Aug 12, 2010
Beware of the tell-tale smudge
University of Pennsylvania researchers say they can take a picture of the screen of a touch screen phone, enhance the contrast on the smudge marks,…
University of Pennsylvania researchers say they can take a picture of the screen of a touch screen phone, enhance the contrast on the smudge marks, and detect the password 92% of the time. Their advice: clean your phone. Which is kind of good advice anyway.
Latest Episodes
View All Shows
an hour ago6:16
3 hours ago7:34
15 hours ago25:22
a day ago30:57
6 days ago28:44
4 months ago24:33