zonealarm free firewall

Protecting your PC from Hackers, Trojans, Spyware, Viruses and DoS attacks

An automatic proxy selector that will easily manage proxy connections for you

Firewall protection.

Firewall blocks hackers and other unknown threats.

Firewall Terminator - Anonymizer for FTP, Newsgroups, IRC, ICQ, Email POP/IMAP

internet sharing (router) and firewall software, firewall Analyzer software

Free Ultimate Process Firewall for Windows!

Bypass firewall, tunnel connections through HTTP and SOCKS proxy servers.

Bypass firewall, tunnel connections through HTTP and SOCKS proxy servers.

GlassWire is free firewall software with extreme network monitoring abilities.