Received: from sog-mx-4.v43.ch3.sourceforge.com ([172.29.43.194] helo=mx.sourceforge.net) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1VZQza-0007Ij-Qa for bitcoin-development@lists.sourceforge.net; Thu, 24 Oct 2013 19:54:50 +0000 X-ACL-Warn: Received: from mail-vb0-f45.google.com ([209.85.212.45]) by sog-mx-4.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) (Exim 4.76) id 1VZQzZ-0003dp-Hq for bitcoin-development@lists.sourceforge.net; Thu, 24 Oct 2013 19:54:50 +0000 Received: by mail-vb0-f45.google.com with SMTP id p6so500180vbe.4 for ; Thu, 24 Oct 2013 12:54:44 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc:content-type; bh=/8VbyXTxzFRyikECgihtFcjXYoiz3CWNZuZ4SZD9y24=; b=fYkTbaJfrBvR6qOtZDoJmqdO4e4n/Mr0ursFqgiyNbRVVc+GGRRbGGyBL2woh0BnHe YMjhbg8sYEVu/DsfxYDpDNOMdJX40r7u8pAa3A005+R3P64R3bqR9gXEOST3yoAB2ft7 EJ4TIIYg+Jcqi4xEmZLUm1ll80JipNBcBfwWtCuYzJN4pyx7BlAmh4/Si4g+Qvz6caoF VLJP4gheHN3Fc1+HqT1wIS1f3PK5KDoWdDASfOhQsA62Z3EZn1nYbRDMK+WCpZqgHz8n 1xHyeQ+Ys53AMsllMJFQYDzJXzk4gDS6unGZwyOsJlsx2/8u9wFG8iI2muMXsGWjEMv9 yLQQ== X-Gm-Message-State: ALoCoQlFj+fb1VHNqNJ7jvdOFTuE9oo16sw9ppCBCrZgBNfaGwgEFTa0wWOpemB/frXMhA38329a X-Received: by 10.52.165.131 with SMTP id yy3mr1891417vdb.25.1382644047432; Thu, 24 Oct 2013 12:47:27 -0700 (PDT) MIME-Version: 1.0 Sender: marek@palatinus.cz Received: by 10.59.1.2 with HTTP; Thu, 24 Oct 2013 12:46:57 -0700 (PDT) In-Reply-To: References: <796AC330-56EF-43D2-9935-5409824A4F33@godofgod.co.uk> <0F445FFE-FA1A-4A64-9A28-C734E744B5F7@godofgod.co.uk> <5231AF5E.8080903@gk2.sk> <15F27A88-53BF-4149-A8FF-282350312B92@godofgod.co.uk> From: slush Date: Thu, 24 Oct 2013 21:46:57 +0200 X-Google-Sender-Auth: Oj7ad0I2gnFuZQnQxzI1q95g9OM Message-ID: To: Pieter Wuille Content-Type: multipart/alternative; boundary=001a11c2c54a4c6b9204e981e7bc X-Spam-Score: 1.0 (+) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (slush[at]centrum.cz) 0.0 URIBL_BLOCKED ADMINISTRATOR NOTICE: The query to URIBL was blocked. See http://wiki.apache.org/spamassassin/DnsBlocklists#dnsbl-block for more information. [URIs: bitcointalk.org] 1.0 HTML_MESSAGE BODY: HTML included in message X-Headers-End: 1VZQzZ-0003dp-Hq Cc: Bitcoin Dev Subject: Re: [Bitcoin-development] BIP0039 Mnemonic code for generating deterministic keys 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: Thu, 24 Oct 2013 19:54:51 -0000 --001a11c2c54a4c6b9204e981e7bc Content-Type: text/plain; charset=ISO-8859-1 On Thu, Oct 24, 2013 at 9:23 PM, Pieter Wuille wrote: > > This is a proposal I wrote a year ago, but never spent enough work to > push it as a standard: > https://bitcointalk.org/index.php?topic=102349.0 > > I think that PoW concept in your proposal is quite smart! However the problem that it isn't bidirectional; it don't allow to convert back and forth between mnemonic and seed, which was one of basic requirement for such algorithm. slush --001a11c2c54a4c6b9204e981e7bc Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable

= On Thu, Oct 24, 2013 at 9:23 PM, Pieter Wuille <pieter.wuille@gmail.= com> wrote:
This is a proposal I wrote a year ago, but never spent enough work to
push it as a standard:
https://bitcointalk.org/index.php?topic=3D102349.0


I think that PoW concept in your= proposal is quite smart! However the problem that it isn't bidirection= al; it don't allow to convert back and forth between mnemonic and seed,= which was one of basic requirement for such algorithm.=A0

slush
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