Visa Inc.
Mobile communications message verification of financial transactions

Abstract:

A system and method for verifying a secure transaction by evaluating the transaction, generating a first verification value for the transaction, sending an electronic mobile message to a wireless device associated with the transaction, receiving a response from the wireless device to the electronic mobile message associated with the transaction and generating a new second verification value for the transaction based on the response is provided. The second verification value may be used to validate or invalidate the secure transaction.