08-12-2010, 05:44 PM
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#15
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Hoodoo Guru
Join Date: Jul 2009
Posts: 286
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Interesting article about how spammers solve CAPTCHAs.
Quote:
But the inventors of CAPTCHAS probably didn't anticipate this: Hundreds, possibly thousands of laborers working for less than $50 a month to solve an endless stream of CAPTCHAS delivered to them by automated middlemen who sell the results to spammers in real time,[...]
[...]The system is so efficient at delivering CAPTCHAS to workers in these remote locales that the average time for delivery of a solution hovers around 20 seconds.
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