MANAGING CUSTOMER UNIQUENESS IN TOKENISED SYSTEMS

摘要

According to a first aspect there is provided a method of identifying the funding source of an electronic transaction, said method comprising a payment terminal: receiving a transaction request comprising one or more credentials from a payment device; and determining whether said credentials comprise a funding source proxy (FSP) and, if not, generating the FSP from one or more of said credentials according to a predetermined algorithm stored on said payment terminal; wherein the funding source proxy is derived from a funding primary account number (FPAN) of a funding source of said payment device. Other aspects provide a method of blocking an electronic transaction, a method of authorising an electronic transaction, a method performed by a payment terminal and a method of provisioning a device with payment capability.

主权项

1. A method comprising:
receiving, by a payment terminal, a transaction request comprising one or more credentials from a payment device; determining, by said payment terminal, whether said credentials comprise a funding source proxy (FSP); and responsive to determining that said credentials do not comprise a funding source proxy (FSP), generating the FSP from one or more of said credentials according to a predetermined algorithm stored on said payment terminal; wherein the FSP is derived from a funding primary account number (FPAN) of a funding source of said payment device.