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"Vulnerability of the conventional accessible CAPTCHA used by the White ..."
Michitomo Yamaguchi et al. (2014)
- Michitomo Yamaguchi, Toru Nakata
, Hajime Watanabe, Takeshi Okamoto, Hiroaki Kikuchi:
Vulnerability of the conventional accessible CAPTCHA used by the White House and an alternative approach for visually impaired people. SMC 2014: 3946-3951
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