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Transaction authentication

  • US 20040064406A1
  • Filed: 04/28/2003
  • Published: 04/01/2004
  • Est. Priority Date: 11/01/2000
  • Status: Abandoned Application
First Claim
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1. A method of validating a payment transaction comprising the steps of transmitting through a communications network a request message from a vending node to a transaction authorisation function, said request message identifying a communications node identity, said transaction authentication function using said communications node identity to establish a communications session with said communications node and transmitting a notification message thereto, said notification message instructing a confirmation response, said transaction function determining from the confirmation response whether the transaction is valid and, if so, transmitting an authorisation message to said vending node.

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