| 主权项 |
1. A computer-implemented method to inform near field communication (NFC) payment readers of NFC target device payment application availability, comprising:
formatting, by a payment application executing under a host operating system of an NFC target device, a SELECT proximity payment system environment (PPSE) RESPONSE as one or more NFC Application Protocol Data Units (APDUs), the SELECT PPSE RESPONSE formatted to respond to a SELECT PPSE command from an NFC payment reader, and the SELECT PPSE RESPONSE comprising a list of one or more Application Identifiers (AIDs) corresponding to one or more payment options available on the NFC target device; communicating, by the payment application, the formatted SELECT PPSE RESPONSE to a PPSE applet executing on the NFC target device; receiving, by the PPSE applet, a SELECT PPSE command from an NFC payment reader; and communicating to the NFC payment reader, by the PPSE applet in response to receiving the SELECT PPSE command from the NFC payment reader, the SELECT PPSE RESPONSE communicated to the PPSE from the payment application. |
