Presentation: Data Pipelines for Real-Time Fraud Prevention at Scale
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Abstract
PayPal processes about a billion dollars of payment volume daily ($354bn in FY2016); complex decisions are made for each transaction or user action, to manage risk and compliance, while also ensuring good user experience. PayPal users can make payments immediately in 200 countries with the assurance that the company’s transactions are secure.
How does PayPal achieve this goal in today's complex environment filled with "high-level" fraudsters as well as constantly increasing customer demand? While many industry solutions rely on fast analytics performed in near-real time over streaming data, our business requirements demand real-time, millisecond-range response.
This talk will address the architectural approach towards our internally built real-time service platform, which delivers unparalleled performance and quality of decisions. This platform blurs the line between Big Data and sustainable support for a high volume of real-time decision requests. Well-structured design, along with domain modeling methodology provide for high adaptability to emerging fraud patterns and behavioral variations, deployment on real-time event-driven, fast data in-memory architecture that accelerates detection and decisions, thereby reducing losses, improving customer experience, and allowing efficient new integrations.