I am using this firewall since version 1.0. No other firewall came close feature-wise and/or usability-wise.
This is indeed a great way to be protected... If you have Nod32 anti virus becide it, then you have an bulletproof security solution.
one of only two that I have tried that hasn't caused any problems with my system. Seems to work well and is one of the few that are generally recommended on the internet. Only drawback it uses quite a bit of memory i.e about 10% on my system. Understand the newest edition is a little less demanding.