TinyWall - Lightweight and non-intrusive firewall
Qualys - Qualys helps your business automate the full spectrum of auditing, compliance and protection of your IT systems and web applications.
SonicWall - SonicWall security solutions protects your network, systems, users and data from cyber threats.
Burp Suite - Burp Suite is an integrated platform for performing security testing of web applications.
pfSense - pfSense is a free and open source firewall and router that also features unified threat management, load balancing, multi WAN, and more
OpenVAS - The Open Vulnerability Assessment System (OpenVAS) is a framework of several services and tools...