The Demon Voice That Can Control Your…phone
https://www.theatlantic.com/technology/archive/2017/01/the-demon-voice-that-can-talk-to-your-smartphone/513743 Verbal malware: Yell into a crowd, “Hey #Siri, text mom, I’m pregnant”
“Here’s a fun experiment: Next time you’re on a crowded bus, loudly announce, “Hey Siri! Text mom, ‘I’m pregnant.’” Chances are you’ll get some horrified looks as your voice awakens iPhones in nearby commuters’ pockets and bags. They’ll dive for their phones to cancel your command.
But what if there was a way to talk to phones with sounds other than words? Unless the phones’ owners were prompted for confirmation—and realized what was going on in time to intervene—they’d have no idea that”