PhantomPhanatic@lemmy.world to

Cybersecurity@sh.itjust.worksEnglish · 1 year ago

Godlike Hack Steals Encrypted Keys by Watching LED From 16 Meters Away

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Godlike Hack Steals Encrypted Keys by Watching LED From 16 Meters Away

PhantomPhanatic@lemmy.world to

Cybersecurity@sh.itjust.worksEnglish · 1 year ago

3

Researchers say they can steal encrypted keys by analyzing the glow that a power LED emits in a device, such as a smart card reader.

Link to the paper: https://eprint.iacr.org/2023/923

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PhantomPhanatic@lemmy.worldOP
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1 year ago
Power fluctuations on a USB hub indicate power draw and can be directly related to data sent over the bus. I can totally believe this.

This video explains the method in more detail: https://youtu.be/ITqBKRZvS3Y

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