diff options
| author | Peter Todd <pete@petertodd.org> | 2018-07-03 01:21:00 -0400 |
|---|---|---|
| committer | bitcoindev <bitcoindev@gnusha.org> | 2018-07-03 05:21:05 +0000 |
| commit | 5bb74566a7cc67149a830a1aa7ef8075354b3b7c (patch) | |
| tree | 3ce9bcd29bb5bdbbbdf775ebcced29798308c682 | |
| parent | 74dd21116cc6595e06d0e7ed136bf0867eb4dfde (diff) | |
| download | pi-bitcoindev-5bb74566a7cc67149a830a1aa7ef8075354b3b7c.tar.gz pi-bitcoindev-5bb74566a7cc67149a830a1aa7ef8075354b3b7c.zip | |
Re: [bitcoin-dev] BIP sighash_noinput
| -rw-r--r-- | a3/f1136da786063405f9bd1134a36403d13948c1 | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/a3/f1136da786063405f9bd1134a36403d13948c1 b/a3/f1136da786063405f9bd1134a36403d13948c1 new file mode 100644 index 000000000..6c947dc6e --- /dev/null +++ b/a3/f1136da786063405f9bd1134a36403d13948c1 @@ -0,0 +1,132 @@ +Return-Path: <user@petertodd.org> +Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org + [172.17.192.35]) + by mail.linuxfoundation.org (Postfix) with ESMTPS id 39665891; + Tue, 3 Jul 2018 05:21:05 +0000 (UTC) +X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 +X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 +Received: from outmail148154.authsmtp.co.uk (outmail148154.authsmtp.co.uk + [62.13.148.154]) + by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 919956C1; + Tue, 3 Jul 2018 05:21:04 +0000 (UTC) +Received: from mail-c245.authsmtp.com (mail-c245.authsmtp.com [62.13.128.245]) + by punt22.authsmtp.com. (8.15.2/8.15.2) with ESMTP id w635L1Gv065281; + Tue, 3 Jul 2018 06:21:01 +0100 (BST) + (envelope-from user@petertodd.org) +Received: from petertodd.org (ec2-52-5-185-120.compute-1.amazonaws.com + [52.5.185.120]) (authenticated bits=0) + by mail.authsmtp.com (8.15.2/8.15.2) with ESMTPSA id w635KwrN010665 + (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); + Tue, 3 Jul 2018 06:21:00 +0100 (BST) + (envelope-from user@petertodd.org) +Received: from [127.0.0.1] (localhost [127.0.0.1]) + by petertodd.org (Postfix) with ESMTPSA id 74777400A9; + Tue, 3 Jul 2018 05:20:58 +0000 (UTC) +Received: by localhost (Postfix, from userid 1000) + id DFFC822471; Tue, 3 Jul 2018 01:21:00 -0400 (EDT) +Date: Tue, 3 Jul 2018 01:21:00 -0400 +From: Peter Todd <pete@petertodd.org> +To: Rusty Russell <rusty@rustcorp.com.au>, + Bitcoin Protocol Discussion <bitcoin-dev@lists.linuxfoundation.org> +Message-ID: <20180703052100.gtjdverh5irfokrp@petertodd.org> +References: <871sewirni.fsf@gmail.com> + <CAAS2fgS-_D7aBcDf_nAbuREBxv65zYMr60-1YqCnx-esvRVfEg@mail.gmail.com> + <87y3esvrvu.fsf@rustcorp.com.au> +MIME-Version: 1.0 +Content-Type: multipart/signed; micalg=pgp-sha256; + protocol="application/pgp-signature"; boundary="dwyqvr6eyuymfijm" +Content-Disposition: inline +In-Reply-To: <87y3esvrvu.fsf@rustcorp.com.au> +User-Agent: NeoMutt/20170113 (1.7.2) +X-Server-Quench: df800380-7e80-11e8-8e1a-9cb654bb2504 +X-AuthReport-Spam: If SPAM / abuse - report it at: + http://www.authsmtp.com/abuse +X-AuthRoute: OCd2Yg0TA1ZIVwkA IjsJECJaVQIpKltL GxAVKBZePFsRUQkR + bwdMdgEUEkAYAgsB Am4bW1JeUlx7WWM7 bghPaBtcak9QXgdq + T0pMXVMcUwNrBGdG RGAeUxl0cQAIeXh0 Z0YsCiZTXER5fUZg + RRtcFXAHZDJodWhK URFFflAGdgZOLE1H b1B7GhFYa3VsNCMk + FAgyOXU9MCtqYA50 ekkWLF0SSF0LKTg7 RhYaAClH +X-Authentic-SMTP: 61633532353630.1039:706 +X-AuthFastPath: 0 (Was 255) +X-AuthSMTP-Origin: 52.5.185.120/25 +X-AuthVirus-Status: