CAPTCHA – Wikipedia This CAPTCHA (Version 1) of “smwm” obscures its message from computer interpretation by twisting the letters and adding a slight background color gradient. A CAPTCHA (, a contrived acronym for “Completely Automated Public Turing test to tell Computers and Humans Apart”) is a type of challenge–response test […]
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Captcha Image Recognition
Why CAPTCHAs have gotten so difficult – The Verge At some point last year, Google’s constant requests to prove I’m human began to feel increasingly aggressive. More and more, the simple, slightly too-cute button saying “I’m not a robot” was followed by demands to prove it — by selecting all […]