Audio jack can be used for Square payment transactions so it can't be that isola... | Hacker News

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		flangola7 on Sept 6, 2023 \| parent \| context \| favorite \| on: Internet-connected cars fail privacy and security ... Audio jack can be used for Square payment transactions so it can't be that isolated

extraduder_ire on Sept 7, 2023 [–]

Do you mean the thing for reading a magnetic stripe? It's no surprise that can be trivially sent over an audio interface. That's how recording audio onto tape works in the first place.

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