RSA Key Extraction via Low-Bandwidth Acoustic Cryptanalysis

[Joseph Bento]

On 12/19/2013 10:07 AM, Doug Gentges wrote:
>
> It turns out that you can gain information about the instructions 
> being executed in a CPU by listening to the ultrasonic noises made by 
> the power regulator.  The authors use this information to devise a 
> known plaintext key recovery attack against RSA
>

Just your description sounds like the Tempest emissions from unsecured 
electronics when I was in the Navy.  Off to read your link.

Joe, N6DGY

> http://www.tau.ac.il/~tromer/papers/acoustic-20131218.pdf 
> <http://www.tau.ac.il/%7Etromer/papers/acoustic-20131218.pdf>
>
> Doug
>
>
>
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