Free firewall software

A firewall software constantly monitors and defends your PC from internet attacks.

If used by a remote unknown user, it is very likely for you to be in troubles: the remote person is not taking over your PC with good intentions, without your knowledge.

It is then very important for you to successfully deny such actions, and you can do that by using firewall software.

Comodo Firewall Pro free Comodo Firewall it's easy to install and use and passes the industry's most stringent firewall "leak" tests. Unlike some other "free" firewalls, this is not a stripped down version but is the full, completely functional product. Easy to use for the beginners and advanced users alike, Comodo Firewall can be configured for various environments - single PC user, at home, or Local Area Network, if necessary.

You can learn more, and download Comodo Firewall here.