Slideshow

Using spellcheck? Electromagnetic fields could reveal your writing

Georgia Tech is studying better software and hardware designs to prevent electronic snooping

  • Georgia Tech researchers Alenka Zajic and Milos Prvulovic use an AM/FM radio to pick up side-channel signals from a cell phone, which could be used to learn what computations are being done by the device.

  • Georgia Tech researcher Alenka Zajic measures electromagnetic emissions from various components of a desktop computer.

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