Online Payment Fraud Prevention: Best Practices for Organizations

### Executive Summary: This whitepaper outlines the rising threat of online payment fraud, catalogs common attack types (card-not-present, account takeover, authorized push payments, card testing, skimming, BEC, and chargeback abuse), and recommends prevention strategies—device intelligence, behavioral biometrics, bot detection, rules/ML scoring, rate-limiting, and privacy-preserving cross-institution signal sharing (Distributed Tokenization)—to detect and block fraud early without degrading legitimate customer experience.