +++++++++++++++++++
 .../jwt/interfaces/ExtendedVerification.java  | 19 +++++++++++++++++++
 .../jwt/interfaces/GoogleVerification.java    | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/interfaces/Header.java | 19 +++++++++++++++++++
 .../auth0/jwt/interfaces/JWTPartsParser.java  | 19 +++++++++++++++++++
 .../com/auth0/jwt/interfaces/KeyProvider.java | 19 +++++++++++++++++++
 .../com/auth0/jwt/interfaces/Payload.java     | 19 +++++++++++++++++++
 .../auth0/jwt/interfaces/RSAKeyProvider.java  | 19 +++++++++++++++++++
 .../auth0/jwt/interfaces/Verification.java    | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/jwts/AccessJWT.java    | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/jwts/ExtendedJWT.java  | 19 +++++++++++++++++++
 .../main/java/com/auth0/jwt/jwts/FbJWT.java   | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/jwts/GoogleJWT.java    | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/jwts/ImplicitJWT.java  | 19 +++++++++++++++++++
 lib/src/main/java/com/auth0/jwt/jwts/JWT.java | 19 +++++++++++++++++++
 .../main/java/com/auth0/jwt/jwts/RiscJWT.java | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/jwts/ScopedJWT.java    | 19 +++++++++++++++++++
 .../VerificationAndAssertion.java             | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/ClockImplTest.java     | 19 +++++++++++++++++++
 .../com/auth0/jwt/ConcurrentVerifyTest.java   | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/JWTDecoderTest.java    | 19 +++++++++++++++++++
 lib/src/test/java/com/auth0/jwt/JWTTest.java  | 19 +++++++++++++++++++
 .../test/java/com/auth0/jwt/JsonMatcher.java  | 19 +++++++++++++++++++
 .../com/auth0/jwt/MainTestSignatures.java     | 19 +++++++++++++++++++
 lib/src/test/java/com/auth0/jwt/PemUtils.java | 19 +++++++++++++++++++
 lib/src/test/java/com/auth0/jwt/TimeUtil.java | 19 +++++++++++++++++++
 .../java/com/auth0/jwt/TokenUtilsTest.java    | 19 +++++++++++++++++++
 lib/src/test/java/com/auth0/jwt/UserPojo.java | 19 +++++++++++++++++++
 .../auth0/jwt/algorithms/AlgorithmTest.java   | 19 +++++++++++++++++++
 .../jwt/algorithms/ECDSAAlgorithmTest.java    | 19 +++++++++++++++++++
 .../ECDSABouncyCastleProviderTests.java       | 19 +++++++++++++++++++
 .../jwt/algorithms/HMACAlgorithmTest.java     | 19 +++++++++++++++++++
 .../jwt/algorithms/NoneAlgorithmTest.java     | 19 +++++++++++++++++++
 .../jwt/algorithms/RSAAlgorithmTest.java      | 19 +++++++++++++++++++
 .../jwt/creators/AccessJwtCreatorTest.java    | 19 +++++++++++++++++++
 .../jwt/creators/ExtendedJwtCreatorTest.java  | 19 +++++++++++++++++++
 .../auth0/jwt/creators/FbJwtCreatorTest.java  | 19 +++++++++++++++++++
 .../jwt/creators/GoogleJwtCreatorTest.java    | 19 +++++++++++++++++++
 .../jwt/creators/ImplicitJwtCreatorTest.java  | 19 +++++++++++++++++++
 .../auth0/jwt/creators/JWTCreatorTest.java    | 19 +++++++++++++++++++
 .../jwt/creators/RiscJwtCreatorTest.java      | 19 +++++++++++++++++++
 .../jwt/creators/ScopedJwtCreatorTest.java    | 19 +++++++++++++++++++
 .../com/auth0/jwt/impl/BasicHeaderTest.java   | 19 +++++++++++++++++++
 .../com/auth0/jwt/impl/ClaimsHolderTest.java  | 19 +++++++++++++++++++
 .../jwt/impl/HeaderDeserializerTest.java      | 19 +++++++++++++++++++
 .../com/auth0/jwt/impl/JWTParserTest.java     | 19 +++++++++++++++++++
 .../com/auth0/jwt/impl/JsonNodeClaimTest.java | 19 +++++++++++++++++++
 .../com/auth0/jwt/impl/NullClaimTest.java     | 19 +++++++++++++++++++
 .../jwt/impl/PayloadDeserializerTest.java     | 19 +++++++++++++++++++
 .../com/auth0/jwt/impl/PayloadImplTest.java   | 19 +++++++++++++++++++
 .../auth0/jwt/impl/PayloadSerializerTest.java | 19 +++++++++++++++++++
 .../VerificationAndAssertionTest.java         | 19 +++++++++++++++++++
 94 files changed, 1784 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index cfb8210..d62283b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,21 @@
+Copyright (c) 2017 The Authors of 'JWTS for Java'
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 # Change Log
 
 ## [3.3.0](https://github.com/auth0/java-jwt/tree/3.3.0) (2017-11-06)
diff --git a/README.md b/README.md
index a6c3fbb..fd231ca 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,21 @@
+Copyright (c) 2017 The Authors of 'JWTS for Java'
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 
 # Java JWT
diff --git a/lib/src/main/java/com/auth0/jwt/ClockImpl.java b/lib/src/main/java/com/auth0/jwt/ClockImpl.java
index d565acc..250c6a0 100644
--- a/lib/src/main/java/com/auth0/jwt/ClockImpl.java
+++ b/lib/src/main/java/com/auth0/jwt/ClockImpl.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt;
 
 import com.auth0.jwt.interfaces.Clock;
diff --git a/lib/src/main/java/com/auth0/jwt/JWTDecoder.java b/lib/src/main/java/com/auth0/jwt/JWTDecoder.java
index d095b5b..7a967fb 100644
--- a/lib/src/main/java/com/auth0/jwt/JWTDecoder.java
+++ b/lib/src/main/java/com/auth0/jwt/JWTDecoder.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt;
 
