From owner-freebsd-arch@FreeBSD.ORG Fri Oct 6 09:18:31 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 A274F16A407; Fri, 6 Oct 2006 09:18:31 +0000 (UTC) (envelope-from peterjeremy@optushome.com.au) Received: from mail01.syd.optusnet.com.au (mail01.syd.optusnet.com.au [211.29.132.182]) by mx1.FreeBSD.org (Postfix) with ESMTP id EE88743D46; Fri, 6 Oct 2006 09:18:30 +0000 (GMT) (envelope-from peterjeremy@optushome.com.au) Received: from turion.vk2pj.dyndns.org (c58-107-94-118.belrs4.nsw.optusnet.com.au [58.107.94.118]) by mail01.syd.optusnet.com.au (8.12.11/8.12.11) with ESMTP id k969ISwx029956 (version=TLSv1/SSLv3 cipher=EDH-RSA-DES-CBC3-SHA bits=168 verify=NO); Fri, 6 Oct 2006 19:18:28 +1000 Received: from turion.vk2pj.dyndns.org (localhost.vk2pj.dyndns.org [127.0.0.1]) by turion.vk2pj.dyndns.org (8.13.8/8.13.8) with ESMTP id k969IRO2001325; Fri, 6 Oct 2006 19:18:27 +1000 (EST) (envelope-from peter@turion.vk2pj.dyndns.org) Received: (from peter@localhost) by turion.vk2pj.dyndns.org (8.13.8/8.13.8/Submit) id k969IRuk001324; Fri, 6 Oct 2006 19:18:27 +1000 (EST) (envelope-from peter) Date: Fri, 6 Oct 2006 19:18:27 +1000 From: Peter Jeremy To: Robert Watson Message-ID: <20061006091827.GA941@turion.vk2pj.dyndns.org> References: <20061004105033.b52bb860.rnsanchez@wait4.org> <20061005131248.R46123@fledge.watson.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="C7zPtVaVf+AK4Oqc" Content-Disposition: inline In-Reply-To: <20061005131248.R46123@fledge.watson.org> X-PGP-Key: http://members.optusnet.com.au/peterjeremy/pubkey.asc User-Agent: Mutt/1.5.12-2006-07-14 Cc: Ricardo Nabinger Sanchez , freebsd-arch@freebsd.org Subject: Re: 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: Fri, 06 Oct 2006 09:18:31 -0000 --C7zPtVaVf+AK4Oqc Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, 2006-Oct-05 13:13:51 +0100, Robert Watson wrote: >On Wed, 4 Oct 2006, Ricardo Nabinger Sanchez wrote: >>As someone (me) who knows very little on how to effectively compromise a= =20 >>PRNG, what are the tradeoffs? Yarrow is simpler/faster than Fortuna? > >Yarrow is an older PRNG algorithm, and Fortuna is (as I understand it)=20 >generally considered its successor. Of course, in the crypto world, "newer" and "better" are closer to antonyms than synonyms. Looking around on the net, I can't find anything that looks like an analysis of it. I respect the authors but it would be interesting to see the views of someone else. --=20 Peter Jeremy --C7zPtVaVf+AK4Oqc Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (FreeBSD) iD8DBQFFJh9j/opHv/APuIcRAqVGAKC7LWS974VS9pEQaIl9lLLqUQiP9QCgtAtW GcScuG2C2WZRNZ+0Br++jSc= =k+gv -----END PGP SIGNATURE----- --C7zPtVaVf+AK4Oqc--