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PUBLIC MARKS from Monique with tags spam & usability

18 November 2011 14:30

In Search Of The Perfect CAPTCHA - Smashing Coding

by 1 other

This article follows the search for the perfect solution to the problem of increasing amounts of human-generated spam. We’ll look at how and why CAPTCHAs are used and their effect on usability in order to answer key questions: what is the perfect CAPTCHA, and are they even desirable?

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