From owner-freebsd-arch@FreeBSD.ORG Wed Oct 4 14:42:49 2006 Return-Path: X-Original-To: freebsd-arch@freebsd.org Delivered-To: freebsd-arch@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9104916A52D for ; Wed, 4 Oct 2006 14:42:49 +0000 (UTC) (envelope-from rnsanchez@wait4.org) Received: from spunkymail-a9.dreamhost.com (sd-green-bigip-98.dreamhost.com [208.97.132.98]) by mx1.FreeBSD.org (Postfix) with ESMTP id B4FB143E00 for ; Wed, 4 Oct 2006 14:42:21 +0000 (GMT) (envelope-from rnsanchez@wait4.org) Received: from sauron.lan.box (unknown [200.180.164.226]) by spunkymail-a9.dreamhost.com (Postfix) with ESMTP id 00BC8209C5 for ; Wed, 4 Oct 2006 07:42:17 -0700 (PDT) Date: Wed, 4 Oct 2006 10:50:33 -0300 From: Ricardo Nabinger Sanchez To: freebsd-arch@freebsd.org Message-Id: <20061004105033.b52bb860.rnsanchez@wait4.org> Organization: SYS_WAIT4 X-Mailer: Sylpheed version 2.2.9 (GTK+ 2.8.20; i386-portbld-freebsd6.1) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: PRNG on FreeBSD X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 04 Oct 2006 14:42:49 -0000 Hello, Snooping around Wikipedia, I got curious about if it'd worth the effort going from Yarrow [1] to Fortuna [2] algorithm, as the authors (seems to) claim that the latter is better/more secure. As someone (me) who knows very little on how to effectively compromise a PRNG, what are the tradeoffs? Yarrow is simpler/faster than Fortuna? Regards. [1] http://en.wikipedia.org/wiki/Yarrow_algorithm [2] http://en.wikipedia.org/wiki/Fortuna_%28PRNG%29 -- Ricardo Nabinger Sanchez Powered by FreeBSD "Left to themselves, things tend to go from bad to worse."