Thursday, November 19, 2020

Security Onion 2.3.10 now available!

We recently released Security Onion 2.3:

Today, we are releasing Security Onion 2.3.10, which resolves a few issues:


We've started migrating our documentation to 2.3:

However, this is a work in progress and some documentation may be missing or incorrect. Please let us know if you notice any issues.

Known Issues

New Installations

If you want to do a new installation, please review the 2.3 documentation and then you can find instructions here:

Existing 2.x Installations

If you have an existing 2.3 GA installation, please see:

If you have an existing 2.x Release Candidate (RC1, RC2, or RC3) installation, please see the in-place upgrade notes here:

Security Onion 16.04 EOL

Ubuntu 16.04 reaches EOL in April 2021 and so therefore Security Onion 16.04 does as well. Please make plans to replace or upgrade any existing Security Onion 16.04 deployments before then:

Upgrading from Security Onion 16.04

If you're currently running Security Onion 16.04, please see the following for upgrade options:

Questions or Problems

If you have questions or problems, please see our community support forum guidelines:

You can then find the community support forum at:


Security Onion 2.3.10 ISO Boot Menu

For a full screenshot tour, please see the Security Onion 2.3 blog post:

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