METHOD AND SYSTEM OF SAFE AUTHENTICATING USER AND MOBILE DEVICE WITHOUT SAFETY ELEMENTS Russian patent published in 2018 - IPC G06Q20/40 

FIELD: physics.

SUBSTANCE: method includes: storing a one-time key associated with a transaction account in memory; reception of a personal identification number by the receiving device; identification of the first session key by the processing device; generation of the second session key by the processing device, based on the stored one-time key and the received personal identification number; generation of the first application cryptogram by the processing device based on the first session key; generation of the second application cryptogram by the processing device, based on the second session key, and transmission of, at least, the first application cryptogram and the second application cryptogram by the transmitter for use in the payment transaction. The system implements the said method.

EFFECT: security of payment.

26 cl, 18 dwg