McAfee Network Security Platform - McAfee Network Security Platform guards all your network-connected devices from zero-day and other attacks, with a cost-effective network intrusion prevention system.
Sqreen - Sqreen is a web application security monitoring and protection solution helping companies protect their apps and users from attacks. Get started in minutes.
Suricata - Suricata is a high performance Network IDS, IPS and Network Security Monitoring engine.
Sangfor NGAF Firewall - Sangfor offers a complete & comprehensive firewall solutions with users in mind by protecting them against all type of threats internal or external, existing or future threats, with an easy-to-use converged security solution.
snort - Snort is a free and open source network intrusion prevention system.
Incapsula - Incapsula is a Security CDN that makes any website safer, faster and more reliable. 5 minute setup will make a world of difference.