Christian Heilmann

Captchas cracked

Tuesday, February 1st, 2005 at 2:44 pm

Generally the safest way to ensure real humans enter data are so called captchas (Completely Automated Public Turing-Test to tell Computers and Humans Apart – distorted pictures with words in them you are asked to read and type in). Now, these are not only an accessibility issue (how would a blind user type them in?), but clever spammers found a way around them, using free porn and gullible people.

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