From owner-freebsd-security@FreeBSD.ORG Thu Sep 20 22:07:38 2012 Return-Path: Delivered-To: freebsd-security@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 32832106566C; Thu, 20 Sep 2012 22:07:38 +0000 (UTC) (envelope-from rwmaillists@googlemail.com) Received: from mail-we0-f182.google.com (mail-we0-f182.google.com [74.125.82.182]) by mx1.freebsd.org (Postfix) with ESMTP id 862BA8FC14; Thu, 20 Sep 2012 22:07:37 +0000 (UTC) Received: by weyx56 with SMTP id x56so1856769wey.13 for ; Thu, 20 Sep 2012 15:07:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=20120113; h=date:from:to:cc:subject:message-id:in-reply-to:references:x-mailer :mime-version:content-type:content-transfer-encoding; bh=2S1Ak54A7wCEuQkApG5GAsCzCA2TQjg3ygvWfiqASLI=; b=BgbMNtOm/hxdZShKeCRj39WZR5drBwwb0gYKNEnLkCp5TrNBuiUQyIW4AzgR9FypF2 ViWd+IYuQnduCeAQSc1byJUtfNrWGgBJzy75SW/jbzOdZyukqKQTlCmcuWHrXYO8JXG8 6lYfTuKSPRaJO67yshjk+fyzPVE42scUtqQ0GtuWqhrcgslqyBsR/H5ATKRbnYB2aRuu TQZ/c/QkZ+063pzy5/S4S6dgFjMl/ZFeF8tgb2EVOP3BJ6fUm/IAVTBN7ccv/matS0g/ ssebWMzjcv9PBhQ/NQbuJkkwZ/tHo4g+yOFMwgbdKU5PRgW2KhvIivgYmc9/wgp7Y4b0 IITg== Received: by 10.180.81.165 with SMTP id b5mr528wiy.17.1348178856531; Thu, 20 Sep 2012 15:07:36 -0700 (PDT) Received: from gumby.homeunix.com (87-194-105-247.bethere.co.uk. [87.194.105.247]) by mx.google.com with ESMTPS id l6sm34653111wiz.4.2012.09.20.15.07.35 (version=SSLv3 cipher=OTHER); Thu, 20 Sep 2012 15:07:35 -0700 (PDT) Date: Thu, 20 Sep 2012 23:07:33 +0100 From: RW To: Jonathan Anderson Message-ID: <20120920230733.4a305e0f@gumby.homeunix.com> In-Reply-To: <10CD8D9A9ADB484694DE4DCBD9594FAB@FreeBSD.org> References: <20120918211422.GA1400@garage.freebsd.pl> <20120919192923.GA1416@garage.freebsd.pl> <20120919214624.2f6682a2@gumby.homeunix.com> <10CD8D9A9ADB484694DE4DCBD9594FAB@FreeBSD.org> X-Mailer: Claws Mail 3.8.1 (GTK+ 2.24.6; amd64-portbld-freebsd8.3) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: freebsd-security@FreeBSD.org Subject: Re: Collecting entropy from device_attach() times. X-BeenThere: freebsd-security@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Security issues \[members-only posting\]" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 20 Sep 2012 22:07:38 -0000 On Thu, 20 Sep 2012 08:32:36 +0100 Jonathan Anderson wrote: > On Wednesday, 19 September 2012 at 21:46, RW wrote: > > extra bits may make the difference between secure and insecure > > I'm sorry, this may be a bit pedantic, but I have to object to the > terms "secure" and "insecure" used without qualification. :) Perhaps > you mean "predictable" and "unpredictable"? No I meant "extra bits may make the difference between /dev/random being secure and being insecure". Sorry if it wasn't clear.