Mastercard spent decades training its fraud system to see bots as thieves. Now bots are the ones doing the buying.
AI Summary
Mastercard's fraud detection system, developed over decades, is now facing challenges as bots increasingly engage in purchases instead of just committing fraud. The company processed 175 billion transactions last year, and its chief AI and data officer highlighted the evolving landscape of online transactions at a recent event.
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Every time a Mastercard gets tapped, the network has less than a tenth of a second to judge how likely the purchase is to be fraudulent. It made that call across 175 billion transactions last year. Now the buyer on the other side of that judgment is starting to change, and Greg Ulrich, the company's chief AI and data officer, spelled out the consequence for the VB Transform 2026 audience in Menlo Park on July 14. "We've built a bunch of risk rules over time that were intended to stop a bot from
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