Determining the probability of legitimacy of a card present financial transaction through the se of an anonymous correlation system (ACS)

摘要

A method, system and apparatus for authenticating the validity of a transaction. The method includes the steps of receiving data identifying a means for carrying out the financial transaction; receiving data identifying a mobile network segment for routing communications via a mobile communication device associated with a user requesting the transaction; comparing the mobile network segment data and the data identifying the means for carrying out the transaction with a database of correlated data identifying one or more means for carrying out a transaction associated with further data identifying one or more mobile network segments; and authenticating the transaction in dependence on the result of the comparison.