VERIFICATION OF CONTACTLESS PAYMENT CARD FOR ISSUING PAYMENT CERTIFICATE FOR MOBILE DEVICE Russian patent published in 2019 - IPC G06Q20/10 G06Q20/34 G06Q20/32 G06Q20/20 G06Q20/40 

FIELD: cryptography.

SUBSTANCE: invention relates to methods and a mobile device for authentication of a contactless payment device with an integrated circuit (IC). In the method, a communication channel with a mobile device is established, a cryptogram from the mobile device is received, the cryptogram is forwarded by the mobile device from the contactless IC payment device, which communicates with the mobile device, in response to receiving and validating the cryptogram, the contactless payment device with IC is authenticated and, in response to authentication of the contactless payment device with IC, a payment certificate is issued to the mobile device, the payment certificate is associated with the payment account owned by the user of the mobile device, and includes the primary account number (PAN) or payment token, the issuance of the payment certificate contains the stage at which the PAN or payment token is stored, respectively, in the security element in the mobile device or in a secure remote host server.

EFFECT: providing authentication of a contactless payment device.

13 cl, 5 dwg