Distributions

Below is a list of many Linux distributions which may come in handy for a variety of security practitioners

• Kali Linux - The big daddy of security testing distributions. Perhaps the most well-know Linux security distribution, Kali is especially well-suited for novices as well as experts
• REMnux - A Linux Toolkit for Malware Analysis used for reverse-engineering and analyzing malicious software without a need to download additional tools
• ParrotOS - Another of the most well-known security testing Linux distributions available online, it is designed to support penetration testing, ethical hacking, and online anonymity
• Qubes OS - Touted as the world's most secure operating system, Qubes is designed to minimize your online risk by isolating every application that runs from all other applications.
• TAILS - A privacy-centric Debian-based distribution designed to anonymize your online existence as much as possible. Its name stands for The Amnesiac Incognito Live System
• BackBox - Another pentesting focused distribution, BackBox is based on Ubuntu and uses the Xfce desktop. Additionally, it has a live DVD boot feature to start in forensics mode, where the OS doesn't mount the drives in the computer, making them safe to examine
• BlackArch - A pentesting distribution based on Arch Linux, this tool is loaded with 2500+ tools for security testing. BlackArch is one of the best distributions for experienced pentesters
• SIFT - The SANS Investigative Forensic Toolkit is a group of free open-source incident response and forensic tools designed to perform detailed digital forensic examinations in a variety of settings. It can be downloaded as a bootable virtual machine or as a toolkit suite which can be installed on an Ubuntu system (including Ubuntu running under Windows Subsystem for Linux (WSL))
• CAINE - The Computer Aided Investigative Environment is a downloadable ISO meant for forensic work in which original media are left intact, only being accessible, copied, and read from as needed