IDS/NSM, Snort, Suricata, Bro, Sguil, Squert, Snorby, ELSA, Xplico

Best Way to Get Help

Security Onion says the best way to get help with its software is by visiting https://code.google.com/p/security-onion/wiki/MailingLists.

Other Ways Of Getting Help

Here are some other places where you can look for information about this project.

Project Homepage

This project has a homepage which can be found at http://securityonion.net.