SCORING METHODOLOGY FOR PURCHASING CARD FRAUD DETECTION

A method and system is disclosed for scoring a match between applicant data provided by a client and data stored in a fraud database. The system includes a merchant application having a unique identifier portion, a non-unique identifier portion, and a reference portion, a processor having access to the merchant information for calculating a first match score based on a match occurring in the non-unique identifier portion, a second match score based on a match occurring in the unique identifier portion, and a third match score based on a match occurring in the reference portion, and wherein the processor sums the first, second, and third match scores to arrive at a total match score to determine whether the total match score has exceeded a predefined match score. If the predefined match score is exceed then an alert is sent to the client informing the client that a fraud match with a high degree of reliability has occurred.