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From: Pieter Wuille <pieter.wuille@gmail.com>
To: Alan Reiner <etotheipi@gmail.com>
Cc: Bitcoin Dev <bitcoin-development@lists.sourceforge.net>
Subject: Re: [Bitcoin-development] Optional "wallet-linkable" address format - Payment Protocol
Date: Wed, 19 Jun 2013 15:54:04 +0200	[thread overview]
Message-ID: <20130619135403.GA1783@vps7135.xlshosting.net> (raw)
In-Reply-To: <51BFD886.8000701@gmail.com>

On Mon, Jun 17, 2013 at 11:48:22PM -0400, Alan Reiner wrote:
> _*Goal*_:  An alternative address format made possible by BIP 32, which
> allows one to specify a "Wallet ID" and "One-time payment" code, instead
> of the standard one-use Base58-Hash160 addresses.   This allows parties
> with a persistent relationship to be able to prove that payment
> addresses they provide each other are linked to a particular wallet,
> reducing exposure to MitM attacks without the need for SSL or a web of
> trust, and without compromising the privacy of either party.    For
> instance, this could be used between businesses that frequently do
> business, by exchanging and verifying public keys beforehand, or could
> be used by an exchange to identify if a customer withdrawal address is
> related to their last deposit address, and if not enforce extra
> authentication measures.

Have you seen Timo Hanke's pay-to-contract presentation at the San Jose
conference? It seems very related:

  http://www.youtube.com/watch?v=qwyALGlG33Q

-- 
Pieter




  parent reply	other threads:[~2013-06-19 13:54 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-18  3:48 [Bitcoin-development] Optional "wallet-linkable" address format - Payment Protocol Alan Reiner
2013-06-19 12:19 ` Melvin Carvalho
2013-06-19 13:37   ` Alan Reiner
2013-06-19 13:54 ` Pieter Wuille [this message]
2013-06-19 14:25 ` Timo Hanke
2013-06-19 14:39   ` Alan Reiner
2013-06-19 15:28     ` Adam Back
2013-06-19 18:36       ` Adam Back
2013-06-19 19:00         ` Alan Reiner
2013-06-20  7:48       ` Timo Hanke
2013-06-20  9:10         ` Jeremy Spilman
2013-06-20 16:09           ` Alan Reiner
2013-06-19 20:03     ` Timo Hanke
2013-06-19 19:29 Jeremy Spilman
2013-06-19 20:10 ` Alan Reiner
2013-06-19 21:58   ` Jeremy Spilman
2013-06-19 22:47     ` Alan Reiner
2013-06-20  3:54       ` Jeremy Spilman
2013-06-20  7:32         ` Mike Hearn
2013-06-26 15:29           ` Alan Reiner

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