We believe smudge attacks based on reflective properties of oily residues are but one possible attack vector on touch screens. In future work, we intend to investigate other devices that may be susceptible, and varied smudge attack styles, such as heat trails caused by the heat transfer of a finger touching a screen. The practice of entering sensitive information via touch screens needs careful analysis in light of our results. The Android password pattern, in particular, should be strengthened. Credit: Usenix.org
Now they talk about this? I have always thought about it since my sis got the G1. Thats why i always rub the screen with my palm when im done.
or just don't use one of them,......
Dogs are great judges of character, and if your dog doesn't like somebody being around, you shouldn't trust them.
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