Stefan Schneegass, Frank Steimle, Andreas Bulling, Florian Alt, Albrecht Schmidt. SmudgeSafe: geometric image transformations for smudge-resistant user authentication. In A. J. Brush, Adrian Friday, Julie A. Kientz, James Scott, Junehwa Song, editors, The 2014 ACM Conference on Ubiquitous Computing, UbiComp '14, Seattle, WA, USA, September 13-17, 2014. pages 775-786, ACM, 2014. [doi]
Abstract is missing.