One of the most difficult challenges in payment card fraud detection is extreme class imbalance. Fraudulent transactions ...

Learn how card-present fraud occurs when thieves use counterfeit cards in physical stores. Discover detection strategies and the impact on U.S. transactions.

A surge in digital payment technologies has been paralleled by an equally rapid increase in credit card fraud. This research field explores multifaceted approaches that combine advanced analytics, ...

Mastercard is using AI to help detect and prevent credit card fraud. The company says the tech can flag unusual patterns and block fraudulent transactions. This article is part of "AI in Action," a ...