Wendy Moncur, Grégory Leplâtre. Pictures at the ATM: exploring the usability of multiple graphical passwords. In Mary Beth Rosson, David J. Gilmore, editors, Proceedings of the 2007 Conference on Human Factors in Computing Systems, CHI 2007, San Jose, California, USA, April 28 - May 3, 2007. pages 887-894, ACM, 2007. [doi]
Abstract is missing.