Common user authentication methods on smartphones, such as lock patterns, PINs, or passwords, impose a trade-off between security and password memorability. Image-based passwords were proposed as a secure and usable alternative.


alt2016mum.jpg Florian Alt, Mateusz Mikusz, Stefan Schneegass und Andreas Bulling. Memorability of Cued-recall Graphical Passwords with Saliency Masks. In Proceedings of the 15th International Conference on Mobile and Ubiquitous Multimedia. MUM '16. ACM, New York, NY, USA. [Download Bibtex]  
alt2015mobilehci.jpg Florian Alt, Stefan Schneegass, Alireza Sahami Shirazi, Mariam Hassib und Andreas Bulling. Graphical Passwords in the Wild: Understanding How Users Choose Pictures and Passwords in Image-based Authentication Schemes. In Proceedings of the 17th International Conference on Human-Computer Interaction with Mobile Devices and Services. MobileHCI '15. ACM, New York, NY, USA. [Download Bibtex]  
bulling2012chi.jpg Andreas Bulling, Florian Alt und Albrecht Schmidt. Increasing The Security Of Gaze-Based Cued-Recall Graphical Passwords Using Saliency Masks. In Proceedings of the 2012 ACM Annual Conference on Human Factors in Computing Systems. CHI'12. ACM, New York, NY, USA. [Download Bibtex]