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AINA
2010
IEEE
13 years 9 months ago
Against Spyware Using CAPTCHA in Graphical Password Scheme
—Text-based password schemes have inherent security and usability problems, leading to the development of graphical password schemes. However, most of these alternate schemes are...
Liming Wang, Xiuling Chang, Zhongjie Ren, Haichang...
CHI
2011
ACM
12 years 8 months ago
Security through a different kind of obscurity: evaluating distortion in graphical authentication schemes
While a large body of research on image-based authentication has focused on memorability, comparatively less attention has been paid to the new security challenges these schemes m...
Eiji Hayashi, Jason Hong, Nicolas Christin