Download Omniquad Personal Firewall
Omniquad Personal Firewall is a personal protector of your computer. It monitors and authorizes the connection of any kind of data, computer, intruder, etc. that attempts to get inside of your computer. It hides your PC from dangerous attacks and malicious programs that try to steal personal information or important files from your internal system. Also, it gives you the opportunity to control and manage which programs can access to your system and which don't. It works in real-time and automatically shuts down access to Internet if there's a period of inactivity.
it's compatible with many Windows OS from Windows 95 to Windows XP.