RFC 文档RFC 5280 - Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile5. CRL Profile本页总览5. CRL and CRL Extensions Profile This section presents a profile for X.509 v2 CRLs. The profile specifies required and optional CRL fields and extensions. Main Topics 5.1 CRL Fields 5.2 CRL Extensions 5.3 CRL Entry Extensions