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A comment on The way people tilt their smartphone 'can give away passwords and pins'. Parent comment

Re:The way people tilt their smartphone 'can give away passw... by user5994461 on Tuesday April 11, 2017 @11:35AM (#14088914)
There is a paper from one of the guys who made RSA about that.

They can reconstitute private keys, by listening repeatedly to the sound the power supply of a laptop makes when encrypting/decrypting emails, from 5m away.

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Re:The way people tilt their smartphone 'can give away passw... by enraged_camel on Tuesday April 11, 2017 @06:50PM (#14093220)
This type of thing is called a side-channel attack, if you're interested.

https://en.wikipedia.org/wiki/Side-channel_attack

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Re:The way people tilt their smartphone 'can give away passw... by Shivetya on Tuesday April 11, 2017 @12:10PM (#14089456)
the good old days in the military where our main communications computers and such were in shielded areas to prevent leakage outside which could be picked up.
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Re:The way people tilt their smartphone 'can give away passw... by Neliquat on Wednesday April 12, 2017 @09:07AM (#14097241)
Tempest certification is still very much alive and well fyi.
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