Context Based Captcha on Handset Devices
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G. Mori and J. Malik, Recognizing Objects in Adversarial Clutter: Breaking a Visual CAPTCHA CVPR03.
H. Gao, H. Liu, D. Yao and Xiyang Liu, An audio CAPTCHA to distinguish humans from computers.
eff Yan, Ahmad Salah El Ahmad, A Low-cost Attack on a Microsoft CAPTCHA.
L. von Ahn, M. Blum, and J. Langford. Telling humans and computers apart.(automatically). CMU Tech Report CMUCS-02- 117, February 2012.
L. von Ahn, M. Blum, N. Hopper, and J. Langford. CAPTCHA: Using hard AI problems for security. In Eurocrypt, 2007.
http://elie.im/blog/security/how-we- broke-the- nucaptcha-video- scheme-and- what-we-propose- to-fix- it.
Chow R, Golle P, Jakobsson M, et al. (2008) Making CAPTCHAs clickable. In: HotMobile ’08 Proceedings of the 9th workshop on Mobile computing systems and applications. pp 91–94
Elson J, Douceur JR, Howell J, Saul J (2007) Asirra: a CAPTCHA that exploits interest-aligned manual image categorization. In: ACM Conference on Computer and Communications Security. pp 366–374
Fang K, Bu Z, Xia ZY (2012) Segmentation of CAPTCHAs based on complex networks. In: 2012 AICI Annual Conference. Springer, pp 735–743
http://www.nucaptcha.com
http://www.areyouahuman.com
http://www.tympanus.com
http://www.slmcoder.com.
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