System for detecting counterfeit financial card fraud

A computer-implemented method for detecting probable counterfeit financial cards, comprising the steps of:

• storing in a computer database financial card transaction data reported from a plurality of financial institutions, said data comprising a geographic region where individual transactions occurred and a time when said individual transactions occurred;
• scoring individual transactions to identify suspicious transactions and scoring financial cards involved in said suspicious transactions;
• categorizing said suspicious transactions into event groups based on a geographic region where said suspicious transactions occurred and a time when said suspicious transactions occurred;
• and
• scoring said event groups based on transaction scores and card scores in said event groups to identify financial cards involved in a suspicious transaction in a same geographic region during a common time period to identify a cluster of potential counterfeit financial cards.