Reply to guest:

ZoneAlarm will stop trojans and is free.
ZoneAlarm Pro is better and is not free.
(No, I don't get a commission from Zone Labs.)

[url]http://www.zonelabs.com/[/url]

You can do a "Shields Up!" *0 port scan to test firewall here:

[url]http://grc.com/default.htm[/url]

Firewall comparison here:

[url]http://grc.com/lt/score***rd.htm[/url]

Just because ZoneAlarm is free dosen't mean it's not a very good firewall.

Good luck.