What is kali Linux

Answer 1

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Answer 2

It's a Linux distribution that offers many usefull functions for security pentesting.

Answer 3

It is a Linux Distribution developed by Offensive Security, and contains a whole plethra of collections of penetration and exploitation tools.

It is an Operating System solely aimed towards the use of professional penetration testers, and that is why I use it.

Answer 4

Kali linux is one of the linux distributions .
For info here : https://en.m.wikipedia.org/wiki/Kali_Linux