TLS Client Test

This page displays your web browser's SSL/TLS capabilities, including supported TLS protocols, cipher suites, extensions, and key exchange groups. It highlights any weak or insecure options and generates a TLS fingerprint in JA3/JA4 formats. Additionally, it tests how your browser handles insecure mixed content requests.

Your Web Browser
HTTP User-Agent	Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])

Protocol Support
TLS 1.3	✔ Enabled
TLS 1.2
TLS 1.1
TLS 1.0

Mixed Content Test
Active Content
Passive Content

TLS Fingerprint
JA4
JA4_r
JA4_o
JA4_ro
JA3
JA3_r
JA3_n
JA3_rn

TLS Handshake
TLS Protocol	`0x0304` TLS 1.3
Cipher Suite	`0x1302` TLS_AES_256_GCM_SHA384 Recommended TLS 1.3
Key Exchange	`0x001d` x25519
Signature Scheme	`0x0403` ecdsa_secp256r1_sha256
Encrypted Client Hello
ECH Success
Outer SNI
Inner SNI

Supported Cipher Suites (in order as received)
Cipher Suites	`0x1302` TLS_AES_256_GCM_SHA384 Recommended TLS 1.3
	`0x1303` TLS_CHACHA20_POLY1305_SHA256 Recommended TLS 1.3
	`0x1301` TLS_AES_128_GCM_SHA256 Recommended TLS 1.3
	`0xc02c` TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 Recommended TLS 1.2
	`0xc030` TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 Recommended TLS 1.2
	`0x009f` TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 Recommended, DHE TLS 1.2
	`0xcca9` TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256 Recommended TLS 1.2
	`0xcca8` TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 Recommended TLS 1.2
	`0xccaa` TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256 Recommended, DHE TLS 1.2
	`0xc02b` TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 Recommended TLS 1.2
	`0xc02f` TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 Recommended TLS 1.2
	`0x009e` TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 Recommended, DHE TLS 1.2
	`0xc024` TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 CBC TLS 1.2
	`0xc028` TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 CBC TLS 1.2
	`0x006b` TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 DHE, CBC TLS 1.2
	`0xc023` TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 CBC TLS 1.2
	`0xc027` TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 CBC TLS 1.2
	`0x0067` TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 DHE, CBC TLS 1.2
	`0xc00a` TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA CBC, SHA-1 TLS 1.0,1.1,1.2
	`0xc014` TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA CBC, SHA-1 TLS 1.0,1.1,1.2
	`0x0039` TLS_DHE_RSA_WITH_AES_256_CBC_SHA DHE, CBC, SHA-1 TLS 1.0,1.1,1.2
	`0xc009` TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA CBC, SHA-1 TLS 1.0,1.1,1.2
	`0xc013` TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA CBC, SHA-1 TLS 1.0,1.1,1.2
	`0x0033` TLS_DHE_RSA_WITH_AES_128_CBC_SHA DHE, CBC, SHA-1 TLS 1.0,1.1,1.2
	`0x009d` TLS_RSA_WITH_AES_256_GCM_SHA384 NO PFS TLS 1.2
	`0x009c` TLS_RSA_WITH_AES_128_GCM_SHA256 NO PFS TLS 1.2
	`0x003d` TLS_RSA_WITH_AES_256_CBC_SHA256 NO PFS, CBC TLS 1.2
	`0x003c` TLS_RSA_WITH_AES_128_CBC_SHA256 NO PFS, CBC TLS 1.2
	`0x0035` TLS_RSA_WITH_AES_256_CBC_SHA NO PFS, CBC, SHA-1 TLS 1.0,1.1,1.2
	`0x002f` TLS_RSA_WITH_AES_128_CBC_SHA NO PFS, CBC, SHA-1 TLS 1.0,1.1,1.2
	`0x00ff` TLS_EMPTY_RENEGOTIATION_INFO_SCSV EXTENSION

Supported TLS Extensions (in order as received)
TLS Extensions

JavaScript Disabled. JSON available at: https://tls.browserleaks.com/.

TLS Client Test

Your Web Browser

Protocol Support

Mixed Content Test

TLS Fingerprint

TLS Handshake

Encrypted Client Hello

Supported Cipher Suites (in order as received)

Supported TLS Extensions (in order as received)

Further Reading

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