Executing FedUtil.exe from the Windows Identity Foundation (WIF) SDK fails on a Windows Server 2003 system with the following error dialog:
"Object Identifier (OID) is unknown."
Install the following fix and reboot:
Windows Server 2003 and Windows XP clients cannot obtain certificates from a Windows Server 2008-based certification authority (CA) if the CA is configured to use SHA2 256 or higher encryption - http://support.microsoft.com/kb/968730
Ed Price MSFT edited Revision 1. Comment: Minor spacing and bold edits.
Ed Price MSFT edited Original. Comment: Minor title and formatting edits.