Patent ID: 7814024
Filing Date: 2010-10-12
Classification: G06Q

Abstract:
1. A method of processing transaction-related data, comprising: generating an electronic file comprising transaction-related data; processing said file to create a first indicator of at least the content of said file at a first time; encrypting said first indicator to produce at least one encrypted indicator; combining said encrypted indicator and said file to form a data structure; placing a portable radio frequency-identification (RFID) capable data transfer device in wireless data communication with a device on which said data structure is resident, said RFID capable data transfer device being adapted to store transaction specific data in encrypted form; authenticating the identity of a user of said portable RFID capable data transfer device; and transferring said data structure to said RFID capable data transfer device if said user's identity is authenticated; wherein said act of processing is performed substantially by a point-of-sale device, and said portable RFID capable data transfer device is adapted for data communication with said point-of-sale device via at least one of: (i) direct data communication with point-of-sale device, or (ii) a data networking hub.