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From: Mark Friedenbach <mark@monetize.io>
To: bitcoin-development@lists.sourceforge.net
Subject: Re: [Bitcoin-development] An idea for alternative payment scheme
Date: Fri, 03 Jan 2014 10:23:41 -0800	[thread overview]
Message-ID: <52C7002D.7040803@monetize.io> (raw)
In-Reply-To: <CAE-z3OW1GWo+CURVt+OJvEQDqBOiDjPNEsMjCU8BQ=0ZSn4UEg@mail.gmail.com>

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There is a standard mechanism for doing that called deterministic
signatures and is described in RFC 6979. It uses the private key and
the HMAC construction to generate a ECDSA k value.

On 01/03/2014 10:16 AM, Tier Nolan wrote:
> The random number that the buyer uses could be generated from a
> root key too.
> 
> This would allow them to regenerate all random numbers that they
> used and recreate their receipts.  The master root would have to be
> stored on your computer though.
> 
> The payment protocol is supposed to do something like this already
> though.
> 
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  reply	other threads:[~2014-01-03 18:23 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-03 18:00 [Bitcoin-development] An idea for alternative payment scheme Nadav Ivgi
2014-01-03 18:16 ` Tier Nolan
2014-01-03 18:23   ` Mark Friedenbach [this message]
2014-01-03 18:30 ` Gregory Maxwell
2014-01-03 20:23   ` Adam Back
2014-01-03 20:39     ` Peter Todd

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