Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id CAC7D8DC for ; Mon, 4 Jul 2016 06:47:07 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from server3 (server3.include7.ch [144.76.194.38]) by smtp1.linuxfoundation.org (Postfix) with ESMTP id 542D6F0 for ; Mon, 4 Jul 2016 06:47:07 +0000 (UTC) Received: by server3 (Postfix, from userid 115) id 9AAB62E60279; Mon, 4 Jul 2016 08:47:06 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, FSL_HELO_NON_FQDN_1 autolearn=ham version=3.3.1 Received: from Jonass-MacBook-Pro-2.local (cable-static-140-182.teleport.ch [87.102.140.182]) by server3 (Postfix) with ESMTPSA id 2264B2D002F7 for ; Mon, 4 Jul 2016 08:47:06 +0200 (CEST) To: bitcoin-dev@lists.linuxfoundation.org References: <87h9cecad5.fsf@rustcorp.com.au> <577224E8.6070307@jonasschnelli.ch> <8760ssdd1u.fsf@rustcorp.com.au> <87oa6iavky.fsf@rustcorp.com.au> From: Jonas Schnelli Message-ID: <577A0669.7040208@jonasschnelli.ch> Date: Mon, 4 Jul 2016 08:47:05 +0200 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:38.0) Gecko/20100101 Thunderbird/38.7.2 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="miH0FpdCuCM9ibLSWVSXNDcs8VbhGJO9n" Subject: Re: [bitcoin-dev] BIP 151 use of HMAC_SHA512 X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Bitcoin Protocol Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 04 Jul 2016 06:47:07 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --miH0FpdCuCM9ibLSWVSXNDcs8VbhGJO9n Content-Type: multipart/mixed; boundary="iAS7BIjDLf3FgXh20mRbihpHe3LGHcmP7" From: Jonas Schnelli To: bitcoin-dev@lists.linuxfoundation.org Message-ID: <577A0669.7040208@jonasschnelli.ch> Subject: Re: [bitcoin-dev] BIP 151 use of HMAC_SHA512 References: <87h9cecad5.fsf@rustcorp.com.au> <577224E8.6070307@jonasschnelli.ch> <8760ssdd1u.fsf@rustcorp.com.au> <87oa6iavky.fsf@rustcorp.com.au> In-Reply-To: --iAS7BIjDLf3FgXh20mRbihpHe3LGHcmP7 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable Hi Arthur >=20 > I strongly agree! > In crypto we should always follow well-studied open standard rather= > than custom construction. I totally agree. BIP151 does not introduce new cipher types. The BIP uses ECDH together with ChaCha20-Poly1305@openssh. Both very well known and broad used crypo. /jonas --iAS7BIjDLf3FgXh20mRbihpHe3LGHcmP7-- --miH0FpdCuCM9ibLSWVSXNDcs8VbhGJO9n Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBCAAGBQJXegZpAAoJECnUvLZBb1Psb6gQAJreEjzRbk1/9lpCBG+/5HlH 2N+6vZ2r5nkrtt8+Yw2iLfS7MqIqvzCF3NzH8Wu5o30SMwkp7+jmUv1mtfet0arJ xwYUsyFr4gQUIa1aOpAN2UYbrR9V+vLnm7brHCPB26OI058z7xVIW51F2K7PDRNc or7nu7vjRCYEMeYnjMlJ+s8FTV+PnlMXe0PqZzub1rIXtcKJ/R4Udm6Opr2dFXBS M4sNkVafR6FFzM+Yc/JZsxUGWdW+A/ke9YTJU/r/wvW0VdME/DtxR5rCtKIzEVEg kEPYPXwP4xSqK3893NdvZ+t6fWiM/2ZhXA49kYY5KdMDotJYwhwQ/+dW57XAESp8 kMk5L8FNPqndFwWUFWKkfwKHZEf7fhAQmc8DUPWUvBHyaycunw8z+020ejJtP8W1 TAzH1mTEOb/qNClhXQ1oJB5DQC8ozzwU0F4rff/8E92zuedawb/UbbSEGDCJGp9/ NFRioCT0bPlTgNzyF898bKM6fnQol2bcrvXWEw4ugg5Mu2dZMP21V15OJxtk1TvQ PRmQMhYBQyFP7KYFJjnxHGK83netHseRHmhGPzkP3bBjhsavitE2DhnEPhgGBE6D 5GtcTXJAOPFzeYB2W9IuMOPGS4SXAiG/A1YeysAS34jy/6v6t8IuZ/h2IlSZLCcB 3zsrxlvvJjjDK+hugFRP =zh/z -----END PGP SIGNATURE----- --miH0FpdCuCM9ibLSWVSXNDcs8VbhGJO9n--