From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <stick@satoshilabs.com>
Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org
	[172.17.192.35])
	by mail.linuxfoundation.org (Postfix) with ESMTPS id 9C9F1103C
	for <bitcoin-dev@lists.linuxfoundation.org>;
	Tue,  9 Jan 2018 15:13:01 +0000 (UTC)
X-Greylist: from auto-whitelisted by SQLgrey-1.7.6
Received: from mail.sldev.cz (mail.sldev.cz [51.254.7.247])
	by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 33E0312E
	for <bitcoin-dev@lists.linuxfoundation.org>;
	Tue,  9 Jan 2018 15:13:01 +0000 (UTC)
Received: from localhost (localhost [127.0.0.1])
	by mail.sldev.cz (Postfix) with ESMTP id C6BF0EB5E;
	Tue,  9 Jan 2018 15:38:13 +0000 (UTC)
X-Virus-Scanned: Debian amavisd-new at mail.sldev.cz
Received: from mail.sldev.cz ([127.0.0.1])
	by localhost (mail.sl [127.0.0.1]) (amavisd-new, port 10024)
	with ESMTP id UCVZAfajwzDY; Tue,  9 Jan 2018 15:38:13 +0000 (UTC)
Received: from [10.8.8.107] (unknown [10.8.8.107])
	by mail.sldev.cz (Postfix) with ESMTPSA id 5F955E89D;
	Tue,  9 Jan 2018 15:38:13 +0000 (UTC)
To: Gregory Maxwell <greg@xiph.org>
References: <CAAS2fgR-or=zksQ929Muvgr=sgzNSugGp669ZWYC6YkvEG=H5w@mail.gmail.com>
	<ae570ccf-3a2c-a11c-57fa-6dad78cfb1a5@satoshilabs.com>
	<CAAS2fgRQvpa8VXE8YAYSfugDvCu=1+5ANsGk1V_OXtHPGD=Ltw@mail.gmail.com>
From: Pavol Rusnak <stick@satoshilabs.com>
Message-ID: <f2fbb0ec-0c18-f866-29fe-41de882f4706@satoshilabs.com>
Date: Tue, 9 Jan 2018 16:12:58 +0100
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101
	Thunderbird/52.5.0
MIME-Version: 1.0
In-Reply-To: <CAAS2fgRQvpa8VXE8YAYSfugDvCu=1+5ANsGk1V_OXtHPGD=Ltw@mail.gmail.com>
Content-Type: text/plain; charset=utf-8
Content-Language: sk-SK
Content-Transfer-Encoding: 7bit
X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham
	version=3.3.1
X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on
	smtp1.linux-foundation.org
Cc: Bitcoin Protocol Discussion <bitcoin-dev@lists.linuxfoundation.org>
Subject: Re: [bitcoin-dev] Satoshilabs secret shared private key scheme
X-BeenThere: bitcoin-dev@lists.linuxfoundation.org
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: Bitcoin Protocol Discussion <bitcoin-dev.lists.linuxfoundation.org>
List-Unsubscribe: <https://lists.linuxfoundation.org/mailman/options/bitcoin-dev>,
	<mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=unsubscribe>
List-Archive: <http://lists.linuxfoundation.org/pipermail/bitcoin-dev/>
List-Post: <mailto:bitcoin-dev@lists.linuxfoundation.org>
List-Help: <mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=help>
List-Subscribe: <https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev>,
	<mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=subscribe>
X-List-Received-Date: Tue, 09 Jan 2018 15:13:01 -0000

On 09/01/18 00:47, Gregory Maxwell wrote:
> Have you considered using blind host-delegated KDFs, where the KDF
> runs on the user's computer instead of the hardware wallet, but the
> computer doesn't learn anything about they keys?

Any examples of these?


-- 
Best Regards / S pozdravom,

Pavol "stick" Rusnak
CTO, SatoshiLabs