Peel back the layers of your network and make your adversaries cry!
Free platform for threat hunting, enterprise security monitoring, and log management.
Questions: http://securityonion.net/discuss
Security Onion 2.4.160 now available including Playbooks, Guided Analysis, MCP Server, and more!
https://blog.securityonion.net/2025/06/security-onion-24160-now-available.html
On this day in 2009, the very first version of #SecurityOnion was released!
We've come a long way in 16 years, but the best is yet to come!
Quick Malware Analysis: SMARTAPESG / NETSUPPORT RAT / STEALC pcap from 2025-03-26
https://blog.securityonion.net/2025/05/quick-malware-analysis-smartapesg.html
Security Onion Documentation printed book now updated for Security Onion 2.4.150!
https://blog.securityonion.net/2025/05/security-onion-documentation-printed.html
Security Onion Conference 2025 Save the Date and CFP
https://blog.securityonion.net/2025/05/security-onion-conference-2025-save.html
Security Onion 2.4.150: Celebrating Mother's Day with MoM (Manager of Managers)
Yesterday was Mother's Day and we are very thankful for our mothers! Today, we are releasing Security Onion 2.4.150 which includes a new Pro feature called MoM (Manager of Managers).
If you have multiple Security Onion deployments, you'll want to check out this new feature as it will allow you to manage all of them from a single manager!
https://blog.securityonion.net/2025/05/security-onion-24150-celebrating.html
Are you at AFCEA TechNet Cyber this week?
Make sure to stop by booth 3242 and say hello to the Security Onion team!
Quick Malware Analysis: Kongtuke Web Inject pcap from 2025-04-04
https://blog.securityonion.net/2025/04/quick-malware-analysis-kongtuke-web.html