 import com.auth0.jwt.creators.EncodeType;
diff --git a/lib/src/main/java/com/auth0/jwt/TokenUtils.java b/lib/src/main/java/com/auth0/jwt/TokenUtils.java
index 46f05d7..ed691be 100644
--- a/lib/src/main/java/com/auth0/jwt/TokenUtils.java
+++ b/lib/src/main/java/com/auth0/jwt/TokenUtils.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt;
 
 import com.auth0.jwt.exceptions.JWTDecodeException;
diff --git a/lib/src/main/java/com/auth0/jwt/algorithms/Algorithm.java b/lib/src/main/java/com/auth0/jwt/algorithms/Algorithm.java
index d88767e..a63c454 100644
--- a/lib/src/main/java/com/auth0/jwt/algorithms/Algorithm.java
+++ b/lib/src/main/java/com/auth0/jwt/algorithms/Algorithm.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.algorithms;
 
 import com.auth0.jwt.creators.EncodeType;
diff --git a/lib/src/main/java/com/auth0/jwt/algorithms/CryptoHelper.java b/lib/src/main/java/com/auth0/jwt/algorithms/CryptoHelper.java
index 08af662..43b6f82 100644
--- a/lib/src/main/java/com/auth0/jwt/algorithms/CryptoHelper.java
+++ b/lib/src/main/java/com/auth0/jwt/algorithms/CryptoHelper.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.algorithms;
 
 import javax.crypto.Mac;
diff --git a/lib/src/main/java/com/auth0/jwt/algorithms/ECDSAAlgorithm.java b/lib/src/main/java/com/auth0/jwt/algorithms/ECDSAAlgorithm.java
index 60c2c9b..91a7fef 100644
--- a/lib/src/main/java/com/auth0/jwt/algorithms/ECDSAAlgorithm.java
+++ b/lib/src/main/java/com/auth0/jwt/algorithms/ECDSAAlgorithm.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.algorithms;
 
 import com.auth0.jwt.creators.EncodeType;
diff --git a/lib/src/main/java/com/auth0/jwt/algorithms/HMACAlgorithm.java b/lib/src/main/java/com/auth0/jwt/algorithms/HMACAlgorithm.java
index 1386c4f..b7ee04a 100644
--- a/lib/src/main/java/com/auth0/jwt/algorithms/HMACAlgorithm.java
+++ b/lib/src/main/java/com/auth0/jwt/algorithms/HMACAlgorithm.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.algorithms;
 
 import com.auth0.jwt.creators.EncodeType;
diff --git a/lib/src/main/java/com/auth0/jwt/algorithms/NoneAlgorithm.java b/lib/src/main/java/com/auth0/jwt/algorithms/NoneAlgorithm.java
index 79d8969..5c7e23a 100644
--- a/lib/src/main/java/com/auth0/jwt/algorithms/NoneAlgorithm.java
+++ b/lib/src/main/java/com/auth0/jwt/algorithms/NoneAlgorithm.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.algorithms;
 
 import com.auth0.jwt.creators.EncodeType;
diff --git a/lib/src/main/java/com/auth0/jwt/algorithms/RSAAlgorithm.java b/lib/src/main/java/com/auth0/jwt/algorithms/RSAAlgorithm.java
index e919ccd..bc312a2 100644
--- a/lib/src/main/java/com/auth0/jwt/algorithms/RSAAlgorithm.java
+++ b/lib/src/main/java/com/auth0/jwt/algorithms/RSAAlgorithm.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.algorithms;
 
 import com.auth0.jwt.creators.EncodeType;
diff --git a/lib/src/main/java/com/auth0/jwt/creators/AccessJwtCreator.java b/lib/src/main/java/com/auth0/jwt/creators/AccessJwtCreator.java
index 8946790..4b126c4 100644
--- a/lib/src/main/java/com/auth0/jwt/creators/AccessJwtCreator.java
+++ b/lib/src/main/java/com/auth0/jwt/creators/AccessJwtCreator.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/main/java/com/auth0/jwt/creators/EncodeType.java b/lib/src/main/java/com/auth0/jwt/creators/EncodeType.java
index 2c96a0c..9a4bd4d 100644
--- a/lib/src/main/java/com/auth0/jwt/creators/EncodeType.java
+++ b/lib/src/main/java/com/auth0/jwt/creators/EncodeType.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 public enum EncodeType {
diff --git a/lib/src/main/java/com/auth0/jwt/creators/ExtendedJwtCreator.java b/lib/src/main/java/com/auth0/jwt/creators/ExtendedJwtCreator.java
index d50f0c0..18e6917 100644
--- a/lib/src/main/java/com/auth0/jwt/creators/ExtendedJwtCreator.java
+++ b/lib/src/main/java/com/auth0/jwt/creators/ExtendedJwtCreator.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/main/java/com/auth0/jwt/creators/FbJwtCreator.java b/lib/src/main/java/com/auth0/jwt/creators/FbJwtCreator.java
index eac7714..e4ff44e 100644
--- a/lib/src/main/java/com/auth0/jwt/creators/FbJwtCreator.java
+++ b/lib/src/main/java/com/auth0/jwt/creators/FbJwtCreator.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/main/java/com/auth0/jwt/creators/GoogleJwtCreator.java b/lib/src/main/java/com/auth0/jwt/creators/GoogleJwtCreator.java
index 04c8cc3..ffd9e66 100644
--- a/lib/src/main/java/com/auth0/jwt/creators/GoogleJwtCreator.java
+++ b/lib/src/main/java/com/auth0/jwt/creators/GoogleJwtCreator.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/main/java/com/auth0/jwt/creators/ImplicitJwtCreator.java b/lib/src/main/java/com/auth0/jwt/creators/ImplicitJwtCreator.java
index 41f8eb7..0130e4e 100644
--- a/lib/src/main/java/com/auth0/jwt/creators/ImplicitJwtCreator.java
+++ b/lib/src/main/java/com/auth0/jwt/creators/ImplicitJwtCreator.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/main/java/com/auth0/jwt/creators/JWTCreator.java b/lib/src/main/java/com/auth0/jwt/creators/JWTCreator.java
index 4629788..54e4f13 100644
--- a/lib/src/main/java/com/auth0/jwt/creators/JWTCreator.java
+++ b/lib/src/main/java/com/auth0/jwt/creators/JWTCreator.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/main/java/com/auth0/jwt/creators/Message.java b/lib/src/main/java/com/auth0/jwt/creators/Message.java
index 447296b..45d252c 100644
--- a/lib/src/main/java/com/auth0/jwt/creators/Message.java
+++ b/lib/src/main/java/com/auth0/jwt/creators/Message.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import com.fasterxml.jackson.core.type.TypeReference;
diff --git a/lib/src/main/java/com/auth0/jwt/creators/RiscJwtCreator.java b/lib/src/main/java/com/auth0/jwt/creators/RiscJwtCreator.java
index 91add9d..61e9dd8 100644
--- a/lib/src/main/java/com/auth0/jwt/creators/RiscJwtCreator.java
+++ b/lib/src/main/java/com/auth0/jwt/creators/RiscJwtCreator.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/main/java/com/auth0/jwt/creators/ScopedJwtCreator.java b/lib/src/main/java/com/auth0/jwt/creators/ScopedJwtCreator.java
index 73f8825..f27c8cb 100644
--- a/lib/src/main/java/com/auth0/jwt/creators/ScopedJwtCreator.java
+++ b/lib/src/main/java/com/auth0/jwt/creators/ScopedJwtCreator.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/main/java/com/auth0/jwt/exceptions/AlgorithmMismatchException.java b/lib/src/main/java/com/auth0/jwt/exceptions/AlgorithmMismatchException.java
index 1d7ba1c..0406588 100644
--- a/lib/src/main/java/com/auth0/jwt/exceptions/AlgorithmMismatchException.java
+++ b/lib/src/main/java/com/auth0/jwt/exceptions/AlgorithmMismatchException.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.exceptions;
 
