From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on yquem.inria.fr X-Spam-Level: X-Spam-Status: No, score=0.9 required=5.0 tests=AWL,SPF_NEUTRAL autolearn=disabled version=3.1.3 X-Original-To: caml-list@yquem.inria.fr Delivered-To: caml-list@yquem.inria.fr Received: from mail4-relais-sop.national.inria.fr (mail4-relais-sop.national.inria.fr [192.134.164.105]) by yquem.inria.fr (Postfix) with ESMTP id 5F477BBAF for ; Mon, 1 Dec 2008 15:37:10 +0100 (CET) X-IronPort-AV: E=Sophos;i="4.33,695,1220220000"; d="sig'?scan'208";a="32029909" Received: from concorde.inria.fr ([192.93.2.39]) by mail4-smtp-sop.national.inria.fr with ESMTP; 01 Dec 2008 15:37:10 +0100 Received: from mail1-relais-roc.national.inria.fr (mail1-relais-roc.national.inria.fr [192.134.164.82]) by concorde.inria.fr (8.13.6/8.13.6) with ESMTP id mB1Eb9pV005250 (version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=OK) for ; Mon, 1 Dec 2008 15:37:10 +0100 X-IronPort-AV: E=Sophos;i="4.33,695,1220220000"; d="sig'?scan'208";a="20607492" Received: from charm.inrialpes.fr ([194.199.25.104]) by mail1-relais-roc.national.inria.fr with ESMTP/TLS/AES128-SHA; 01 Dec 2008 15:37:09 +0100 Message-Id: From: Alan Schmitt To: caml-list@inria.fr In-Reply-To: <999499.25121.qm@web111514.mail.gq1.yahoo.com> Content-Type: multipart/signed; protocol="application/pgp-signature"; micalg=pgp-sha1; boundary="Apple-Mail-11-726924748" Content-Transfer-Encoding: 7bit Mime-Version: 1.0 (Apple Message framework v929.2) Subject: Re: [Caml-list] Computing with big numbers? Date: Mon, 1 Dec 2008 15:37:07 +0100 References: <999499.25121.qm@web111514.mail.gq1.yahoo.com> X-Pgp-Agent: GPGMail d55 (v55, Leopard) X-Mailer: Apple Mail (2.929.2) X-Miltered: at concorde with ID 4933F695.000 by Joe's j-chkmail (http://j-chkmail . ensmp . fr)! X-Spam: no; 0.00; schmitt:01 schmitt:01 hashes:01 wikipedia:01 wikipedia:01 wiki:01 hashes:01 wrote:01 caml-list:01 alan:02 alan:02 unison:02 bits:05 dec:05 rfc:05 X-Attachments: type="application/pgp-signature" name="PGP.sig" name="PGP.sig" This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --Apple-Mail-11-726924748 Content-Type: text/plain; charset=ISO-8859-1; format=flowed; delsp=yes Content-Transfer-Encoding: quoted-printable On 1 d=E9c. 08, at 14:47, Dario Teixeira wrote: > I reckon that by saying "how good 128 bits MD5 hashes were" > you are aware of the recent attacks that make MD5's effective > security less than 128-bit. The Wikipedia has a good summary: > http://en.wikipedia.org/wiki/MD5 Thanks for the link. I knew of the attacks but did not know they had =20 gotten so good. But I don't think this applies here, as the hashes I'm =20= looking at are the one used by Unison to identify file contents. Alan= --Apple-Mail-11-726924748 content-type: application/pgp-signature; x-mac-type=70674453; name=PGP.sig content-description: This is a digitally signed message part content-disposition: inline; filename=PGP.sig content-transfer-encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.8 (Darwin) iEYEARECAAYFAkkz9pMACgkQNIAqM4hFUWiImwCgkaBW0YnQiFrdPiJgvH7OEDRM 3nwAn0eVXoBwVXAt+yxc7Iv/MDNQo8Zv =WmVw -----END PGP SIGNATURE----- --Apple-Mail-11-726924748--