certificate revocation
The event that occurs when a CA declares that a previously valid digital certificate issued by that CA has become invalid; usually stated with an effective date.
Senses
(I)
The event that occurs when a CA declares that a previously valid digital certificate issued by that CA has become invalid; usually stated with an effective date.
Tutorial: In X.509, a revocation is announced to potential certificate users by issuing a CRL that mentions the certificate. Revocation and listing on a CRL is only necessary prior to the certificate's scheduled expiration.
References
- IETF RFC 4949 (Internet Security Glossary)Jan 06, 2026RFC 4949 — Internet Security Glossary (Version 2)https://www.rfc-editor.org/rfc/rfc4949.txtRFC 4949 is published by the IETF Trust and marked as "Distribution of this memo is unlimited". Verify IETF Trust copyright/licensing terms for reuse.Source: IETF RFC 4949 (rfc-editor.org).