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GAIROSCOPE: Injecting Data from Air-Gapped Computers to Nearby Gyroscopes. (arXiv:2208.09764v1 [cs.CR])
Aug. 23, 2022, 1:20 a.m. | Mordechai Guri
cs.CR updates on arXiv.org arxiv.org
It is known that malware can leak data from isolated, air-gapped computers to
nearby smartphones using ultrasonic waves. However, this covert channel
requires access to the smartphone's microphone, which is highly protected in
Android OS and iOS, and might be non-accessible, disabled, or blocked.
In this paper we present `GAIROSCOPE,' an ultrasonic covert channel that
doesn't require a microphone on the receiving side. Our malware generates
ultrasonic tones in the resonance frequencies of the MEMS gyroscope. These
inaudible frequencies produce …
More from arxiv.org / cs.CR updates on arXiv.org
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