Tag: SMUDGE

The greasier among you take heed: your touchscreen cell phone may be vulnerable to smudge hacking. Researchers at the University of Pennsylvania (.PDF) have found that, with a camera and some basic photo processing, they can map taps and swipes on a cell phone's screen, thanks to the thin layer of oil left behind when you hold the device to your face. With just a little increase in contrast and ...

No matter how clean you keep your fingers, you'll be hard-pressed to keep the screen free of smudges and glares. However, scientists may have found a new way to combat, or possibly get rid of, the problem. Scientists at the 238th National Meeting of the American Chemical Society released a report Thursday, according to Cellular News, detailing a new way of testing smudge- and ...