re: CAPTCHA: I’m not a robot

re: CAPTCHA: I’m not a robot

History

From CAPTCHA → reCAPTCHA

CAPTCHA v1CAPTCHA v1

reCAPTCHA v1

reCAPTCHA v1 (post-Google acquisition)

Image of reCAPTCHA v2

reCAPTCHA v2 (mobile friend version)reCAPTCHA (v2) introduced a mobile-friendly

reCAPTCHA (v2) that looks like an optical illusion

What about accessibility?

In summary…

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