Introduction to reCAPTCHA

Channel:
United States Google Search Central
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751,000
Published on ● Video Link: https://www.youtube.com/watch?v=euRAfUGX8wY


Duration: 9:22
65,573 views
306

Luis von Ahn, a research scientist at Google, introduces a free service called reCAPTCHA.

Learn more: http://googlewebmastercentral.blogspot.com/2010/01/protect-your-site-from-spammers-with.html



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Tags:
google
captcha
spam
recaptcha