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 1VcY9t-0002HJ-T2 for bitcoin-development@lists.sourceforge.net; Sat, 02 Nov 2013 10:10:21 +0000 Received-SPF: pass (sog-mx-2.v43.ch3.sourceforge.com: domain of gmx.de designates 212.227.15.18 as permitted sender) client-ip=212.227.15.18; envelope-from=thomasv1@gmx.de; helo=mout.gmx.net; Received: from mout.gmx.net ([212.227.15.18]) by sog-mx-2.v43.ch3.sourceforge.com with esmtps (TLSv1:AES128-SHA:128) (Exim 4.76) id 1VcY9s-0001Dg-WD for bitcoin-development@lists.sourceforge.net; Sat, 02 Nov 2013 10:10:21 +0000 Received: from [192.168.1.27] ([86.73.30.143]) by mail.gmx.com (mrgmx003) with ESMTPSA (Nemesis) id 0M2cYX-1Vt70F1Y5F-00sQVt for ; Sat, 02 Nov 2013 11:10:14 +0100 Message-ID: <5274CF85.2020106@gmx.de> Date: Sat, 02 Nov 2013 11:10:13 +0100 From: Thomas Voegtlin User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.1.0 MIME-Version: 1.0 To: bitcoin-development@lists.sourceforge.net References: <526BDEC2.2090709@gmx.de> <52721F47.30206@gmx.de> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Provags-ID: V03:K0:zck88ZAb3baVWm0yVvAWGt7kmgJlTAaWSFygoQz607juwiCFcse OMxXZodCaq9FF+ibKlGEpkw+YmAoJaWNyomV50i7T7ZAC57eq8IDduyAZzHXDC/e+RoeGWD MdoQeeb7PTeFXx5NOx70V/bg46h3k0Ne9MPjF+Hb1H2U8FvksrlqAJHWI+nroWW2lrKNlAQ Tq6O3r41sZNsfyS1AeWHA== X-Spam-Score: -1.2 (-) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [212.227.15.18 listed in list.dnswl.org] -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 (thomasv1[at]gmx.de) -0.0 SPF_PASS SPF: sender matches SPF record 0.2 FREEMAIL_ENVFROM_END_DIGIT Envelope-from freemail username ends in digit (thomasv1[at]gmx.de) X-Headers-End: 1VcY9s-0001Dg-WD Subject: Re: [Bitcoin-development] Proposal to replace BIP0039 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: Sat, 02 Nov 2013 10:10:22 -0000 Le 31/10/2013 12:18, slush a écrit : > Oh, I forgot to one practical aspect; the way how the mnemonic is > "mined" in Thomas proposal prevents usage in embedded devices, because > difficulty of generating proper mnemonic is simply too high for > embedded microcontrollers. Maybe this can be solved somehow by > modifying the proposal, but right now it is a showstopper for us. > > even if metadata is only 8 bits ? (that's about 256 hashes)