Just thought Id start a thread for firewall software as that is such important to people using the web.
Im currently using commodo and its version 3 before that I was using PC TOOLS then before that Zone Alarm.
I upgraded to more full featured firewall programs with more security and features as time went on.
The above were all free software:
Here is the Link to Commodo software firewall:
Please submit any links to firewall software that you think is going to be useful but it must be free no commercial advertising.