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112
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SICHERHEIT
2010
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SICHERHEIT 2010
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CAPTCHAs: The Good, the Bad, and the Ugly
15 years 18 days ago
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www.minicrypt.cdc.informatik.tu-darmstadt.de
A CAPTCHA is a program that generates challenges that are easy to solve for humans but difficult to solve for computers. The most common CAPTCHAs today are text-based ones where a ...
Paul Baecher, Marc Fischlin, Lior Gordon, Robert L...
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