NSA has tested swipe recognition technology to identify phone users

The National Security Agency has tested the use of smartphone-swipe recognition technology, according to the tool's manufacturer.

The mobile device feature, created by Lockheed Martin, verifies a user's identity based on the swiftness and shape of the individual's finger strokes on a touch screen. The technology is but one incarnation of handwriting-motion recognition, sometimes called "dynamic signature" biometrics, that has roots in the Air Force

"Nobody else has the same strokes," said John Mears, senior fellow for Lockheed IT and Security Solutions. "People can forge your handwriting in two dimensions, but they couldn't forge it in three or four dimensions. Three is the pressure you put in, in addition to the two dimensions on the paper. The fourth dimension is time. The most advanced handwriting-type authentication tracks you in four dimensions." Read more...