Download Minute Personal Firewall
Minute Personal Firewall its a personal software that helps you to attack and detect malicious intruders getting into your computer. Minute Personal Firewall blocks any external connections by analyzing the traffic in your network. It will prevent back door worms and Trojans from stealing important personal information such a as bank accounts, phone numbers, addresses, etc.
It's easy to configure and it's specially made for unexperienced users. This firewall is not as strong as other firewalls in the market but it's free and it works perfectly for those who want a medium protection on their computers.
Compatible with some of the newest Windows OS from NT to XP.