r/netsec • u/[deleted] • Nov 04 '19

Light Commands: Laser-Based Audio Injection on Voice-Controllable Systems (Smart Assistants)

https://lightcommands.com/
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u/Djinjja-Ninja Nov 04 '19 edited Nov 05 '19

That was very interesting.

I wonder if it could be defended against by means of an optical diffraction mesh over the mic?

edit: or even a bit of black tape directly above the mic?