Comodo Firewall Pro
The program provides a smorgasbord of information and options for advanced users, but it’s simple enough for beginners, and runs smoothly and silently in the background. The most obvious new features include support for Windows Vista.
Features:
Complete protection from Hackers, Spyware, Trojans and Identity theft
Host Intrusion Prevention System stops malware from being installed [NEW]
Clean PC [...]