Hacking is the act of seeking and exploiting weakness in a computer system or network. A hacker is the person who seeks and exploits weaknesses in the computer system and network.
I am not a hacker but it is logic that hackers love using operating systems that are favourable for hacking. Such favourable OS have pre-installed programs the boost the hacking processes .
The following are some operating systems used by hackers all over the world.
1. Kali Linux - http: www.kali.org/
2. BackBox - http://www.backbox.org/
3. DEFT - http://www.deftlinux.net/
4. Live Hacking OS - https://www.livehacking.com/
5. Samurai Web Security Framework - http://sourceforge.net/projects/samurai/
6. Network Security Tool Kit - http://sourceforge.net/projects/nst/
7. Parrot-sec Forensic OS – http://www.parrotsec.org/index.php/Main_Page
8. Bugtraq - http://bugtraq-team.com/
9. Nodezero - http://www.nodezero-linux.org/
10. Pentoo - http://www.pentoo.ch/
11. Gnacktrack - http://www.gnacktrack.co.uk/
Have fun downloading and hacking!