From mboxrd@z Thu Jan 1 00:00:00 1970 From: Trekie Subject: Re: [RFC] adding support for md5 Date: Fri, 18 Aug 2006 12:52:38 +0200 Message-ID: <44E59BF6.2070909@sinister.cz> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: git@vger.kernel.org X-From: git-owner@vger.kernel.org Fri Aug 18 12:49:06 2006 Return-path: Envelope-to: gcvg-git@gmane.org Received: from vger.kernel.org ([209.132.176.167]) by ciao.gmane.org with esmtp (Exim 4.43) id 1GE1uR-000649-C0 for gcvg-git@gmane.org; Fri, 18 Aug 2006 12:49:03 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751363AbWHRKs7 (ORCPT ); Fri, 18 Aug 2006 06:48:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751361AbWHRKs7 (ORCPT ); Fri, 18 Aug 2006 06:48:59 -0400 Received: from smtp.ispservices.cz ([193.86.244.30]:65191 "EHLO inetgw.ido.cz") by vger.kernel.org with ESMTP id S1751363AbWHRKs6 (ORCPT ); Fri, 18 Aug 2006 06:48:58 -0400 Received: from [192.168.171.2] ([192.168.171.2]) by inetgw.ido.cz (8.13.7/8.13.7) with ESMTP id k7IAmnK0002146; Fri, 18 Aug 2006 12:48:50 +0200 User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.0.5) Gecko/20060814 SeaMonkey/1.0.3 To: David Rientjes In-Reply-To: X-Enigmail-Version: 0.94.0.0 Sender: git-owner@vger.kernel.org Precedence: bulk X-Mailing-List: git@vger.kernel.org Archived-At: Hi, I'd like to point out that while finding collision for SHA1 according to the Wikipedia needs 2^63 operations and AFAIK no collision has been found yet, finding collision for MD5 can be achieved in a minute and less (see http://cryptography.hyperlink.cz/2006/tunnels.pdf for details). David Brodsky