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To: Bitcoin Protocol Discussion <bitcoin-dev@lists.linuxfoundation.org>,
Gregory Maxwell <greg@xiph.org>
References: <CAAS2fgR-or=zksQ929Muvgr=sgzNSugGp669ZWYC6YkvEG=H5w@mail.gmail.com>
<ae570ccf-3a2c-a11c-57fa-6dad78cfb1a5@satoshilabs.com>
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From: Pavol Rusnak <stick@satoshilabs.com>
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Date: Wed, 10 Jan 2018 21:28:10 +0100
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Subject: Re: [bitcoin-dev] Satoshilabs secret shared private key scheme
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On 09/01/18 16:12, Pavol Rusnak via bitcoin-dev wrote:
> 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?
Actually, scratch that. HW wallet would not know whether the host
computer is lying or not. The computer would not learn about the keys,
but still could be malicious and provide invalid result. Is that correct?
--
Best Regards / S pozdravom,
Pavol "stick" Rusnak
CTO, SatoshiLabs
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