@danielmcclure on Twitter: "Captcha FAIL: Researchers Crack the Web's Most Popular Turing Test http://on.mash.to/1ctkRRb"

Last Updated: November 1, 2013

Captcha FAIL: Researchers Crack the Web’s Most Popular Turing Test http://on.mash.to/1ctkRRb

Source

https://twitter.com/danielmcclure/status/396213544955691008