Hi I have a Windows 2003 domain with an Enterprise CA and a Subordinate CA. Question: can I install a Windows 2008 subordinate CA on my environment or do I need a Windows 2008 domain for this? Thanks a lot! Isaac

Hi, According to the following blog, you can install a Windows 2008 CA in Windows 2003 domain. AD Schema Requirements for Windows PKI features http://blogs.technet.com/pki/archive/2009/12/04/ad-schema-requirements-for-windows-pki-features.aspx This posting is provided "AS IS" with no warranties, and confers no rights.