Incapsula - Incapsula is a Security CDN that makes any website safer, faster and more reliable. 5 minute setup will make a world of difference.
TinyWall - Lightweight and non-intrusive firewall
WatchGuard NGFW - The traditional Next Generation Firewall (NGFW) isn’t enough anymore. WatchGuard’s approach meets your advanced security management and deployment needs
SonicWall - SonicWall security solutions protects your network, systems, users and data from cyber threats.
Sqreen - Sqreen is a web application security monitoring and protection solution helping companies protect their apps and users from attacks. Get started in minutes.
pfSense - pfSense is a free and open source firewall and router that also features unified threat management, load balancing, multi WAN, and more