[149263] in cryptography@c2.net mail archive
Re: [Cryptography] cryptography Digest, Vol 9, Issue 29
daemon@ATHENA.MIT.EDU (James A. Donald)
Wed Jan 29 16:27:00 2014
X-Original-To: cryptography@metzdowd.com
Date: Thu, 30 Jan 2014 07:24:28 +1000
From: "James A. Donald" <jamesd@echeque.com>
To: cryptography@metzdowd.com
In-Reply-To: <566E0CDC-F784-4EF8-85E0-73D3AEDCC1E5@me.com>
Reply-To: jamesd@echeque.com
Errors-To: cryptography-bounces+crypto.discuss=bloom-picayune.mit.edu@metzdowd.com
On 2014-01-30 06:36, Arnold Reinhold wrote:
> The hard case is the large number of "internet
> of things" devices being sold or about to be introduced. (Google did not
> pay $3.2 billion for Nest just to conquer the digital thermostat
> business.) Most of these devices lack a hard drive and many have no
> other obvious source of randomness, especial when they first start up.
> Some will be used in places where they can do real damage.
Use exact arrival time and details of packets.
Seed entropy on install.
If it is a digital thermostat, has an A to D converter. If an A to D
converter, probably has thermal noise.
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