Browsing publications by Ahmad El Ahmad

Newcastle Authors	Title	Year
Ahmad El Ahmad Dr Jeff Yan	CAPTCHA Design Color, Usability, and Security	2012
Dr Jeff Yan Ahmad El Ahmad	Captcha Robustness: A Security Engineering Perspective	2011
Ahmad El Ahmad Dr Jeff Yan	The Robustness of Google CAPTCHAs	2011
Ahmad El Ahmad Dr Jeff Yan	Colour, usability and security: a case study	2010
Dr Jeff Yan Ahmad El Ahmad	CAPTCHA Security: A Case Study	2009
Dr Jeff Yan Ahmad El Ahmad	The Robustness of CAPTCHAs: A Security Engineering Perspective	2009
Dr Jeff Yan Ahmad El Ahmad	A Low-cost Attack on a Microsoft CAPTCHA	2008
Dr Jeff Yan Ahmad El Ahmad	Breaking Visual CAPTCHAs with Naive Pattern Recognition Algorithms	2007

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