 public class AlgorithmMismatchException extends JWTVerificationException {
diff --git a/lib/src/main/java/com/auth0/jwt/exceptions/InvalidClaimException.java b/lib/src/main/java/com/auth0/jwt/exceptions/InvalidClaimException.java
index ab34832..01d6eb0 100644
--- a/lib/src/main/java/com/auth0/jwt/exceptions/InvalidClaimException.java
+++ b/lib/src/main/java/com/auth0/jwt/exceptions/InvalidClaimException.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.exceptions;
 
 
diff --git a/lib/src/main/java/com/auth0/jwt/exceptions/JWTCreationException.java b/lib/src/main/java/com/auth0/jwt/exceptions/JWTCreationException.java
index 5bf4fac..4c73dd0 100644
--- a/lib/src/main/java/com/auth0/jwt/exceptions/JWTCreationException.java
+++ b/lib/src/main/java/com/auth0/jwt/exceptions/JWTCreationException.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.exceptions;
 
 public class JWTCreationException extends RuntimeException {
diff --git a/lib/src/main/java/com/auth0/jwt/exceptions/JWTDecodeException.java b/lib/src/main/java/com/auth0/jwt/exceptions/JWTDecodeException.java
index 93799d3..b03511d 100644
--- a/lib/src/main/java/com/auth0/jwt/exceptions/JWTDecodeException.java
+++ b/lib/src/main/java/com/auth0/jwt/exceptions/JWTDecodeException.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.exceptions;
 
 public class JWTDecodeException extends JWTVerificationException {
diff --git a/lib/src/main/java/com/auth0/jwt/exceptions/JWTVerificationException.java b/lib/src/main/java/com/auth0/jwt/exceptions/JWTVerificationException.java
index 2ccfccc..b249ffc 100644
--- a/lib/src/main/java/com/auth0/jwt/exceptions/JWTVerificationException.java
+++ b/lib/src/main/java/com/auth0/jwt/exceptions/JWTVerificationException.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.exceptions;
 
 public class JWTVerificationException extends RuntimeException {
diff --git a/lib/src/main/java/com/auth0/jwt/exceptions/SignatureGenerationException.java b/lib/src/main/java/com/auth0/jwt/exceptions/SignatureGenerationException.java
index 3637f97..970e756 100644
--- a/lib/src/main/java/com/auth0/jwt/exceptions/SignatureGenerationException.java
+++ b/lib/src/main/java/com/auth0/jwt/exceptions/SignatureGenerationException.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.exceptions;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/main/java/com/auth0/jwt/exceptions/SignatureVerificationException.java b/lib/src/main/java/com/auth0/jwt/exceptions/SignatureVerificationException.java
index 12bd342..f017c83 100644
--- a/lib/src/main/java/com/auth0/jwt/exceptions/SignatureVerificationException.java
+++ b/lib/src/main/java/com/auth0/jwt/exceptions/SignatureVerificationException.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.exceptions;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/main/java/com/auth0/jwt/exceptions/TokenExpiredException.java b/lib/src/main/java/com/auth0/jwt/exceptions/TokenExpiredException.java
index f5d2e67..de929dc 100644
--- a/lib/src/main/java/com/auth0/jwt/exceptions/TokenExpiredException.java
+++ b/lib/src/main/java/com/auth0/jwt/exceptions/TokenExpiredException.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.exceptions;
 
