Patent ID: 8746553
Filing Date: 2014-06-10
Classification: G06Q,G07F

Abstract:
1. A method comprising the steps of: obtaining, by a payment device—payment device reader combination, issuer token data generated by an issuer entity from input data, and an issuer application cryptogram based on said input data and a session key; disassembling said issuer token data, by said payment device—payment device reader combination, to obtain said input data and said issuer application cryptogram; computing, by said payment device—payment device reader combination, a payment device application cryptogram based on said input data and said session key; comparing, by said payment device—payment device reader combination, said payment device application cryptogram to said issuer application cryptogram and determining that a requested action is allowed upon determining that said payment device application cryptogram matches said issuer application cryptogram; and receiving updated data on said payment device according to said requested action, wherein said updated data comprises at least one of: a second reset risk management parameter comprising an allowable amount of offline spending by said payment device.