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Securityonion

Security Onion is a free and open platform for threat hunting, enterprise security monitoring, and log management. It includes our own interfaces for alerting, dashboards, hunting, PCAP, detections, and case management. It also includes other tools such as osquery, CyberChef, Elasticsearch, Logstash, Kibana, Suricata, and Zeek.

Install / Use

/learn @Security-Onion-Solutions/Securityonion

README

Security Onion 2.4

Security Onion 2.4 is here!

Screenshots

Alerts Alerts

Dashboards Dashboards

Hunt Hunt

Detections Detections

PCAP PCAP

Grid Grid

Config Config

Release Notes

https://securityonion.net/docs/release-notes

Requirements

https://securityonion.net/docs/hardware

Download

https://securityonion.net/docs/download

Installation

https://securityonion.net/docs/installation

FAQ

https://securityonion.net/docs/faq

Feedback

https://securityonion.net/docs/community-support

View on GitHub
GitHub Stars4.5k
CategoryOperations
Updated21m ago
Forks630

Languages

Shell

Security Score

85/100

Audited on Mar 23, 2026

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