From mboxrd@z Thu Jan 1 00:00:00 1970 From: "H. Peter Anvin" Subject: Re: Migrating away from SHA-1? Date: Tue, 12 Apr 2016 18:58:10 -0700 Message-ID: <8722D9F3-8A42-4BF7-A945-305F483E8364@zytor.com> References: <570D78CC.9030807@zytor.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: "git@vger.kernel.org" To: Duy Nguyen X-From: git-owner@vger.kernel.org Wed Apr 13 03:59:27 2016 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 1aqA5X-0007Og-5z for gcvg-git-2@plane.gmane.org; Wed, 13 Apr 2016 03:59:27 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965096AbcDMB7X (ORCPT ); Tue, 12 Apr 2016 21:59:23 -0400 Received: from terminus.zytor.com ([198.137.202.10]:46232 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964861AbcDMB7W (ORCPT ); Tue, 12 Apr 2016 21:59:22 -0400 Received: from [172.20.17.45] ([67.51.76.21]) (authenticated bits=0) by mail.zytor.com (8.15.2/8.14.5) with ESMTPSA id u3D1wGwj015634 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 12 Apr 2016 18:58:17 -0700 User-Agent: K-9 Mail for Android In-Reply-To: Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Archived-At: On April 12, 2016 6:51:12 PM PDT, Duy Nguyen wrote: >On Wed, Apr 13, 2016 at 5:38 AM, H. Peter Anvin wrote: >> OK, I'm going to open this can of worms... >> >> At what point do we migrate from SHA-1? > >Brian Carlson has been slowly refactoring git code base, abstracting >SHA-1 away. Once that work is done, I think we can talk about moving >away from SHA-1. The process is slow because it likely causes >conflicts with in-flight topics. A quick grep shows we still have >about 300 SHA-1 references, so it'll be quite some time. Well, at least it sounds like work is underway. That is a big deal. -- Sent from my Android device with K-9 Mail. Please excuse brevity and formatting.