Thursday, September 25, 2025

Early Bird Discount for upcoming Security Onion Fundamentals Class

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Our popular "Security Onion Fundamentals" class will be running Tuesday February 24 through Friday February 27, 2026 in San Antoni...
Tuesday, September 23, 2025

Security Onion Documentation printed book now updated for Security Onion 2.4.180!

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We've been offering our Security Onion documentation in book form on Amazon for a few years and it's now been updated for the recent...
Wednesday, September 17, 2025

Security Onion 2.4.180 now available including new features, updated components, and quality of life improvements!

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Security Onion 2.4.180 is now available and includes several new features, updated components, and many quality of life improvements! For Se...
Monday, August 25, 2025

Quick Malware Analysis: NETSUPPORT RAT pcap from 2025-08-20

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Thanks to Brad Duncan for sharing this pcap from 2025-08-20 on his malware traffic analysis site! Due to issues with Google flagging a warni...
Wednesday, August 20, 2025

Security Onion Documentation printed book now updated for Security Onion 2.4.170!

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We've been offering our Security Onion documentation in book form on Amazon for a few years and it's now been updated for the recent...
Tuesday, August 12, 2025

Security Onion 2.4.170 now available including JA4, more SOC dashboards, and updated components!

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Security Onion 2.4.170 is now available and includes JA4, more SOC dashboards, and updated components including Elastic 8.18.4, Suricata 7.0...