Feature	Windows Server 2003 Enterprise Edition	Windows Server 2003 Standard Edition	Windows 2000 Server
Version 2 templates that let you customize certificate enrollment and issuance	Yes	No	No
Key archival and recovery	Yes	No	No. Exchange Server 2000 provided some of this functionality.
Delta CRLs	Yes	Yes	No
Role separation	Yes	No	No
Qualified subordination	Yes	Yes	No
Autoenrollment	Yes	Computer certificates only	Computer certificates only

Table 1: Certificate Services Functionality by Edition