Qualys - Qualys helps your business automate the full spectrum of auditing, compliance and protection of your IT systems and web applications.
Lynis - Security auditing tool for systems running Linux, macOS, BSD, and other UNIX-based systems.
Burp Suite - Burp Suite is an integrated platform for performing security testing of web applications.
Silverback - Silverback 3
OpenVAS - The Open Vulnerability Assessment System (OpenVAS) is a framework of several services and tools...
Chkrootkit - Chkrootkit is a Linux tool to locally check for signs of a rootkit. It contains: