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29
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WMCSA
2008
IEEE
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Communications
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WMCSA 2008
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Making CAPTCHAs clickable
14 years 5 months ago
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crypto.stanford.edu
We show how to convert regular keyboard-entry CAPTCHAs into clickable CAPTCHAs. The goal of this conversion is to simplify and speed-up the entry of the CAPTCHA solution, to minim...
Richard Chow, Philippe Golle, Markus Jakobsson, Lu...
claim paper
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