METHOD AND SYSTEM FOR FRAUD DETECTION USING A MOBILE COMMUNICATION DEVICE

摘要

A method for determining a confidence level for provisioning of a token to a mobile device includes: storing device fingerprint data associated with a mobile device; receiving location data, the data including geographic locations of the mobile device; receiving a confidence level request, the request including a supplied device fingerprint and current location of the mobile device; identifying an area of validity for the mobile device based on the geographic locations; identifying an area of validity for the transaction account based on a location associated with each of a plurality of transactions involving the account; identifying a confidence level based on a correspondence between the supplied device fingerprint and the stored device fingerprint data, the current location and the area of validity for the mobile device, and the current location and the area of validity for the transaction account; and transmitting the confidence level for the confidence level request.