 public class TokenExpiredException extends JWTVerificationException {
diff --git a/lib/src/main/java/com/auth0/jwt/impl/BasicHeader.java b/lib/src/main/java/com/auth0/jwt/impl/BasicHeader.java
index 277724f..d6c502d 100644
--- a/lib/src/main/java/com/auth0/jwt/impl/BasicHeader.java
+++ b/lib/src/main/java/com/auth0/jwt/impl/BasicHeader.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.auth0.jwt.interfaces.Claim;
diff --git a/lib/src/main/java/com/auth0/jwt/impl/ClaimsHolder.java b/lib/src/main/java/com/auth0/jwt/impl/ClaimsHolder.java
index 1760219..fe6f7bc 100644
--- a/lib/src/main/java/com/auth0/jwt/impl/ClaimsHolder.java
+++ b/lib/src/main/java/com/auth0/jwt/impl/ClaimsHolder.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import java.util.HashMap;
diff --git a/lib/src/main/java/com/auth0/jwt/impl/HeaderDeserializer.java b/lib/src/main/java/com/auth0/jwt/impl/HeaderDeserializer.java
index d42db42..2c2b916 100644
--- a/lib/src/main/java/com/auth0/jwt/impl/HeaderDeserializer.java
+++ b/lib/src/main/java/com/auth0/jwt/impl/HeaderDeserializer.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.auth0.jwt.exceptions.JWTDecodeException;
diff --git a/lib/src/main/java/com/auth0/jwt/impl/JWTParser.java b/lib/src/main/java/com/auth0/jwt/impl/JWTParser.java
index 4585478..d471f82 100644
--- a/lib/src/main/java/com/auth0/jwt/impl/JWTParser.java
+++ b/lib/src/main/java/com/auth0/jwt/impl/JWTParser.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.auth0.jwt.exceptions.JWTDecodeException;
diff --git a/lib/src/main/java/com/auth0/jwt/impl/JsonNodeClaim.java b/lib/src/main/java/com/auth0/jwt/impl/JsonNodeClaim.java
index 98e76a2..9b41403 100644
--- a/lib/src/main/java/com/auth0/jwt/impl/JsonNodeClaim.java
+++ b/lib/src/main/java/com/auth0/jwt/impl/JsonNodeClaim.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.auth0.jwt.exceptions.JWTDecodeException;
diff --git a/lib/src/main/java/com/auth0/jwt/impl/NullClaim.java b/lib/src/main/java/com/auth0/jwt/impl/NullClaim.java
index 93bedbb..82e7c03 100644
--- a/lib/src/main/java/com/auth0/jwt/impl/NullClaim.java
+++ b/lib/src/main/java/com/auth0/jwt/impl/NullClaim.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.auth0.jwt.exceptions.JWTDecodeException;
diff --git a/lib/src/main/java/com/auth0/jwt/impl/PayloadDeserializer.java b/lib/src/main/java/com/auth0/jwt/impl/PayloadDeserializer.java
index 63dcfce..babc935 100644
--- a/lib/src/main/java/com/auth0/jwt/impl/PayloadDeserializer.java
+++ b/lib/src/main/java/com/auth0/jwt/impl/PayloadDeserializer.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.auth0.jwt.exceptions.JWTDecodeException;
diff --git a/lib/src/main/java/com/auth0/jwt/impl/PayloadImpl.java b/lib/src/main/java/com/auth0/jwt/impl/PayloadImpl.java
index 653ca06..a732416 100644
--- a/lib/src/main/java/com/auth0/jwt/impl/PayloadImpl.java
+++ b/lib/src/main/java/com/auth0/jwt/impl/PayloadImpl.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.auth0.jwt.interfaces.Claim;
diff --git a/lib/src/main/java/com/auth0/jwt/impl/PayloadSerializer.java b/lib/src/main/java/com/auth0/jwt/impl/PayloadSerializer.java
index 29f287e..09915f8 100644
--- a/lib/src/main/java/com/auth0/jwt/impl/PayloadSerializer.java
+++ b/lib/src/main/java/com/auth0/jwt/impl/PayloadSerializer.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.fasterxml.jackson.core.JsonGenerator;
diff --git a/lib/src/main/java/com/auth0/jwt/impl/PublicClaims.java b/lib/src/main/java/com/auth0/jwt/impl/PublicClaims.java
index cc2b3db..b7594e1 100644
--- a/lib/src/main/java/com/auth0/jwt/impl/PublicClaims.java
+++ b/lib/src/main/java/com/auth0/jwt/impl/PublicClaims.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 
diff --git a/lib/src/main/java/com/auth0/jwt/interfaces/Claim.java b/lib/src/main/java/com/auth0/jwt/interfaces/Claim.java
index 893becd..6ec9d67 100644
--- a/lib/src/main/java/com/auth0/jwt/interfaces/Claim.java
+++ b/lib/src/main/java/com/auth0/jwt/interfaces/Claim.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.interfaces;
 
 import com.auth0.jwt.exceptions.JWTDecodeException;
diff --git a/lib/src/main/java/com/auth0/jwt/interfaces/Clock.java b/lib/src/main/java/com/auth0/jwt/interfaces/Clock.java
index 7dd9c43..2742adf 100644
--- a/lib/src/main/java/com/auth0/jwt/interfaces/Clock.java
+++ b/lib/src/main/java/com/auth0/jwt/interfaces/Clock.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.interfaces;
 
 import java.util.Date;
diff --git a/lib/src/main/java/com/auth0/jwt/interfaces/DecodedJWT.java b/lib/src/main/java/com/auth0/jwt/interfaces/DecodedJWT.java
index 04307b2..20d39ac 100644
--- a/lib/src/main/java/com/auth0/jwt/interfaces/DecodedJWT.java
+++ b/lib/src/main/java/com/auth0/jwt/interfaces/DecodedJWT.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.interfaces;
 
