Recaptcha

reCAPTCHA is a user-dialogue system originally developed by Luis von Ahn, Ben Maurer, Colin McMillen, David Abraham and Manuel Blum at Carnegie Mellon University's main Pittsburgh campus, and acquired by Google in September 2009. Like the CAPTCHA interface, reCAPTCHA asks users to enter words seen in distorted text images onscreen. By presenting two words it both protects websites from bots attempting to access restricted areas and helps digitize the text of books.The reCAPTCHA service supplies subscribing websites with images of words that optical character recognition (OCR) software has been unable to read.
Posts about Recaptcha
  • Weekly Marketing Skinny • December 6, 2014

    … neatly in bite-sized chunks in my Weekly Marketing Skinnies right here at Traffic Generation Café every Saturday morning. Between you and me, I have no idea why I bother investing hours of my time weekly reading all these marketing news just to boil them down for you in my Weekly Marketing Skinnies, other than the fact that I know you don’t have…

    Ana Hoffman/ Traffic Generation Cafein SEO Twitter- 22 readers -
  • This Week in Digital…

    …Google vs Microsoft With only three weeks to go until the big day, both Google and Microsoft have launched their own Santa Tracker websites. Google is using their Google Maps technology to track Santa whereas Microsoft have once again partnered with NORAD, the North American Aerospace Defense Command. In the build up to the 25th Google’s site…

    Becky Grainger/ Search Laboratory- 10 readers -
  • Google Updates CAPTCHA API to Weed Out Robots

    … Years ago, as a safety measure to ensure that robots could not crawl gated content or access online shopping carts, Google implemented the much-recognized CAPTCHA box with distorted numbers and letters. Users would then need to enter the information shown in the box to prove they weren't robots, which often took multiple attempts. Now…

    Ashley Zeckman/ Search Engine Watchin Google- 3 readers -
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