TinyWall - Lightweight and non-intrusive firewall
GlassWire - Visualize network activity in detail, get notified when new apps access the network, look out for...
Emsisoft Online Armor Firewall - Emsisoft Online Armor Firewall is a freemium online firewall protection system by the Emsisoft that is based on the own independent protection technology of the Emsisoft.
Comodo Firewall - Comodo Firewall Pro - Secure your system against internal attacks such as Trojan viruses /...
Little Snitch - Little Snitch is a firewall application that monitors and controls outbound internet traffic.
Total Defense Internet Security Suite - Total Defense Internet Security Suite is an ultra-modern internet protection system that provides the users with the system of protecting their entire network structure against the both external and internal potential threats.