Hi Joe,
Welcome to MSDN Newsgroup!
If we want to register an application in Windows Firewall, we could modify
the following registry to achieve this goal,
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\S haredAccess\Parameters\Fir
ewallPolicy\DomainProfile\AuthorizedApplications\L ist
I also browse an article from internet and hope it's helpful for you.
Title: Manually Configuring Windows Firewall in Windows XP Service Pack 2
URL:
http://www.microsoft.com/technet/com...uy/cg0204.mspx
If there is any question, please feel free to join the community and we are
here to support you at your convenience. Thanks again and have a nice day.
Best Regards,
Terry Fei [MSFT]
Microsoft Community Support
Get Secure!
www.microsoft.com/security
(This posting is provided "AS IS", with no warranties, and confers no
rights.)