Originally published at: https://boingboing.net/2018/08/29/hackers-can-listen-to-smartpho.html
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From folks trying to solve the problem of monitoring air gapped equipment?
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Fortunately big tech companies don’t do it, only bad guys.
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And I thought my life was boring. The poor sap listening in on me must be suicidal.
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good thing hackers live in their mother’s basement and not high rises then.
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Wouldn’t the frequency of the video signal be far, far outside the response of a typical mic?
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reminds me of this technique from the old days of CRT monitors. Apparently the CRT need not be facing a window nor would curtains necessarily block the effect. https://www.cl.cam.ac.uk/~mgk25/ieee02-optical.pdf
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