Sometimes it is necessary for a certificate issued by a certification authority to be withdrawn from circulation even before its expiration date. To make this possible, a certification authority keeps a revocation list. This is a signed file with a relatively short expiration date, which is used in combination with the certificate to check its validity.
After a certificate has been revoked, a new revocation list must be created and published so that entities that check the revocation status are informed of the revocation. Since the revocation list has a relatively short expiration date, it must be reissued at regular intervals even if the content is not changed.
Continue reading „Erstellen und Veröffentlichen einer Zertifikatsperrliste“