Kali Linux (John the Ripper)

Kali Linux (John the Ripper)-To protect resources like privileged accounts you need to understand the tools and methods used by the bad guys. One of the easiest ways to do this safely is to leverage tool kits designed for pen-testers and the best example of that is Kali Linux.John the Ripper is another popular cracking tool used in the penetration testing (and hacking) community. It was initially developed for Unix systems but has grown to be available on over 10 OS distros.It features a customizable cracker, automatic password hash detection, brute force attack, and dictionary attack (among other cracking modes).