Request extension processing in Active Directory Certification Authority

The mystery of “Valid existing certificate” setting in ADCS certificate templates – demystified

Web server certificate enrollment with SAN extension

You cannot download CA certificate from web enrollment pages

You cannot submit a certificate request generated by Exchange Management Console (EMC) or Exchange Management Shell (EMS) to CA

Certificate renewal request is placed in pending state when Valid Existing Certificate is selected in certificate template

Submitting Netscape SPKI (SPKAC) Cert Requests to ADCS