Sunbelt Personal Firewall for Windows

Protect yourself against hackers. Get a free firewall download to protect your computer. PC Magazine voted Sunbelt Personal Firewall as "our favorite".

Windows Firewall (both Vista and XP) is not only ineffective, but it also gives you a false sense security. Why? It filters only incoming traffic. This means that if malware has compromised your computer, it can send all your personal information. This is true, the Windows "firewall", does not stop it! But SPF...

It supports Windows XP and VistaFilters ingoing and outgoing traffic.