[Cryptography] "Great. Now Even Your Headphones Can Spy on You"
leichter at lrw.com
Wed Nov 30 15:58:19 EST 2016
You thought you disabled all the microphones on your computer. Think again.
(The fact that pretty much all the technologies used to produce sound from electrical signals can inherently also be used in the reverse direction is hardly something new. That one of the widely used D/A converters will happily work in the reverse direction is ... interesting.
More information about the cryptography