SEMAGE: A New Image-based Two-Factor CAPTCHA Shardul Vikram Yinan Fan Guofei Gu - CAPTCHA - Document - PDFSEARCH.IO

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	SEMAGE: A New Image-based Two-Factor CAPTCHA Shardul Vikram Yinan Fan Guofei Gu Add to Reading List Document Date: 2011-10-03 10:02:16 Open Document File Size: 464,54 KB Share Result on Facebook

SEMAGE: A New Image-based Two-Factor CAPTCHA Shardul Vikram Yinan Fan Guofei GuAdd to Reading List