Top Free & Open Source Cybersecurity Linux Distros

Although there is a proliferation of Free & Open Source Software (FOSS) tools for Cybersecurity, many of them are mediocre or worse in terms of their functionality, reliability, and usability. The Cybersecurity FOSS Linux distributions listed below contain pragmatic collections of proven FOSS cybersecurity tools, tools, and too suites. They are distinguished by their quality and popularity, and are categorized according to their major cybersecurity area emphasis: penetration testing, digital forensics, intrusion monitoring, ,etc.

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Top 5 Linux Cybersecurity Distros

  1. Best General-Purpose Cybersecurity Tool Suite
    EDITORS'
     CHOICE 
    Editor Rating: 3.7 / 5
    Standard Install:
    Live USB/VMware:

    The Kali Linux distribution (distro) includes the following other Editors’ Award-winning tools:
    skipfish
    THC Hydra
    • aircrack-ng
    • sqlmap
    • nmap

  2. Runner-Up General-Purpose Cybersecurity Tool Suite
    TOP
        PICK 
    Editor Rating: 3.4 / 5
    Standard Install:
    Live USB/VMware:

    The BackBox Linux distribution (distro) includes the following other Editors’ Award-winning tools:
    skipfish
    THC Hydra
    • aircrack-ng
    • sqlmap
    • nmap

  3. Best Digital Forensics Tool Suite
    TOP
        PICK 
    Editor Rating: 3.6 / 5

  4. Best Intrusion Detection System Tool Suite
    TOP
        PICK 
    Editor Rating: 3.7 / 5

  5. Best Intentionally Vulnerable Target Tool Suite
    TOP
        PICK 
    Editor Rating: 3.4 / 5

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