6 month EOL notice for Security Onion 2.4

Yesterday, we released Security Onion 3:

https://blog.securityonion.net/2026/03/security-onion-300-now-available-with.html

Today, we are announcing the 6-month EOL notice for Security Onion 2.4 as it will reach EOL on October 1, 2026.

If you are currently running Security Onion 2.4, you can upgrade using the instructions in the documentation:

https://securityonion.net/docs/appendix/

If you are a current Security Onion Solutions customer with Professional Services or Appliance coverage and need assistance with your upgrade, please reach out to Support and we’ll be happy to assist you!

Security Onion 2.3 has reached End Of Life

On 10/6/2023, we announced a 6-month EOL notice for Security Onion 2.3:

https://blog.securityonion.net/2023/10/6-month-eol-notice-for-security-onion-23.html

Security Onion 2.3 has now reached End Of Life. If you still have existing installations of Security Onion 2.3, please upgrade to Security Onion 2.4:

https://docs.securityonion.net/en/2.4/appendix.html

5-month End Of Life (EOL) reminder for Security Onion 2.3

We recently announced the End Of Life (EOL) date for Security Onion 2.3:

https://blog.securityonion.net/2023/10/6-month-eol-notice-for-security-onion-23.html

2.3 EOL is now 5 months away. If you haven't already, please make plans to move to Security Onion 2.4. If you would like to migrate your data from 2.3 to 2.4, you can find an overview of the process at:

https://docs.securityonion.net/en/2.4/appendix.html