Tag Archives: assistant

U-M researchers hack devices with laser “Light Commands”

By | November 7, 2019

A team of researchers including Kevin Fu and Daniel Genkin, U-M professors of electrical engineering and computer science, have found a way to take over Google Home, Amazon’s Alexa, or Apple’s Siri devices from hundreds of feet away by shining laser pointers, and even flashlights, at the devices’ microphones. “We’ve shown that hijacking voice assistants only requires line-of-sight… Read More »

Hey, Alexa, stop listening to everything I say

By | November 27, 2018

Smart speakers like Amazon’s Alexa and Google Home that can give you the weather forecast, play your favorite tunes, or control the lights in your house are a hot ticket item for the holidays. But not for everyone. Recent research from the U-M School of Information looked at privacy perceptions, concerns, and privacy-seeking behaviors with smart speakers. Florian… Read More »