Hi i've created a cert authority server for my domain will there be any impact if this server were to fail even my DC is using the CA cert for authentication.

The simplest anwer to your question is: It depends on your disaster recovery plans. What to add? You have not given important data on your system and the response can be appropriate. Look here for some more information: http://support.microsoft.com/kb/298138/en-us http://technet.microsoft.com/en-us/library/cc779540(v=ws.10).aspx http://blogs.technet.com/b/askds/archive/2009/09/01/designing-and-implementing-a-pki-part-i-design-and-planning.aspx Regards Milos

The simplest anwer to your question is: It depends on your disaster recovery plans. What to add? You have not given important data on your system and the response can be appropriate. Look here for some more information: http://support.microsoft.com/kb/298138/en-us http://technet.microsoft.com/en-us/library/cc779540(v=ws.10).aspx http://blogs.technet.com/b/askds/archive/2009/09/01/designing-and-implementing-a-pki-part-i-design-and-planning.aspx Regards Milos

For CA queries better to discuss here. http://social.technet.microsoft.com/Forums/en/winserversecurity/threads Thanks