Smudge Attacks on Smartphone Touch Screens

  title={Smudge Attacks on Smartphone Touch Screens},
  author={Adam J. Aviv and Katherine L. Gibson and Evan Mossop and Matt Blaze and Jonathan M. Smith},
Touch screens are an increasingly common feature on personal computing devices, especially smartphones, where size and user interface advantages accrue from consolidating multiple hardware components (keyboard, number pad, etc.) into a single software definable user interface. Oily residues, or smudges, on the touch screen surface, are one side effect of… CONTINUE READING

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