METHOD FOR TRUSTED STORAGE ON A SMART CARD OF A LIST OF REVOKED CERTIFICATES (CRL) Russian patent published in 2020 - IPC G06F21/77 

FIELD: computer equipment.

SUBSTANCE: method of trusted storage on a smart card of a list of revoked certificates, in which at the initialization stage the following operations are performed: certificates of checking the list of revoked certificates are recorded in the secure internal memory of the smart card; backing up internal storage area in the smart card secure internal memory; recording a program component for importing a list of revoked certificates and a program component for checking the list of revoked certificates into the smart card; smart card usage stage involves the following operations: downloading a list of revoked certificates from external storage of a list of revoked certificates and sending them to a revoked list of revoked certificates, which is used to load from the secure internal memory of the smart card certificates of checking the list of revoked certificates and validating the revoked certificates list using the revoked certificates list digital signature; in case of successful verification, a list of revoked certificates is recorded into the internal storage area.

EFFECT: technical result consists in providing a trusted storage on a smart card of a list of revoked certificates with improved ease of use.

1 cl, 1 dwg