METHODS AND DEVICE FOR LARGE-SCALE PROPAGATION OF ELECTRONIC ACCESS CLIENTS Russian patent published in 2016 - IPC H04L29/06 H04W12/06 

FIELD: radio engineering and communications.

SUBSTANCE: method of replacing a compromised digital certificate associated with electronic universal cards with integrated circuit (eUICC) included in the mobile device, comprising steps on which the control server eUICC: indication that the signature Centre associated with multiple digital certificate, compromised; and for each digital certificate of this multiple digital certificate: identified (i) eUICC associated with the digital certificate, and (ii) a mobile device, in which this eUICC included, identifying a public key (PK_eUICC) that (i) corresponds to said eUICC and (ii) is associated with said digital certificate, cause the creation of an updated digital certificate, wherein the updated digital certificate is based on PKeuicc and updated secret key (SK_Updated__SA) which corresponds to signer centre, cause said eUICC replace said digital certificate updated digital certificate.

EFFECT: control of access to network.

20 cl, 19 dwg