Certificate Services are the Public Key Infrastructure (PKI) services from Microsoft for Windows Server 2003. A PKI consists of a hierarchy of 1 or more Certificate Authority (CA) entities. A component of Certificate Services is Web, used for enrollment of certificates via a web based way. Enrollment can be simply translated in this case as “requesting & receiving”. On WS08(R2) Certificate Services has become a part of Active Directory (AD) and is renamed as Active Directory Certificate Services (AD CS).
When you browse to a CA’s Certificates Services Web (http://DOMAIN/certsrv) from a system with Vista, WS08 or higher, you receive the following error if the CA is running WS03 SP2 (with WS03 pre-SP2 you get another error; more about this later): Read the rest of this entry »