How Fintechs Are Using Machine Learning to Cut Payment Fraud Without Killing Conversion (opens in new tab)

Machine learning has quietly become the default tool for payment fraud detection, and the reason is a trade-off every fraud team knows too well. Tighten the rules and you block more fraud, but you also block real customers who just wanted to buy something. Loosen the rules and conversion improves, right up until losses start eating the margin. Push too far in either direction and someone in a leadership meeting is going to ask hard questions. For a long time, the lever for managing this was s...