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.

Cisco Umbrella - Cisco Umbrella is a cloud security platform that provides the first line of defense against threats on the internet.

snort - Snort is a free and open source network intrusion prevention system.

Kaspersky Security for Internet Gateways - Kaspersky Security for Internet Gateways offers secure internet access for the employees.

Suricata - Suricata is a high performance Network IDS, IPS and Network Security Monitoring engine.

OpenDNS Umbrella - Cloud Security