Ossec - OSSEC is an Open Source Host-based Intrusion Detection System.
Qualys - Qualys helps your business automate the full spectrum of auditing, compliance and protection of your IT systems and web applications.
Tripwire - Open Source Tripwire software is a security and data integrity tool useful for monitoring and...
Nessus - Nessus Professional is a security platform designed for businesses who want to protect the security of themselves, their clients, and their customers.
Samhain - The Samhain host-based intrusion detection system (HIDS) provides file integrity checking and log...
BreachLock - BreachLock is a versatile platform that provides scalable and smooth penetration testing services for vulnerabilities.