Captchat: A Messaging Tool to Frustrate Ubiquitous Surveillance

Paul Dunphy, Johannes Schöning, James Nicholson, Patrick Olivier. Captchat: A Messaging Tool to Frustrate Ubiquitous Surveillance. In Bo Begole, Jinwoo Kim, Kori Inkpen, Woontack Woo, editors, Proceedings of the 33rd Annual ACM Conference Extended Abstracts on Human Factors in Computing Systems, Seoul, CHI 2015 Extended Abstracts, Republic of Korea, April 18 - 23, 2015. pages 639-646, ACM, 2015. [doi]

Abstract

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