[liberationtech] Even our lightbulbs are spying on us now

[Andrew Beals]

> On Jun 22, 2020, at 9:38 AM, Richard Brooks <rrb at g.clemson.edu> wrote:
> 
> On 6/22/20 10:25 AM, Yosem Companys wrote:
>> Scientists at the Ben-Gurion University of the Negev in Israel have
>> discovered a way to eavesdrop on entire conversations by studying the
>> vibration patterns in a lightbulb.
>> 
>> https://www.wsj.com/articles/even-our-lightbulbs-are-spying-on-us-now-11592506602
>> 
>> 
> Seems neither terribly new, nor novel:
> 
> https://en.wikipedia.org/wiki/Laser_microphone
> 
> https://www.detective-store.com/laser-listening-device-spectra-laser-microphone-m-458.html

The basic idea was invented by Theremin and was deployed operationally shortly after WWII.

https://hackaday.com/2015/12/08/theremins-bug/ <https://hackaday.com/2015/12/08/theremins-bug/>
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