Gufw
TinyWall
ufw
Windows 10 Firewall Control
Little Snitch
GlassWire
Firestarter
Windows Firewall Control
Barracuda Email Security Gateway
Proofpoint Email Security and Protection
Symantec Email Security.cloud
Cisco Email Security
FortiMail
Area 1 Security
Security Gateway
Barracuda Email Protection
Based on our record, Gufw seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
2- You should set it up anyways gufw.org. Source: about 3 years ago
TinyWall - Lightweight and non-intrusive firewall
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.
ufw - Ufw stands for Uncomplicated Firewall, and is program for managing a netfilter firewall.
Symantec Email Security.cloud - Symantec Email Security.cloud provides always-on, inbound and outbound email security against malware, targeted attacks, and advanced threats
Windows 10 Firewall Control - Windows 10 Firewall Control: simple and exhaustive solution for applications network activity controlling and monitoring.
Cisco Email Security - Cisco Email Security protects against ransomware, business email compromise, spoofing, and phishing.