Outpost Firewall Pro is acknowledged as one of the most secure and easy to use firewall software solutions.
Outpost firewall automatically configures itself during installation and optimizes its configuration to match the system on which it is installed. Furthermore, you don’t need to worry about keeping your protection up-to-date because Outpost features an automatic update utility, which keeps Outpost current and ready to avert network intruders.
List of fixes in 2.5 Build 375.374:
+ Improved stability and performance
+ Outpost crashed on load on some computers
+ Interface issues in Network Activity windows
+ Application description display issues
+ Attack Detection: 'Select...' link did not work
+ Attack Detection plug-in prevented some attacks detection
+ Third-party firewalls detection improved
+ Memory leak during each logon/logoff
+ Stateful inspection was ignored in system TCP rules
+ Some DNS requests were processed incorrectly that resulted in browsing issues
+ Component Control issue with applications installed on disks created with Subst command fixed
+ Several BSODs fixed
+ Rules Wizard did not work for incoming UDP packets
+ Agnitum Update informed that the existing files were newer than the downloaded ones
+ Rules for Remote administrator added
+ Some loopback addresses were not processed as local
+ ICS is not blocked now in Block Most mode
+ Log Viewer: received data counter fixed
Se quiserem fazer o download, aqui está o link : http://www.agnitum.com/download/OutpostProInstall.exe
, vamos la ver entao! 
já me estou a ver a voltar à versão anterior...
