A CAPTCHA model based on visual psychophysics: Using the brain to distinguish between human users and automated computer bots

Seyed Mohammad RezaSaadat Beheshti, Panos Liatsis, Muttukrishnan Rajarajan. A CAPTCHA model based on visual psychophysics: Using the brain to distinguish between human users and automated computer bots. Computers & Security, 70:596-617, 2017. [doi]

Abstract

Abstract is missing.