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Technology

Making your phone screen blurry could stop people snooping on you

Thanks to the way human eyes work, a system that makes your phone screen blurry can prevent people reading it from a distance while still remaining legible up close

By Matthew Sparkes

18 August 2023

Eye-Shield: Real-Time Protection of Mobile Device Screen Information from Shoulder Surfing https://arxiv.org/abs/2308.03868

Privacy, if you don’t mind squinting

Brian Tang, Kang G. Shin

Worried about people taking a peek at your phone screen? Now there’s a simple solution – make the screen so blurry that it can’t be snooped on.

and at the University of Michigan say their system keeps your information private by blurring the screen in such a way that it is readable up close but indecipherable at a distance. And unlike physical privacy films that are stuck to the screen, their system can be turned on and off at will.

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