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Security onion

Security Onion 16.04 - Linux distro for threat hunting, enterprise security monitoring, and log management

From Security-Onion-Solutions·Updated June 25, 2026·View on GitHub·
·Archived

https://blog.securityonion.net/2021/04/security-onion-1604-has-reached-end-of.html The project is first published in 2015. It has gained significant community traction with 3,128 stars and 526 forks on GitHub. Key topics include: dfir, hunting, ids, intrusion-detection, log-management.

Latest release: v16.04.7.3_2021030416.04.7.3 20210304
March 15, 2021View Changelog →

Security Onion

Security Onion 16.04 has reached End Of Life:

https://blog.securityonion.net/2021/04/security-onion-1604-has-reached-end-of.html

You can find the new Security Onion 2 repo at:

https://github.com/Security-Onion-Solutions/securityonion/

Contributors

Showing top 2 contributors by commit count.

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This article is auto-generated from Security-Onion-Solutions/security-onion via the GitHub API.Last fetched: 6/25/2026