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From: Mike Hearn <mike@plan99.net>
To: Andreas Schildbach <andreas@schildbach.de>
Cc: Bitcoin Dev <bitcoin-development@lists.sourceforge.net>
Subject: Re: [Bitcoin-development] Instant / contactless payments
Date: Thu, 6 Mar 2014 17:52:20 +0100	[thread overview]
Message-ID: <CANEZrP0HXEOMg3Q_eaTz05T82JwH39sGq3Gu2gkc7A+PPUh=4w@mail.gmail.com> (raw)
In-Reply-To: <lfa8pf$ckc$1@ger.gmane.org>

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>
> I wonder about the receipt step -- are you generating a PDF on device
> and sending it via NFC? This is something that could be supported by the
> BIP70 payment protocol. We should try to avoid the second tap, its not
> intuitive.
>

Together, the signed PaymentRequest and the transactions in the block chain
should act like a receipt: it's proof you requested payment in a certain
way, and I satisfied that payment. So it's proof of payment and the memo
field can describe what I bought.


> Contactless cards? Last I was to London, the Oyster card was already
> contactless. Have there ever been magnet-strip-based Oyster cards?
>

He means, contactless credit cards can be used too. No need to enroll for
Oyster specifically. I guess in the long run Oyster and its equivalents in
other cities (octopus etc) will be phased out.

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  reply	other threads:[~2014-03-06 16:52 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-06  9:45 [Bitcoin-development] Instant / contactless payments Mike Hearn
2014-03-06 11:26 ` Andreas Schildbach
2014-03-06 13:44   ` Mike Hearn
2014-03-06 14:51     ` Andreas Schildbach
2014-03-06 16:55       ` [Bitcoin-development] Instant / contactless payments, IsoDep Andreas Schildbach
2014-03-06 17:00         ` Mike Hearn
2014-03-07  8:45           ` Andreas Schildbach
2014-03-07  9:26   ` [Bitcoin-development] Instant / contactless payments Johannes Zweng
2014-03-07 10:00     ` Mike Hearn
2014-03-07 10:23     ` Andreas Schildbach
2014-03-07 11:01       ` Mike Hearn
2014-03-07 12:00       ` Johannes Zweng
2014-03-06 14:20 ` Brooks Boyd
2014-03-06 17:07   ` Mike Hearn
2014-03-06 18:08     ` Brooks Boyd
2014-03-06 18:12       ` Mike Hearn
2014-03-06 18:20         ` Brooks Boyd
2014-03-06 18:24           ` Mike Hearn
2014-03-07 18:07   ` Joel Kaartinen
2014-03-06 14:39 ` Alex Kotenko
2014-03-06 16:46   ` Andreas Schildbach
2014-03-06 16:52     ` Mike Hearn [this message]
2014-03-06 18:03     ` Alex Kotenko
2014-03-07  8:59       ` Andreas Schildbach
2014-03-06 17:03   ` Mike Hearn
2014-03-06 18:49     ` Alex Kotenko
2014-03-08  8:52   ` Jan Vornberger
2014-03-10 15:09     ` Alex Kotenko
2014-03-10 19:28       ` Andreas Schildbach
2014-03-10 19:47         ` Alex Kotenko
2014-03-07 19:08 ` Troy Benjegerdes
2014-03-10 16:04 ` Mike Hearn
2014-03-10 16:14   ` Jean-Paul Kogelman
2014-03-10 16:27     ` Alex Kotenko

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