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Efosa Udinmwen

Criminals could pick up your voice through a foot-thick concrete wall, thanks to AI and a flaw in popular laptop microphones - here's what you need to know

STMicroelectronics the University of Florida
A person spying through a gap of light.
  • AI can now reconstruct speech through concrete using just a laptop’s unshielded microphone wiring
  • Laptop mic cables double as antennas, leaking audio through radio harmonics
  • MEMS microphones emit signals that betray private conversations without any system compromise or malware
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