 /**
diff --git a/lib/src/main/java/com/auth0/jwt/interfaces/ECDSAKeyProvider.java b/lib/src/main/java/com/auth0/jwt/interfaces/ECDSAKeyProvider.java
index 55df451..2a667da 100644
--- a/lib/src/main/java/com/auth0/jwt/interfaces/ECDSAKeyProvider.java
+++ b/lib/src/main/java/com/auth0/jwt/interfaces/ECDSAKeyProvider.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.interfaces;
 
 import java.security.interfaces.ECPrivateKey;
diff --git a/lib/src/main/java/com/auth0/jwt/interfaces/ExtendedVerification.java b/lib/src/main/java/com/auth0/jwt/interfaces/ExtendedVerification.java
index b991be5..433a2b2 100644
--- a/lib/src/main/java/com/auth0/jwt/interfaces/ExtendedVerification.java
+++ b/lib/src/main/java/com/auth0/jwt/interfaces/ExtendedVerification.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.interfaces;
 
 public interface ExtendedVerification {
diff --git a/lib/src/main/java/com/auth0/jwt/interfaces/GoogleVerification.java b/lib/src/main/java/com/auth0/jwt/interfaces/GoogleVerification.java
index dbd1eaf..c7b66cc 100644
--- a/lib/src/main/java/com/auth0/jwt/interfaces/GoogleVerification.java
+++ b/lib/src/main/java/com/auth0/jwt/interfaces/GoogleVerification.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.interfaces;
 
 import java.util.Date;
diff --git a/lib/src/main/java/com/auth0/jwt/interfaces/Header.java b/lib/src/main/java/com/auth0/jwt/interfaces/Header.java
index 0a83d1c..16e438a 100644
--- a/lib/src/main/java/com/auth0/jwt/interfaces/Header.java
+++ b/lib/src/main/java/com/auth0/jwt/interfaces/Header.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.interfaces;
 
 /**
diff --git a/lib/src/main/java/com/auth0/jwt/interfaces/JWTPartsParser.java b/lib/src/main/java/com/auth0/jwt/interfaces/JWTPartsParser.java
index 520e35c..70e3d0c 100644
--- a/lib/src/main/java/com/auth0/jwt/interfaces/JWTPartsParser.java
+++ b/lib/src/main/java/com/auth0/jwt/interfaces/JWTPartsParser.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.interfaces;
 
 import com.auth0.jwt.exceptions.JWTDecodeException;
diff --git a/lib/src/main/java/com/auth0/jwt/interfaces/KeyProvider.java b/lib/src/main/java/com/auth0/jwt/interfaces/KeyProvider.java
index fa3b13c..bba760c 100644
--- a/lib/src/main/java/com/auth0/jwt/interfaces/KeyProvider.java
+++ b/lib/src/main/java/com/auth0/jwt/interfaces/KeyProvider.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.interfaces;
 
 import java.security.PrivateKey;
diff --git a/lib/src/main/java/com/auth0/jwt/interfaces/Payload.java b/lib/src/main/java/com/auth0/jwt/interfaces/Payload.java
index fffe3c7..d9a4e00 100644
--- a/lib/src/main/java/com/auth0/jwt/interfaces/Payload.java
+++ b/lib/src/main/java/com/auth0/jwt/interfaces/Payload.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.interfaces;
 
 import java.util.Date;
diff --git a/lib/src/main/java/com/auth0/jwt/interfaces/RSAKeyProvider.java b/lib/src/main/java/com/auth0/jwt/interfaces/RSAKeyProvider.java
index 55376f4..7433e79 100644
--- a/lib/src/main/java/com/auth0/jwt/interfaces/RSAKeyProvider.java
+++ b/lib/src/main/java/com/auth0/jwt/interfaces/RSAKeyProvider.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.interfaces;
 
 import java.security.interfaces.RSAPrivateKey;
diff --git a/lib/src/main/java/com/auth0/jwt/interfaces/Verification.java b/lib/src/main/java/com/auth0/jwt/interfaces/Verification.java
index 12f6e06..82ffaba 100644
--- a/lib/src/main/java/com/auth0/jwt/interfaces/Verification.java
+++ b/lib/src/main/java/com/auth0/jwt/interfaces/Verification.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.interfaces;
 
 import com.auth0.jwt.jwts.JWT;
diff --git a/lib/src/main/java/com/auth0/jwt/jwts/AccessJWT.java b/lib/src/main/java/com/auth0/jwt/jwts/AccessJWT.java
index b35c2b6..aa58cee 100644
--- a/lib/src/main/java/com/auth0/jwt/jwts/AccessJWT.java
+++ b/lib/src/main/java/com/auth0/jwt/jwts/AccessJWT.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.jwts;
 
 import com.auth0.jwt.ClockImpl;
diff --git a/lib/src/main/java/com/auth0/jwt/jwts/ExtendedJWT.java b/lib/src/main/java/com/auth0/jwt/jwts/ExtendedJWT.java
index d142ec9..4887dcd 100644
--- a/lib/src/main/java/com/auth0/jwt/jwts/ExtendedJWT.java
+++ b/lib/src/main/java/com/auth0/jwt/jwts/ExtendedJWT.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.jwts;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/main/java/com/auth0/jwt/jwts/FbJWT.java b/lib/src/main/java/com/auth0/jwt/jwts/FbJWT.java
index 337d181..83d746f 100644
--- a/lib/src/main/java/com/auth0/jwt/jwts/FbJWT.java
+++ b/lib/src/main/java/com/auth0/jwt/jwts/FbJWT.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.jwts;
 
 import com.auth0.jwt.ClockImpl;
diff --git a/lib/src/main/java/com/auth0/jwt/jwts/GoogleJWT.java b/lib/src/main/java/com/auth0/jwt/jwts/GoogleJWT.java
index 1bc2c3c..1aaf574 100644
--- a/lib/src/main/java/com/auth0/jwt/jwts/GoogleJWT.java
+++ b/lib/src/main/java/com/auth0/jwt/jwts/GoogleJWT.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.jwts;
 
 import com.auth0.jwt.ClockImpl;
diff --git a/lib/src/main/java/com/auth0/jwt/jwts/ImplicitJWT.java b/lib/src/main/java/com/auth0/jwt/jwts/ImplicitJWT.java
index afd2157..91eb070 100644
--- a/lib/src/main/java/com/auth0/jwt/jwts/ImplicitJWT.java
+++ b/lib/src/main/java/com/auth0/jwt/jwts/ImplicitJWT.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.jwts;
 
 import com.auth0.jwt.ClockImpl;
diff --git a/lib/src/main/java/com/auth0/jwt/jwts/JWT.java b/lib/src/main/java/com/auth0/jwt/jwts/JWT.java
index 6e2e704..4557a67 100644
--- a/lib/src/main/java/com/auth0/jwt/jwts/JWT.java
+++ b/lib/src/main/java/com/auth0/jwt/jwts/JWT.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.jwts;
 
