Graphical Passwords in the Wild: Understanding How Users Choose Pictures and Passwords in Image-based Authentication Schemes

@inproceedings{Alt2015GraphicalPI,
  title={Graphical Passwords in the Wild: Understanding How Users Choose Pictures and Passwords in Image-based Authentication Schemes},
  author={Florian Alt and Stefan Schneega\ss and Alireza Sahami Shirazi and Mariam Hassib and Andreas Bulling},
  booktitle={MobileHCI},
  year={2015}
}
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. As of today, however, it remains unclear how such schemes are used in the wild. We present the first study to investigate how… CONTINUE READING

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