Security Onion is a free and open source Linux distribution for intrusion detection, enterprise security monitoring, and log management.
Cost / License
- Free
- Open Source
Application type
Platforms
- Linux
- Self-Hosted



+1

The only alternative to Netdeep Secure Firewall so far is SecurityOnion, which is free and open source. It runs on Linux and self-hosting.
Security Onion is a free and open source Linux distribution for intrusion detection, enterprise security monitoring, and log management.