 import com.auth0.jwt.ClockImpl;
diff --git a/lib/src/main/java/com/auth0/jwt/jwts/RiscJWT.java b/lib/src/main/java/com/auth0/jwt/jwts/RiscJWT.java
index 353cc3d..5d126b8 100644
--- a/lib/src/main/java/com/auth0/jwt/jwts/RiscJWT.java
+++ b/lib/src/main/java/com/auth0/jwt/jwts/RiscJWT.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.jwts;
 
 import com.auth0.jwt.ClockImpl;
diff --git a/lib/src/main/java/com/auth0/jwt/jwts/ScopedJWT.java b/lib/src/main/java/com/auth0/jwt/jwts/ScopedJWT.java
index 8bc7f04..0354502 100644
--- a/lib/src/main/java/com/auth0/jwt/jwts/ScopedJWT.java
+++ b/lib/src/main/java/com/auth0/jwt/jwts/ScopedJWT.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.jwts;
 
 import com.auth0.jwt.ClockImpl;
diff --git a/lib/src/main/java/com/auth0/jwt/verification/VerificationAndAssertion.java b/lib/src/main/java/com/auth0/jwt/verification/VerificationAndAssertion.java
index f029fe3..f8fff86 100644
--- a/lib/src/main/java/com/auth0/jwt/verification/VerificationAndAssertion.java
+++ b/lib/src/main/java/com/auth0/jwt/verification/VerificationAndAssertion.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.verification;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/test/java/com/auth0/jwt/ClockImplTest.java b/lib/src/test/java/com/auth0/jwt/ClockImplTest.java
index 0eec07d..6fdb01b 100644
--- a/lib/src/test/java/com/auth0/jwt/ClockImplTest.java
+++ b/lib/src/test/java/com/auth0/jwt/ClockImplTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt;
 
 import com.auth0.jwt.interfaces.Clock;
diff --git a/lib/src/test/java/com/auth0/jwt/ConcurrentVerifyTest.java b/lib/src/test/java/com/auth0/jwt/ConcurrentVerifyTest.java
index 5ed88a5..64120dd 100644
--- a/lib/src/test/java/com/auth0/jwt/ConcurrentVerifyTest.java
+++ b/lib/src/test/java/com/auth0/jwt/ConcurrentVerifyTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/test/java/com/auth0/jwt/JWTDecoderTest.java b/lib/src/test/java/com/auth0/jwt/JWTDecoderTest.java
index 7dd350f..8ff3844 100644
--- a/lib/src/test/java/com/auth0/jwt/JWTDecoderTest.java
+++ b/lib/src/test/java/com/auth0/jwt/JWTDecoderTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/test/java/com/auth0/jwt/JWTTest.java b/lib/src/test/java/com/auth0/jwt/JWTTest.java
index 8506f58..b368d43 100644
--- a/lib/src/test/java/com/auth0/jwt/JWTTest.java
+++ b/lib/src/test/java/com/auth0/jwt/JWTTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt;
 
 import com.auth0.jwt.algorithms.Algorithm;
diff --git a/lib/src/test/java/com/auth0/jwt/JsonMatcher.java b/lib/src/test/java/com/auth0/jwt/JsonMatcher.java
index f03547d..8a79a23 100644
--- a/lib/src/test/java/com/auth0/jwt/JsonMatcher.java
+++ b/lib/src/test/java/com/auth0/jwt/JsonMatcher.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt;
 
 import org.hamcrest.Description;
diff --git a/lib/src/test/java/com/auth0/jwt/MainTestSignatures.java b/lib/src/test/java/com/auth0/jwt/MainTestSignatures.java
index 3895656..bc298eb 100644
--- a/lib/src/test/java/com/auth0/jwt/MainTestSignatures.java
+++ b/lib/src/test/java/com/auth0/jwt/MainTestSignatures.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt;
 
 import static com.auth0.jwt.TimeUtil.generateRandomExpDateInFuture;
diff --git a/lib/src/test/java/com/auth0/jwt/PemUtils.java b/lib/src/test/java/com/auth0/jwt/PemUtils.java
index 5f026b0..7b23244 100644
--- a/lib/src/test/java/com/auth0/jwt/PemUtils.java
+++ b/lib/src/test/java/com/auth0/jwt/PemUtils.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt;
 
 import org.bouncycastle.util.io.pem.PemObject;
diff --git a/lib/src/test/java/com/auth0/jwt/TimeUtil.java b/lib/src/test/java/com/auth0/jwt/TimeUtil.java
index 5070088..db50e89 100644
--- a/lib/src/test/java/com/auth0/jwt/TimeUtil.java
+++ b/lib/src/test/java/com/auth0/jwt/TimeUtil.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt;
 
 import java.util.Date;
diff --git a/lib/src/test/java/com/auth0/jwt/TokenUtilsTest.java b/lib/src/test/java/com/auth0/jwt/TokenUtilsTest.java
index 4bea9b4..c0f375e 100644
--- a/lib/src/test/java/com/auth0/jwt/TokenUtilsTest.java
+++ b/lib/src/test/java/com/auth0/jwt/TokenUtilsTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt;
 
 import com.auth0.jwt.exceptions.JWTDecodeException;
diff --git a/lib/src/test/java/com/auth0/jwt/UserPojo.java b/lib/src/test/java/com/auth0/jwt/UserPojo.java
index beb72b5..99e8a0f 100644
--- a/lib/src/test/java/com/auth0/jwt/UserPojo.java
+++ b/lib/src/test/java/com/auth0/jwt/UserPojo.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt;
 
 public class UserPojo {
diff --git a/lib/src/test/java/com/auth0/jwt/algorithms/AlgorithmTest.java b/lib/src/test/java/com/auth0/jwt/algorithms/AlgorithmTest.java
index 6dcbbae..048a712 100644
--- a/lib/src/test/java/com/auth0/jwt/algorithms/AlgorithmTest.java
+++ b/lib/src/test/java/com/auth0/jwt/algorithms/AlgorithmTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.algorithms;
 
