So im looking into building a Microsoft CA using window server 2003. What is really the defference between standard and enterprise for what i'm looking to do.

This is an Exchange Server forum. You might want to post in the Windows / Security forum: http://social.technet.microsoft.com/Forums/en-us/winserversecurity/threadsTim Harrington | MVP: Exchange | MCITP: EMA 2007/2010, MCITP: Lync 2010, MCITP: Server 2008, MCTS: OCS | Blog: http://HowDoUC.blogspot.com | Twitter: @twharrington

Hello, I am afraid it is off-topic here. You can use the following link to create a new tread to our Windows Forum so that you can get more professional suggestions: http://social.technet.microsoft.com/Forums/en/winservergen/threads For more reference about how to repare and build up the enterprise CA, please refer to: Building an Enterprise Root Certification Authority http://technet.microsoft.com/en-us/library/cc875810.aspx Thanks, Simon