Free Firewalls & Security Software
Sygate Personal Firewall
An easy to use firewall that protects you against Trojans, spyware, worms and other known and unknown threats. Comes with some other great features to keep you protected.
http://smb.sygate.com/products/spf_standard.htm
ZoneAlarm
One of the most popular free firewall programs available. Offers protection for your computer against attackers and viruses.
http://www.zonelabs.com/
Startup Guard
A free program that notifies you when a new program has been added to your Windows start-up programs list. You can choose to either block or allow it to be added. This is great if you want to stop certain programs from starting up.
http://www.acelogix.com/freeware.html
Kerio Personal Firewall
Kerio Personal Firewall helps control how your computer exchanges data with other computers on the Internet or local network. Kerio Personal Firewall is designed to protect any Windows PC that is connected to the Internet using DSL, cable, dial-up, ISDN, WiFi or satellite modems.
http://www.kerio.com/kpf_home.html