 import com.auth0.jwt.interfaces.ECDSAKeyProvider;
diff --git a/lib/src/test/java/com/auth0/jwt/algorithms/ECDSAAlgorithmTest.java b/lib/src/test/java/com/auth0/jwt/algorithms/ECDSAAlgorithmTest.java
index df2d24f..ef3f917 100644
--- a/lib/src/test/java/com/auth0/jwt/algorithms/ECDSAAlgorithmTest.java
+++ b/lib/src/test/java/com/auth0/jwt/algorithms/ECDSAAlgorithmTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.algorithms;
 
 import com.auth0.jwt.creators.EncodeType;
diff --git a/lib/src/test/java/com/auth0/jwt/algorithms/ECDSABouncyCastleProviderTests.java b/lib/src/test/java/com/auth0/jwt/algorithms/ECDSABouncyCastleProviderTests.java
index 8a58185..d6a37c7 100644
--- a/lib/src/test/java/com/auth0/jwt/algorithms/ECDSABouncyCastleProviderTests.java
+++ b/lib/src/test/java/com/auth0/jwt/algorithms/ECDSABouncyCastleProviderTests.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.algorithms;
 
 import com.auth0.jwt.creators.EncodeType;
diff --git a/lib/src/test/java/com/auth0/jwt/algorithms/HMACAlgorithmTest.java b/lib/src/test/java/com/auth0/jwt/algorithms/HMACAlgorithmTest.java
index 123012a..043c8f7 100644
--- a/lib/src/test/java/com/auth0/jwt/algorithms/HMACAlgorithmTest.java
+++ b/lib/src/test/java/com/auth0/jwt/algorithms/HMACAlgorithmTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.algorithms;
 
 import com.auth0.jwt.creators.EncodeType;
diff --git a/lib/src/test/java/com/auth0/jwt/algorithms/NoneAlgorithmTest.java b/lib/src/test/java/com/auth0/jwt/algorithms/NoneAlgorithmTest.java
index a79a7c9..aea4415 100644
--- a/lib/src/test/java/com/auth0/jwt/algorithms/NoneAlgorithmTest.java
+++ b/lib/src/test/java/com/auth0/jwt/algorithms/NoneAlgorithmTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.algorithms;
 
 import com.auth0.jwt.creators.EncodeType;
diff --git a/lib/src/test/java/com/auth0/jwt/algorithms/RSAAlgorithmTest.java b/lib/src/test/java/com/auth0/jwt/algorithms/RSAAlgorithmTest.java
index 405800d..869074a 100644
--- a/lib/src/test/java/com/auth0/jwt/algorithms/RSAAlgorithmTest.java
+++ b/lib/src/test/java/com/auth0/jwt/algorithms/RSAAlgorithmTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.algorithms;
 
 import com.auth0.jwt.creators.EncodeType;
diff --git a/lib/src/test/java/com/auth0/jwt/creators/AccessJwtCreatorTest.java b/lib/src/test/java/com/auth0/jwt/creators/AccessJwtCreatorTest.java
index 3ab839f..b9e7087 100644
--- a/lib/src/test/java/com/auth0/jwt/creators/AccessJwtCreatorTest.java
+++ b/lib/src/test/java/com/auth0/jwt/creators/AccessJwtCreatorTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import static com.auth0.jwt.TimeUtil.generateRandomExpDateInFuture;
diff --git a/lib/src/test/java/com/auth0/jwt/creators/ExtendedJwtCreatorTest.java b/lib/src/test/java/com/auth0/jwt/creators/ExtendedJwtCreatorTest.java
index 5279d49..445f0b0 100644
--- a/lib/src/test/java/com/auth0/jwt/creators/ExtendedJwtCreatorTest.java
+++ b/lib/src/test/java/com/auth0/jwt/creators/ExtendedJwtCreatorTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import static com.auth0.jwt.creators.GoogleJwtCreatorTest.*;
diff --git a/lib/src/test/java/com/auth0/jwt/creators/FbJwtCreatorTest.java b/lib/src/test/java/com/auth0/jwt/creators/FbJwtCreatorTest.java
index fc28eca..b6cb74e 100644
--- a/lib/src/test/java/com/auth0/jwt/creators/FbJwtCreatorTest.java
+++ b/lib/src/test/java/com/auth0/jwt/creators/FbJwtCreatorTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import static com.auth0.jwt.TimeUtil.generateRandomExpDateInFuture;
diff --git a/lib/src/test/java/com/auth0/jwt/creators/GoogleJwtCreatorTest.java b/lib/src/test/java/com/auth0/jwt/creators/GoogleJwtCreatorTest.java
index 4a425ae..ceba3d9 100644
--- a/lib/src/test/java/com/auth0/jwt/creators/GoogleJwtCreatorTest.java
+++ b/lib/src/test/java/com/auth0/jwt/creators/GoogleJwtCreatorTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import static com.auth0.jwt.TimeUtil.generateRandomExpDateInFuture;
diff --git a/lib/src/test/java/com/auth0/jwt/creators/ImplicitJwtCreatorTest.java b/lib/src/test/java/com/auth0/jwt/creators/ImplicitJwtCreatorTest.java
index 44a71e9..bb7a332 100644
--- a/lib/src/test/java/com/auth0/jwt/creators/ImplicitJwtCreatorTest.java
+++ b/lib/src/test/java/com/auth0/jwt/creators/ImplicitJwtCreatorTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import com.auth0.jwt.TimeUtil;
diff --git a/lib/src/test/java/com/auth0/jwt/creators/JWTCreatorTest.java b/lib/src/test/java/com/auth0/jwt/creators/JWTCreatorTest.java
index 140e6ae..7404e67 100644
--- a/lib/src/test/java/com/auth0/jwt/creators/JWTCreatorTest.java
+++ b/lib/src/test/java/com/auth0/jwt/creators/JWTCreatorTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import com.auth0.jwt.JsonMatcher;
diff --git a/lib/src/test/java/com/auth0/jwt/creators/RiscJwtCreatorTest.java b/lib/src/test/java/com/auth0/jwt/creators/RiscJwtCreatorTest.java
index 6e07a11..31a03ef 100644
--- a/lib/src/test/java/com/auth0/jwt/creators/RiscJwtCreatorTest.java
+++ b/lib/src/test/java/com/auth0/jwt/creators/RiscJwtCreatorTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import static com.auth0.jwt.TimeUtil.generateRandomExpDateInFuture;
diff --git a/lib/src/test/java/com/auth0/jwt/creators/ScopedJwtCreatorTest.java b/lib/src/test/java/com/auth0/jwt/creators/ScopedJwtCreatorTest.java
index 0134eba..5ebb397 100644
--- a/lib/src/test/java/com/auth0/jwt/creators/ScopedJwtCreatorTest.java
+++ b/lib/src/test/java/com/auth0/jwt/creators/ScopedJwtCreatorTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.creators;
 
