In Search Of The Perfect CAPTCHA
An exploration into CAPTCHA usage and its effect on accessibility.
An exploration into CAPTCHA usage and its effect on accessibility.
In Search Of The Perfect CAPTCHA - an exploration into CAPTCHA usage and its effect on accessibility, over at Smashing Magazine, and written by me!
CAPTCHAs tackle a problem head-on: they focus purely on stopping spammers. Genuine users are, for the most part, overlooked. That is to say, an assumption is made that the normal behavior of users is not affected.
It's quite a comprehensive guide, and hopefully one that will purseuade the adoption of alternative methods.
