Thursday, 1 November 2007

Circumventing CAPTCHA

Source: The Register

The concept of a "chess grandmaster" attack on CAPTCHA tests has been around for a while. This article documents in brief one such actual tool which is active in the wild. Users are invited to play a game of "undress the stripper" by solving a sequence of CAPTCHAs which actually originate on the sign-up pages of webmail services.

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