McAfee Network Security Platform - McAfee Network Security Platform guards all your network-connected devices from zero-day and other attacks, with a cost-effective network intrusion prevention system.
Ossec - OSSEC is an Open Source Host-based Intrusion Detection System.
snort - Snort is a free and open source network intrusion prevention system.
Samhain - The Samhain host-based intrusion detection system (HIDS) provides file integrity checking and log...
FireEye Network Security and Forensics - Network Security and Forensics tools help you detect, monitor and respond to complex cyber attacks and zero-day exploits that bypass signature-based defenses.
Tripwire - Open Source Tripwire software is a security and data integrity tool useful for monitoring and...