"Asirra: a CAPTCHA that exploits interest-aligned manual image categorization."

Jeremy Elson et al. (2007)

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DOI: 10.1145/1315245.1315291

access: closed

type: Conference or Workshop Paper

metadata version: 2020-11-10

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Jeremy Elson, John R. Douceur, Jon Howell, Jared Saul:
Asirra: a CAPTCHA that exploits interest-aligned manual image categorization. CCS 2007: 366-374

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