[Cryptography] Useless side channels

Alexander Klimov alserkli at inbox.ru
Sun Feb 11 05:11:43 EST 2018


On Fri, 9 Feb 2018, Perry E. Metzger wrote:
> I mean, in an era where the average large corporation seems to patch
> its systems every other leap year, and in which they never put any of
> their machines inside faraday cages in the first place, they should
> *clearly* worry about people walking up within 1.5 meters of said
> non-existent faraday cage enclosed machines in their colocation
> facility carrying sensitive equipment with which to exfiltrate a few
> bits a second from software they already somehow planted on the
> target machine.

A nitpick: Figure 9 (page 11) of <https://arxiv.org/pdf/1802.02317> 
shows a more realistic situation, where it is the smartphone that is 
put inside a Faraday cage (bag) next to an air-gapped computer.

-- 
Regards,
ASK


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