From owner-freebsd-security@FreeBSD.ORG Mon Mar 7 13:07:13 2005 Return-Path: Delivered-To: freebsd-security@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 78C2B16A4CE; Mon, 7 Mar 2005 13:07:13 +0000 (GMT) Received: from critter.freebsd.dk (f170.freebsd.dk [212.242.86.170]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7F9EB43D46; Mon, 7 Mar 2005 13:07:12 +0000 (GMT) (envelope-from phk@critter.freebsd.dk) Received: from critter.freebsd.dk (localhost [127.0.0.1]) by critter.freebsd.dk (8.13.1/8.13.1) with ESMTP id j27D7Bqi016932; Mon, 7 Mar 2005 14:07:11 +0100 (CET) (envelope-from phk@critter.freebsd.dk) To: Pawel Jakub Dawidek From: "Poul-Henning Kamp" In-Reply-To: Your message of "Mon, 07 Mar 2005 14:03:30 +0100." <20050307130330.GX9291@darkness.comp.waw.pl> Date: Mon, 07 Mar 2005 14:07:11 +0100 Message-ID: <16931.1110200831@critter.freebsd.dk> Sender: phk@critter.freebsd.dk cc: freebsd-security@freebsd.org Subject: Re: New entropy source proposal. X-BeenThere: freebsd-security@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Security issues [members-only posting] List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 07 Mar 2005 13:07:13 -0000 In message <20050307130330.GX9291@darkness.comp.waw.pl>, Pawel Jakub Dawidek wr ites: >I've been playing a bit with "use sound card as an entropy source" idea. >This simple program does what I wanted: Can you give a quick summary: What sample setting do you use ? What gain setting do you use ? Have you run experiements where you have attached various signal sources to the input ? Music ? Pure sine tone ? -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.