Security Onion


Peel back the layers of your network

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About Security Onion


Security Onion is a Linux distro for intrusion detection, network security monitoring, and log management. It’s based on Ubuntu and contains Snort, Suricata, Bro, OSSEC, Sguil, Squert, ELSA, Xplico, NetworkMiner, and many other security tools. The easy-to-use Setup wizard allows you to build an army of distributed sensors for your enterprise in minutes!

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Data Types


Alert data

HIDS alerts from OSSEC and NIDS alerts from Snort/Suricata

Asset Data

Asset Data from Bro

Full content data

Full packet capture from netsniff-ng

Host data

Host data via OSSEC and syslog-ng

Session data

Session data from Bro

Transaction data

http/ftp/dns/ssl/other logs from Bro

Screenshots


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