A shell script is a computer program designed to be run by the Unix/Linux shell. Bash scripts can be used for various purposes, such as executing a shell command, running multiple commands together, customizing administrative tasks, performing task automation etc. So knowledge of bash programming basics is important for every Linux user.

---> Create User Name & Password

---> Lock the user & Create back up of home directory

---> Delete the user

---> Exit the program

---> Total No. of Hits to the Server

---> No. of Clients visited to Server till Date

---> No. of Clients vsiited Todayto the Server

---> Top most Hitted IP with No. of requests

---> Show the webpage visited most with No. of requests

---> Check Suspicious Activity & Block the IP if found something wrong