git.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Jeff King <peff@peff.net>
To: David Turner <dturner@twopensource.com>
Cc: Stefan Beller <sbeller@google.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	"git@vger.kernel.org" <git@vger.kernel.org>
Subject: Re: Migrating away from SHA-1?
Date: Tue, 12 Apr 2016 19:44:07 -0400	[thread overview]
Message-ID: <20160412234406.GC2210@sigill.intra.peff.net> (raw)
In-Reply-To: <1460502934.5540.71.camel@twopensource.com>

On Tue, Apr 12, 2016 at 07:15:34PM -0400, David Turner wrote:

> It would be possible, of course, to GPG-sign the entire commit's
> transitive data (rather than just the SHA1s of same).  But as far as I
> know, that is not ever what is done.

There is a project called git-evtag which does this, and you can find
mention on the list. The problem is just that it's not very efficient.
That's maybe OK for tag-signing, which is relatively rare. It wouldn't
really work for commit-signing.

-Peff

  reply	other threads:[~2016-04-12 23:44 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-12 22:38 Migrating away from SHA-1? H. Peter Anvin
2016-04-12 23:00 ` Stefan Beller
2016-04-12 23:06   ` H. Peter Anvin
2016-04-12 23:15   ` Jeff King
2016-04-12 23:15   ` David Turner
2016-04-12 23:44     ` Jeff King [this message]
2016-04-14  1:53     ` Theodore Ts'o
2016-04-14 16:47       ` Joey Hess
2016-04-14 17:23       ` David Turner
2016-04-14 17:28         ` H. Peter Anvin
2016-04-14 22:40           ` Theodore Ts'o
2016-04-15  2:13             ` Jeff King
2016-04-15  2:18               ` Junio C Hamano
2016-04-15  2:22                 ` Jeff King
2016-04-12 23:42 ` Jeff King
2016-04-13  1:03   ` Junio C Hamano
2016-04-13  1:36     ` Jeff King
2016-04-13  1:38     ` H. Peter Anvin
2016-04-13  1:51 ` Duy Nguyen
2016-04-13  1:58   ` H. Peter Anvin
2016-04-15  1:50     ` brian m. carlson
  -- strict thread matches above, loose matches on Subject: below --
2016-06-18  2:10 Leo Gaspard
2016-06-18  3:30 ` Eric Wong
2016-06-24 18:17 ` brian m. carlson

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20160412234406.GC2210@sigill.intra.peff.net \
    --to=peff@peff.net \
    --cc=dturner@twopensource.com \
    --cc=git@vger.kernel.org \
    --cc=hpa@zytor.com \
    --cc=sbeller@google.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).