WinFirewall 2005 - Version 2.0.63.6 WinFirewall 2005 provides protection from all types of hackers attacks and Internet worms. It provides real-time protection for your PC, blocks access to data thieves and automatically prevents Internet threats. This program protects your personal data, prevents denial-of-service attacks and blocks all suspicious Internet traffic. WinFirewall 2005 scans your e-mails, logs all network events and allows you to choose the appropriate security level.