Free for personal use, Sygate Personal 
Firewall provides best of breed security in a user friendly interface, 
protecting your PC from hackers, trojans and DoS attacks. 
Features include full-ICS support, protocol driver level protection, enhanced logging, and more.
Sygate Personal Firewall delivers unobtrusive, highly configurable, 
enforceable rule-based security policy by constantly operating in the 
background of your PC. Policies regarding applications, trusted IP 
addresses, ports, protocols and scheduling can be customized to support 
and secure any network configurations or requirements. Designed with 
high performance in mind, it delivers top-notch security without 
sacrificing your computing power.
Note that from November 30th, 2005 all Sygate consumer firewall 
products have been discontinued but this versions is available here for 
free use.
Technical
  
| Title: | Sygate Personal Firewall 5.6.2808 | 
| Filename: | spf.exe | 
| File size: | 8.80MB (9,228,440 bytes) | 
| Requirements: | Windows 2000 / XP / 2003 / XP64 | 
| Languages: | en-US | 
| License: | Freeware |  |  |