Windows 10 Firewall Control
TinyWall
GlassWire
Windows Firewall Control
Emsisoft Online Armor Firewall
Little Snitch
Comodo Firewall
Total Defense Internet Security Suite
Symantec Email Security.cloud
Barracuda Email Security Gateway
Proofpoint Email Security and Protection
Cisco Email Security
Alert Logic Threat Manager
FortiMail
Area 1 Security
Barracuda Email Protection
TinyWall - Lightweight and non-intrusive firewall
Barracuda Email Security Gateway - Barracuda's Email Security Gateway is a powerful antivirus filter specifically designed to identify and eliminate email-borne threats, stopping hazards before they reach the network.
GlassWire - Visualize network activity in detail, get notified when new apps access the network, look out for...
Proofpoint Email Security and Protection - Learn about Proofpoint's email security solutions that protect organizations against threats such as email fraud, phishing, spam, bulk email, and viruses.
Windows Firewall Control - Windows Firewall Control is not the built in firewall system in the Windows operating systems.
Cisco Email Security - Cisco Email Security protects against ransomware, business email compromise, spoofing, and phishing.