Yiğit Yıldırım is redefining how the world fights fraud. As Senior Vice President of Global Fraud Prevention at PayPal, he is driving the shift to AI-powered risk decisioning that is faster, sharper, and more transparent — protecting millions of users while keeping innovation ahead of fraudsters.

Over the past decade, Yiğit has built and scaled breakthrough fraud and identity platforms across the industry. At Socure, he spearheaded Fraud & Risk Products, fueling the company’s rapid growth and establishing its market leadership. At LexisNexis Risk Solutions, he launched global risk management products and expanded core AI/ML capabilities. Earlier, he led pioneering fraud detection at Emailage, a technology so pivotal that it propelled the company’s acquisition.

With a Ph.D. in Computer Science from Arizona State University, Yiğit combines academic rigor with product vision. His mission: to make trust scalable in a digital world where fraud never sleeps.