Free & Open Source Cybersecurity Tools

The Cybersecurity Tools section provides a selected list of Free & Open Source Software (FOSS) cybersecurity tools that is organized by functionality (Anti-Spamware, Anti-Virus, Email Protection, Encryption, etc.) and target platform ( ). When evaluating FOSS note that open source software tools may be free but subject to open source licensing restrictions, and that rree software tools (such as shareware) may be free, but may be closed source.

For a short list of recommended Cybersecurity tools check out the Top 10 Free & Open Source Cybersecurity Tools page.

Please contact us regarding any additions or corrections to be made to this page.


Selected Free & Open Source Cybersecurity Tools

The following selected Free & Open Source Software (FOSS) Cybersecurity tools are organized by functionality (Anti-Spamware, Anti-Virus, Email Protection, Encryption, etc.) and target platform ( ).

Generic Cybersecurity Toolkits

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

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

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