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138
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CMS
2006
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Communications
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CMS 2006
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Enhanced CAPTCHAs: Using Animation to Tell Humans and Computers Apart
15 years 4 months ago
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www.fp6-noah.org
Abstract. Completely Automated Public Turing Test to tell Computers and Humans Apart (CAPTCHA) is a
Elias Athanasopoulos, Spyros Antonatos
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