Decision Intelligence, a value-added authorization service from Mastercard, reviewed 143 billion transactions in 2023. To increase the speed and accuracy of its fraud fighting capabilities, Mastercard has added generative AI to the algorithm and now calls the service Decision Intelligence Pro. Over the past 15 years, thwarting criminals has involved the deployment of ever-improving algorithms. Initially, algorithms were entirely rules-based and declined transactions automatically when spending limits were exceeded or the transaction amount exceeded a hard-coded threshold when presented to c...