Paul C. van Oorschot, Tao Wan. TwoStep: An Authentication Method Combining Text and Graphical Passwords. In Gilbert Babin, Peter G. Kropf, Michael Weiss, editors, E-Technologies: Innovation in an Open World, 4th International Conference, MCETECH 2009, Ottawa, Canada, May 4-6, 2009. Proceedings. Volume 26 of Lecture Notes in Business Information Processing, pages 233-239, Springer, 2009. [doi]
Abstract is missing.