Ultrasound Attack Can Secretly Hijack Phones and Smart Speakers, Researchers Find
Thomas Germain
Gizmodo![smartphone](https://i.kinja-img.com/gawker-media/image/upload/s--V7S7z2y8--/c_fit,fl_progressive,q_80,w_636/eccffd2547870b48e45f8b3ee3eb8c9a.jpg?w=1920)
New research shows how an attacker can use inaudible ultrasound to silently take control of phones, smart speakers, or any device with a digital assistant.
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