======== Glossary ======== .. glossary:: CRL Definition from :rfc:`5280`: X.509 defines one method of certificate revocation. This method involves each CA periodically issuing a signed data structure called a certificate revocation list (CRL). A CRL is a time-stamped list identifying revoked certificates that is signed by a CA or CRL issuer and made freely available in a public repository. Each revoked certificate is identified in a CRL by its certificate serial number. API Application programming interface ASN.1 Abstract syntax notation one See https://www.itu.int/en/ITU-T/asn1/Pages/introduction.aspx