From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sog-mx-2.v43.ch3.sourceforge.com ([172.29.43.192] helo=mx.sourceforge.net) by sfs-ml-4.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1YGM2w-0001kz-OX for bitcoin-development@lists.sourceforge.net; Wed, 28 Jan 2015 06:24:14 +0000 Received-SPF: pass (sog-mx-2.v43.ch3.sourceforge.com: domain of gmail.com designates 74.125.82.47 as permitted sender) client-ip=74.125.82.47; envelope-from=laanwj@gmail.com; helo=mail-wg0-f47.google.com; Received: from mail-wg0-f47.google.com ([74.125.82.47]) by sog-mx-2.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) (Exim 4.76) id 1YGM2v-0004Ak-QP for bitcoin-development@lists.sourceforge.net; Wed, 28 Jan 2015 06:24:14 +0000 Received: by mail-wg0-f47.google.com with SMTP id n12so18680086wgh.6 for ; Tue, 27 Jan 2015 22:24:08 -0800 (PST) X-Received: by 10.194.9.4 with SMTP id v4mr3575146wja.115.1422426248720; Tue, 27 Jan 2015 22:24:08 -0800 (PST) Received: from amethyst.lan (e107003.upc-e.chello.nl. [213.93.107.3]) by mx.google.com with ESMTPSA id p6sm4637522wjf.39.2015.01.27.22.24.06 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 27 Jan 2015 22:24:07 -0800 (PST) Date: Wed, 28 Jan 2015 07:24:06 +0100 (CET) From: Wladimir To: Bitcoin Dev In-Reply-To: Message-ID: References: User-Agent: Alpine 2.10 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Spam-Score: 1.2 (+) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for sender-domain 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (laanwj[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 2.8 MALFORMED_FREEMAIL Bad headers on message from free email service X-Headers-End: 1YGM2v-0004Ak-QP Subject: Re: [Bitcoin-development] [softfork proposal] Strict DER signatures X-BeenThere: bitcoin-development@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 28 Jan 2015 06:24:14 -0000 On Mon, 26 Jan 2015, Gregory Maxwell wrote: > On Mon, Jan 26, 2015 at 5:14 AM, Pieter Wuille wrote: >> On Tue, Jan 20, 2015 at 8:35 PM, Pieter Wuille wrote: >>> I therefore propose a softfork to make non-DER signatures illegal >>> (they've been non-standard since v0.8.0). A draft BIP text can be >>> found on: >>> >>> https://gist.github.com/sipa/5d12c343746dad376c80 >> >> I'd like to request a BIP number for this. > > Sure. BIP0066. There was also some feedback on Bitcointalk, which I > think you've addressed Progress information for the list: there is now a pull request implementing the strict DER verification behavior, as well as the deployment specified in BIP66 for Bitcoin Core. It needs your review and testing: https://github.com/bitcoin/bitcoin/pull/5713 Wladimir