What test did Max Levchin co-create to help combat fraud?
Turing Test
Gausebeck-Levchin Test
Stanford-Binet Test
Myers-Briggs Test
Answer
Max Levchin co-created the Gausebeck-Levchin test, one of the first commercial implementations of a CAPTCHA challenge response human test. This test helped in PayPal's anti-fraud efforts by distinguishing between humans and automated bots.
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