Received: from sog-mx-1.v43.ch3.sourceforge.com ([172.29.43.191] helo=mx.sourceforge.net) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1YE2j7-0005LD-Rm for bitcoin-development@lists.sourceforge.net; Wed, 21 Jan 2015 21:22:13 +0000 Received-SPF: pass (sog-mx-1.v43.ch3.sourceforge.com: domain of gmail.com designates 209.85.213.180 as permitted sender) client-ip=209.85.213.180; envelope-from=pieter.wuille@gmail.com; helo=mail-ig0-f180.google.com; Received: from mail-ig0-f180.google.com ([209.85.213.180]) by sog-mx-1.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) (Exim 4.76) id 1YE2j6-0000M2-KW for bitcoin-development@lists.sourceforge.net; Wed, 21 Jan 2015 21:22:13 +0000 Received: by mail-ig0-f180.google.com with SMTP id b16so17224273igk.1 for ; Wed, 21 Jan 2015 13:22:07 -0800 (PST) MIME-Version: 1.0 X-Received: by 10.50.36.103 with SMTP id p7mr7618674igj.20.1421875327340; Wed, 21 Jan 2015 13:22:07 -0800 (PST) Received: by 10.50.20.229 with HTTP; Wed, 21 Jan 2015 13:22:07 -0800 (PST) In-Reply-To: References: <54BFFE30.8010105@bitcoinarmory.com> Date: Wed, 21 Jan 2015 16:22:07 -0500 Message-ID: From: Pieter Wuille To: Gavin Andresen Content-Type: text/plain; charset=ISO-8859-1 X-Spam-Score: -1.6 (-) 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 (pieter.wuille[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 0.0 AWL AWL: Adjusted score from AWL reputation of From: address X-Headers-End: 1YE2j6-0000M2-KW Cc: Bitcoin Dev 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, 21 Jan 2015 21:22:13 -0000 On Wed, Jan 21, 2015 at 3:37 PM, Gavin Andresen wrote: > DERSIG BIP looks great to me, just a few nit-picky changes suggested: > > You mention the "DER standard" : should link to > http://www.itu.int/ITU-T/studygroups/com17/languages/X.690-0207.pdf (or > whatever is best reference for DER). > > "this would simplify avoiding OpenSSL in consensus implementations" --> > "this would make it easier for non-OpenSSL implementations" > > "causing opcode failure" : I know what you mean by "opcode failure", but it > might be good to be more explicit. > > "since v0.8.0, and nearly no transactions" --> "and very few > transactions..." > > "reducing this avenue for malleability is useful on itself as well" : > awkward English. How about just "This proposal has the added benefit of > reducing transaction malleability (see BIP62)." Nit addressed, hopefully. -- Pieter