Security Onion

Zeek 3.0.13 was recently released and is a security update: https://github.com/zeek/zeek/releases/tag/v3.0.13 The following updates are now ...

First, please note that Security Onion 16.04 reaches EOL in less than 2 months. Instead of applying this update, most Security Onion 16.04 u...

Recently, the Snort team released Snort 3! We want to congratulate them on bringing their product to market after much anticipation from the...

On 10/16/2020, we released Security Onion 2 and announced a 6-month EOL notice for Security Onion 16.04: https://blog.securityonion.net/2020...

Elastic License Changes Elastic has finalized their new Elastic License v2: https://www.elastic.co/blog/elastic-license-v2 https://www.elast...

Yesterday, Qualys announced the discovery of a vulnerability in sudo: https://blog.qualys.com/vulnerabilities-research/2021/01/26/cve-2021-3...

On 10/16/2020, we released Security Onion 2 and announced a 6-month EOL notice for Security Onion 16.04: https://blog.securityonion.net/2020...

Many folks have asked for a printed version of our official online documentation and we're excited to provide that!  Whether you work on...

On Thursday 1/14/2021, Elastic announced some upcoming license changes: https://www.elastic.co/blog/licensing-change https://www.elastic.co/...

As 2020 comes to a close, we want to thank you, our community, for your overwhelming response to Security Onion 2! Let’s talk about the jour...

First, please note that Security Onion 16.04 reaches EOL in less than 4 months: https://blog.securityonion.net/2020/12/4-month-eol-notice-fo...

We recently released Security Onion 2.3:
 https://blog.securityonion.net/2020/10/security-onion-2-has-reached-general.html Today, we are rel...

This course is geared for those wanting to understand how to build a Detection Playbook with Security Onion 2. Students will gain both a the...

First, please note that Security Onion 16.04 reaches EOL in less than 4 months. Instead of applying this update, most Security Onion 16.04 u...

On 10/16/2020, we released Security Onion 2 and announced a 6-month EOL notice for Security Onion 16.04: https://blog.securityonion.net/2020...

First, please note that Security Onion 16.04 reaches EOL in less than 5 months. Instead of applying this update, most Security Onion 16.04 u...

First, please note that Security Onion 16.04 reaches EOL in less than 5 months. Instead of applying this update, most Security Onion 16.04 u...

First, please note that Security Onion 16.04 reaches EOL in less than 5 months. Instead of applying this update, most Security Onion 16.04 u...

FireEye released a great blog post about the SolarWinds supply chain attack: https://www.fireeye.com/blog/threat-research/2020/12/evasive-at...

Security Onion 2 currently supports both Ubuntu 18.04 and CentOS 7. The CentOS project recently made an announcement about their shift from ...

First, please note that Security Onion 16.04 reaches EOL in less than 5 months. Instead of applying this update, most Security Onion 16.04 u...

Learn how to architect, manage, deploy, and effectively use Security Onion 2 in this 4-day course delivered virtually, February 2-5, 2021. U...

First, please note that Security Onion 16.04 reaches EOL in less than 5 months. Instead of applying this update, most Security Onion 16.04 u...

Security Onion v2 prior to 2.3.10 has an incorrect sudo configuration: https://github.com/Security-Onion-Solutions/securityonion/security/ad...

We recently released Security Onion 2.3:
 https://blog.securityonion.net/2020/10/security-onion-2-has-reached-general.html Today, we are rel...