SYSTEM AND METHOD FOR PROXIMITY PAYMENT TRANSACTION BETWEEN A WIRELESS COMMUNICATION DEVICE AND A POINT OF SALE TERMINAL IN CONJUNCTION WITH A TRUSTED PARTY

摘要

A method for proximity payment transaction between a wireless purchasing device and a point of sale terminal in conjunction with a trusted party. The wireless communication device initiates a proximity payment application for a transaction between the wireless purchasing device and the point of sale terminal. The wireless communication device transmits the first authentication code to the point of sale terminal. A first code is inputted at the point of sale terminal as a watermark on the superimposed photo image of the user, wherein the superimposed photo image is displayed on the wireless purchasing device. The point of sale terminal transmits a first code and the first authentication code to the trusted party via a second communication network. The point of sale terminal receives an approval message from the trusted party for approving the transaction between the wireless purchasing device and the point of sale terminal.