From mboxrd@z Thu Jan 1 00:00:00 1970 From: Josef Wolf Subject: What about SHA-1 collisions? Date: Tue, 6 Nov 2012 21:26:43 +0100 Message-ID: <20121106202643.GF28437@raven.wolf.lan> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii To: git@vger.kernel.org X-From: git-owner@vger.kernel.org Tue Nov 06 21:27:24 2012 Return-path: Envelope-to: gcvg-git-2@plane.gmane.org Received: from vger.kernel.org ([209.132.180.67]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1TVpk3-0006w1-W8 for gcvg-git-2@plane.gmane.org; Tue, 06 Nov 2012 21:27:24 +0100 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752584Ab2KFU1L (ORCPT ); Tue, 6 Nov 2012 15:27:11 -0500 Received: from quechua.inka.de ([193.197.184.2]:46786 "EHLO mail.inka.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751141Ab2KFU1K (ORCPT ); Tue, 6 Nov 2012 15:27:10 -0500 Received: from raven.inka.de (uucp@[127.0.0.1]) by mail.inka.de with uucp (rmailwrap 0.5) id 1TVpjp-0008Et-GM; Tue, 06 Nov 2012 21:27:09 +0100 Received: by raven.inka.de (Postfix, from userid 1000) id 0B6AA760DF; Tue, 6 Nov 2012 21:26:43 +0100 (CET) Mail-Followup-To: Josef Wolf , git@vger.kernel.org Content-Disposition: inline User-Agent: Mutt/1.5.20 (2009-06-14) Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Archived-At: Hello, we all know, the probability for SHA-1 collisions is very, very low, almost non-existant. But we also know that they are not impossible. Just for curiosity: what would happen if such a collision would occur within one repository?