No virus detected - but ensure you scan with your own + anti-virus system. +X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_LOW + autolearn=ham version=3.3.1 +X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on + smtp1.linux-foundation.org +Cc: lightning-dev@lists.linuxfoundation.org +Subject: Re: [bitcoin-dev] BIP sighash_noinput +X-BeenThere: bitcoin-dev@lists.linuxfoundation.org +X-Mailman-Version: 2.1.12 +Precedence: list +List-Id: Bitcoin Protocol Discussion <bitcoin-dev.lists.linuxfoundation.org> +List-Unsubscribe: <https://lists.linuxfoundation.org/mailman/options/bitcoin-dev>, + <mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=unsubscribe> +List-Archive: <http://lists.linuxfoundation.org/pipermail/bitcoin-dev/> +List-Post: <mailto:bitcoin-dev@lists.linuxfoundation.org> +List-Help: <mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=help> +List-Subscribe: <https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev>, + <mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=subscribe> +X-List-Received-Date: Tue, 03 Jul 2018 05:21:05 -0000 + + +--dwyqvr6eyuymfijm +Content-Type: text/plain; charset=us-ascii +Content-Disposition: inline +Content-Transfer-Encoding: quoted-printable + +On Tue, Jul 03, 2018 at 02:26:53PM +0930, Rusty Russell via bitcoin-dev wro= +te: +> Gregory Maxwell via bitcoin-dev <bitcoin-dev@lists.linuxfoundation.org> w= +rites: +> > On Mon, Apr 30, 2018 at 4:29 PM, Christian Decker via bitcoin-dev +> > <bitcoin-dev@lists.linuxfoundation.org> wrote: +> >> Hi all, +> >> +> >> I'd like to pick up the discussion from a few months ago, and propose = +a new +> >> sighash flag, `SIGHASH_NOINPUT`, that removes the commitment to the pr= +evious +> > +> > I know it seems kind of silly, but I think it's somewhat important +> > that the formal name of this flag is something like +> > "SIGHASH_REPLAY_VULNERABLE" or likewise or at least +> > "SIGHASH_WEAK_REPLAYABLE". +>=20 +> I agree with the DO_NOT_WANT-style naming. REUSE_VULNERABLE seems to +> capture it: the word VULNERABLE should scare people away (or at least +> cause them to google further). + +The problem with that name is `SIGHASH_REUSE_VULNERABLE` tells you nothing +about what the flag actually does. + +What name are we going to give a future flag that does something different,= + but +is also replay vulnerable? + +--=20 +https://petertodd.org 'peter'[:-1]@petertodd.org + +--dwyqvr6eyuymfijm +Content-Type: application/pgp-signature; name="signature.asc" + +-----BEGIN PGP SIGNATURE----- + +iQIzBAEBCAAdFiEE0RcYcKRzsEwFZ3N5Lly11TVRLzcFAls7B7gACgkQLly11TVR +LzfX3w//Y46thlesq9E8ma5UU25w3G5RnLt8kLBkPv6mNLoi3/amXwAEcgwuoRwl +ZxGw4tIrK/X+L9DWQhqPryAP/6q1RyKzO8GpGs/B6yR2TkB4CX62Q1asAEXVjk4J +xh7gnHYbm+FS2/z/8deE1GutN34XOPI1yKN0geys0xoHdwmlzznVtinyo5GvRu3/ +OQ7oWZqu5LeI8UIJ6h0MZyxR1ukNN00yvIhvymEmItwctT3Qg11viWKlnpfTUmUm +/Mj2YyBpc6r/XF58yWIh6QMbuaF6P+tKdRIfjDS1SRoVl3OfarWfrXM7xc1JUsnO +l+QPadfsyjc+H8NGmJSw6CBDB1vtS4bV4JtFecfqnLt0xnVez6zY1yUH86wzqL56 +oEBxSVi5cjMl7OUdJIuXSlAefSWM972lVNEpzhzpB88YZfH3LqSOcjg+EGg/8c+6 +Fxz+vlLlX++sQTEieo7veqOJzaXh8VyMUyP4KgYXw5jY7nY6aXPjJg7G1XW4Qlma +zQ9ZlkJabHtTkfGNl3lod6oygP00h+UQpwJgltOdrYS7k5IJPcHeEFTuL/efm2Xc +bXgWUCNGEy/9efAJQTdynSKuvqSyJIJS+qTiFzVZiM4l5g6IbHaU4B/CNaawAy+4 +Q2iOgloPda80Z6IF6n0rmziHJ6JNSrjkhV6mFL4GCivuO7VzWUQ= +=ipNd +-----END PGP SIGNATURE----- + +--dwyqvr6eyuymfijm-- + |