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Re^3: solve reCAPTCHAby davido (Cardinal) |
| on Oct 16, 2013 at 16:27 UTC ( [id://1058493]=note: print w/replies, xml ) | Need Help?? |
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That's probably referring to reCAPTCHA, or one of the newer CAPTCHA derivatives such as duolingo. The original CAPTCHA was just a means of increasing defense in the escalating arms race between bots and those who wanted to avoid them. Dave
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