Kali Linux comes from the creators of BackTrack Yes you guessed it they are Offensive Security team. Kali Linux is the most versatile and advanced penetration testing distro. Kali Linux updates its tools, and it is available for many different platforms like VMware, ARM, and many more, one of my favorite is Kali Linux on Raspberry Pi. You can find all over here.  

BackBox is a Linux distribution based on Ubuntu. It has been developed to perform penetration tests and security assessments. BackBox is lightweight OS and requires less hardware specification. Designed to be fast, easy to use and provide a minimal yet complete desktop environment, thanks to its own software repositories, always being updated to the latest stable version of the most used and best known ethical hacking tools.

DEFT Association is an non-profit association. They provide a reliable and powerful Penetration testing distribution of Linux. You can download DEFT ISO or VMware virtual machine image from their official website.

Live Hacking OS

Live Hacking OS is also based on Linux, you know why. It is also a big pack of hacking tools used for Penetration testing. It includes the graphical user interface GNOME inbuilt. There is a second variation available which is command line only. And requires very less hardware requirement.

The Samurai Web Testing Framework is a live linux distro which is pre-configured with Web penetration testing tools. Yes this is the best for Web Penetration Testing and this is a live linux which is beneficial to clear all hacking tracks. You can download VMware image as well as ISO image from Sourceforge.

Network security toolkit is based on Fedora and runs on 32 as well as 64 bit platforms. Network security toolkit provides tools to test, monitor and fix the network issues. The main purpose of developing this Toolkit is to provide the security professional and network administrator with a comprehensive set of Open Source Network Security Tools.

Parrot Security OS is a cloud friendly operating system designed for Pentesting, Computer Forensic, Reverse engineering, Hacking, Cloud pentesting, privacy/anonimity and cryptography. Parrot security os is based on Debian and developed by Frozenbox network. Parrot-sec is available in 32 bit for Intel processors and 64 bit for AMD. 

Bugtraq Team is experienced freaks and developers. Bugtraq is available in Debian, Ubuntu, OpenSuSe in 32 and 64 bit architectures. Bugtraq system offers the most comprehensive distribution, optimal, and stable with automated services manager in real time. This distribution based on the 3.2 and 3.4 kernel.

Nodezero is very handy Penetration testing tools collection distro. They believe that Livecd is not for those who does Penetration testing on regular basis, but they provide livecd of their distro. Nodezero is reliable and stable. It is based on the Ubuntu distribution of  Linux. Download your free and open copy of NodeZero Linux today, because real hackers count from zero.

Pentoo is a security-focused Linux distro based on Gentoo. It is basically a Gentoo install with lots of customized tools, customized kernel, and more. Here is a list of the features currently included :

  • Hardened Kernel with aufs patches
  • Backported Wifi stack from latest stable kernel release
  • Module loading support ala slax
  • Changes saving on usb stick
  • XFCE4 wm
  • Cuda/OPENCL cracking support with development tools
  • System updates if you got it finally installed

GnackTrack author is no longer updating its distro since the release of BackTrack5. GnackTrack is similar OS as BackTrack with the implementation of Gnome.