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Inaudible Voice Commands: The Long-Range Attack and Defense
2018
Symposium on Networked Systems Design and Implementation
Recent work has shown that inaudible signals (at ultrasound frequencies) can be designed in a way that they become audible to microphones. Designed well, this can empower an adversary to stand on the road and silently control Amazon Echo and Google Home-like devices in people's homes. A voice command like "Alexa, open the garage door" can be a serious threat. While recent work has demonstrated feasibility, two issues remain open: (1) The attacks can only be launched from within 5 f t of Amazon
dblp:conf/nsdi/RoySHC18
fatcat:g6sfunrbs5e3vg75y3npjgwuxi