FIELD: physics.
SUBSTANCE: in the method, the customer's client device is connected to the issuer's server, from which the customer's identifier is transmitted to the customer's client device, the seller's client device is connected to the acquirer's server, from which the seller's identifier is transmitted to the seller's client device, the customer's identifier and the seller's identifier do not contain payment information, the identifier is transmitted from the customer's client device to the seller's client device or from the seller's client device to the customer's client device, the customer's identifier and the seller's identifier are transmitted to the data protection server, a request containing the customer's identifier is transmitted from the data protection server to the issuer's server, the customer's payment data are transmitted in response to the data protection server, data for cashless payment containing the customer's identifier and the customer's received payment data are transmitted from the data protection server to the acquirer's server, wherein purchase data are also transmitted to the data protection server along with the customer's identifier and the seller's identifier.
EFFECT: increasing the security of the operation of electronic cashless payment.
17 cl, 4 dwg