 import static com.auth0.jwt.TimeUtil.generateRandomExpDateInFuture;
diff --git a/lib/src/test/java/com/auth0/jwt/impl/BasicHeaderTest.java b/lib/src/test/java/com/auth0/jwt/impl/BasicHeaderTest.java
index d96baac..bd2c59c 100644
--- a/lib/src/test/java/com/auth0/jwt/impl/BasicHeaderTest.java
+++ b/lib/src/test/java/com/auth0/jwt/impl/BasicHeaderTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.fasterxml.jackson.databind.JsonNode;
diff --git a/lib/src/test/java/com/auth0/jwt/impl/ClaimsHolderTest.java b/lib/src/test/java/com/auth0/jwt/impl/ClaimsHolderTest.java
index 87cc980..fbdae57 100644
--- a/lib/src/test/java/com/auth0/jwt/impl/ClaimsHolderTest.java
+++ b/lib/src/test/java/com/auth0/jwt/impl/ClaimsHolderTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import org.hamcrest.collection.IsMapContaining;
diff --git a/lib/src/test/java/com/auth0/jwt/impl/HeaderDeserializerTest.java b/lib/src/test/java/com/auth0/jwt/impl/HeaderDeserializerTest.java
index 3b6af38..63c72a7 100644
--- a/lib/src/test/java/com/auth0/jwt/impl/HeaderDeserializerTest.java
+++ b/lib/src/test/java/com/auth0/jwt/impl/HeaderDeserializerTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.auth0.jwt.exceptions.JWTDecodeException;
diff --git a/lib/src/test/java/com/auth0/jwt/impl/JWTParserTest.java b/lib/src/test/java/com/auth0/jwt/impl/JWTParserTest.java
index 1c990fc..a19f3ee 100644
--- a/lib/src/test/java/com/auth0/jwt/impl/JWTParserTest.java
+++ b/lib/src/test/java/com/auth0/jwt/impl/JWTParserTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.auth0.jwt.exceptions.JWTDecodeException;
diff --git a/lib/src/test/java/com/auth0/jwt/impl/JsonNodeClaimTest.java b/lib/src/test/java/com/auth0/jwt/impl/JsonNodeClaimTest.java
index 944860f..2e755d6 100644
--- a/lib/src/test/java/com/auth0/jwt/impl/JsonNodeClaimTest.java
+++ b/lib/src/test/java/com/auth0/jwt/impl/JsonNodeClaimTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.auth0.jwt.UserPojo;
diff --git a/lib/src/test/java/com/auth0/jwt/impl/NullClaimTest.java b/lib/src/test/java/com/auth0/jwt/impl/NullClaimTest.java
index d8ddd51..c7557a7 100644
--- a/lib/src/test/java/com/auth0/jwt/impl/NullClaimTest.java
+++ b/lib/src/test/java/com/auth0/jwt/impl/NullClaimTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import org.junit.Before;
diff --git a/lib/src/test/java/com/auth0/jwt/impl/PayloadDeserializerTest.java b/lib/src/test/java/com/auth0/jwt/impl/PayloadDeserializerTest.java
index 316d067..2a2d3d2 100644
--- a/lib/src/test/java/com/auth0/jwt/impl/PayloadDeserializerTest.java
+++ b/lib/src/test/java/com/auth0/jwt/impl/PayloadDeserializerTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.auth0.jwt.exceptions.JWTDecodeException;
diff --git a/lib/src/test/java/com/auth0/jwt/impl/PayloadImplTest.java b/lib/src/test/java/com/auth0/jwt/impl/PayloadImplTest.java
index b2bd8ff..b81fc3f 100644
--- a/lib/src/test/java/com/auth0/jwt/impl/PayloadImplTest.java
+++ b/lib/src/test/java/com/auth0/jwt/impl/PayloadImplTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.auth0.jwt.interfaces.Claim;
diff --git a/lib/src/test/java/com/auth0/jwt/impl/PayloadSerializerTest.java b/lib/src/test/java/com/auth0/jwt/impl/PayloadSerializerTest.java
index ebdd586..c7e9873 100644
--- a/lib/src/test/java/com/auth0/jwt/impl/PayloadSerializerTest.java
+++ b/lib/src/test/java/com/auth0/jwt/impl/PayloadSerializerTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.impl;
 
 import com.auth0.jwt.UserPojo;
diff --git a/lib/src/test/java/com/auth0/jwt/verification/VerificationAndAssertionTest.java b/lib/src/test/java/com/auth0/jwt/verification/VerificationAndAssertionTest.java
index c3dc988..cd611cd 100644
--- a/lib/src/test/java/com/auth0/jwt/verification/VerificationAndAssertionTest.java
+++ b/lib/src/test/java/com/auth0/jwt/verification/VerificationAndAssertionTest.java
@@ -1,3 +1,22 @@
+// Copyright (c) 2017 The Authors of 'JWTS for Java'
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
 package com.auth0.jwt.verification;
 
 import com.auth0.jwt.TimeUtil;