Patent ID: 7273168
Filing Date: 2007-09-25
Classification: G06Q,G07F

Abstract:
1. A method of authenticating a transaction comprising: receiving from a hand-held device a transaction request associated with one or more products and a payment amount; determining a payment source associated with a user of the hand-held device; authorizing the transaction request; transmitting an authorization code to the hand-held device prior to completing the transaction request, the authorization code indicating that the payment source authorized deduction of the payment amount from an account of the user that is maintained by the payment source; storing the authorization code in a transaction database configured to store the authorization code and an indication of the transaction request; receiving the authorization code at a point-of-sale of the one or more products indicated in the transaction request; accessing the transaction database; comparing the received authorization code with the authorization code stored in the transaction database in order to verify the authorization code; and in response to verifying the authorization code, completing the transaction request by authorizing deduction of a transaction amount from the user account maintained by the payment source and authorizing release of the one or more products to the user of the hand-held device.