snort - Snort is a free and open source network intrusion prevention system.
Qualys - Qualys helps your business automate the full spectrum of auditing, compliance and protection of your IT systems and web applications.
Network Hotfix Scanner - Network Hotfix Scanner is a free advanced hotfix check utility that scans network computers for missing hotfixes and patches, and helps you download and install them, gives you a quick look at the hotfixes and patches installed or missed
Burp Suite - Burp Suite is an integrated platform for performing security testing of web applications.
cvechecker - The goal of cvechecker is to report about possible vulnerabilities on your system, by scanning the...
OpenVAS - The Open Vulnerability Assessment System (OpenVAS) is a framework of several services and tools...