FortiMail - Fortinet Email security is designed to block ransomware, phishing, and other cyber threats seeking entry via incoming email and outgoing messages don’t improperly leak sensitive data.
Cisco IronPort Web Security Appliance - Cisco IronPort Web Security Appliance
Barracuda Email Security Service - Secure Email Gateway
Palo Alto Networks WildFire - Firewall and Threat Intelligence
SonicWALL Email Security Series Appliances - SonicWall Email Security appliances are ideal for organizations that need a dedicated on-premises solution.
FireEye Security Suite - An enterprise-grade security solution for mid-market customers, combining detection, protection, and response capabilities for network, email and endpoint.