TouchIn: Sightless two-factor authentication on multi-touch mobile devices

  title={TouchIn: Sightless two-factor authentication on multi-touch mobile devices},
  author={Jingchao Sun and Rui Zhang and Jinxue Zhang and Yanchao Zhang},
  journal={2014 IEEE Conference on Communications and Network Security},
Mobile authentication is indispensable for preventing unauthorized access to multi-touch mobile devices. Existing mobile authentication techniques are often cumbersome to use and also vulnerable to shoulder-surfing and smudge attacks. This paper focuses on designing, implementing, and evaluating TouchIn, a two-factor authentication system on multi-touch mobile devices. TouchIn works by letting a user draw on the touchscreen with one or multiple fingers to unlock his mobile device, and the user… CONTINUE READING
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