From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <htd@fancy-poultry.org>
Received: from moutng.kundenserver.de (moutng.kundenserver.de [212.227.17.8])
	by mail.saout.de (Postfix) with ESMTP
	for <dm-crypt@saout.de>; Sun, 24 Jan 2010 17:56:28 +0100 (CET)
Date: Sun, 24 Jan 2010 17:56:27 +0100
From: Heinz Diehl <htd@fancy-poultry.org>
Message-ID: <20100124165627.GA29137@fancy-poultry.org>
References: <cf657bae1001232217k2c85fd25ldb904e263ea9a7f0@mail.gmail.com>
	<4B5C25F2.9080607@redhat.com> <20100124131101.GA19254@tansi.org>
	<20100124140205.GA22492@fancy-poultry.org>
	<Mahogany-0.67.1-4784-20100124-153147.00@ming.ricknet.net>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <Mahogany-0.67.1-4784-20100124-153147.00@ming.ricknet.net>
Subject: Re: [dm-crypt] Entropy available for luksFormat during GNU/Linux
 installs
List-Id: <dm-crypt.saout.de>
List-Unsubscribe: <http://www.saout.de/mailman/options/dm-crypt>,
	<mailto:dm-crypt-request@saout.de?subject=unsubscribe>
List-Archive: <http://www.saout.de/pipermail/dm-crypt>
List-Post: <mailto:dm-crypt@saout.de>
List-Help: <mailto:dm-crypt-request@saout.de?subject=help>
List-Subscribe: <http://www.saout.de/mailman/listinfo/dm-crypt>,
	<mailto:dm-crypt-request@saout.de?subject=subscribe>
To: dm-crypt@saout.de

On 24.01.2010, Rick Moritz wrote: 

> Once the entropy pool is exhausted, yes. Because then the randomness is no longer actual randomness, but pseudo-randomness,

Yes, urandom is a PRGN.

> and can be predicted if you have the random seed available.

Thanks for pointing this out again! So I don't have to worry, nobody will
get hands on my random seed ever. The time I generated the master key to
my partitions is long gone, and so is the random seed.