From: Andreas Schildbach <andreas@schildbach.de>
To: bitcoin-development@lists.sourceforge.net
Subject: Re: [Bitcoin-development] Bitcoin at POS using BIP70, NFC and offline payments - implementer feedback
Date: Mon, 23 Feb 2015 02:02:03 +0100 [thread overview]
Message-ID: <mcdu6b$j11$1@ger.gmane.org> (raw)
In-Reply-To: <54EA66F5.2000302@AndySchroder.com>
On 02/23/2015 12:32 AM, Andy Schroder wrote:
> I guess we need to decide whether we want to consider NFC communication
> private or not. I don't know that I think it can be. An eavesdropper can
> place a tiny snooping device near and read the communication. If it is
> just passive, then the merchant/operator won't realize it's there. So, I
> don't know if I like your idea (mentioned in your other reply) of
> putting the session key in the URL is a good idea?
I think the "trust by proximity" is the best we've got. If we don't
trust the NFC link (or the QR code scan), what other options have we
got? Speaking the session key by voice? Bad UX, and can be eavesdropped
as well of course.
next prev parent reply other threads:[~2015-02-23 1:05 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-22 19:08 [Bitcoin-development] Bitcoin at POS using BIP70, NFC and offline payments - implementer feedback Jan Vornberger
2015-02-22 22:37 ` Andy Schroder
2015-02-22 23:06 ` Eric Voskuil
2015-02-22 23:32 ` Andy Schroder
2015-02-23 0:05 ` Eric Voskuil
2015-02-23 1:02 ` Andreas Schildbach [this message]
2015-02-23 7:36 ` Andy Schroder
2015-02-23 9:13 ` Natanael
2015-02-23 9:40 ` Eric Voskuil
2015-02-24 2:55 ` Eric Voskuil
2015-02-24 5:53 ` Andy Schroder
2015-02-24 11:28 ` Eric Voskuil
2015-02-24 19:49 ` Andy Schroder
2015-02-24 22:14 ` Eric Voskuil
2015-02-24 22:50 ` Andy Schroder
2015-02-25 2:09 ` Eric Voskuil
2015-02-28 9:46 ` Andy Schroder
2015-02-23 9:49 ` Andreas Schildbach
2015-02-23 10:08 ` Eric Voskuil
2015-02-23 10:58 ` Mike Hearn
2015-02-23 11:58 ` Andreas Schildbach
2015-02-23 12:18 ` Mike Hearn
2015-02-23 12:30 ` Andreas Schildbach
2015-02-23 23:00 ` Eric Voskuil
2015-02-23 23:11 ` Mike Hearn
2015-02-24 0:10 ` Eric Voskuil
2015-02-24 10:41 ` Mike Hearn
2015-02-26 12:30 ` Andreas Schildbach
2015-03-03 0:54 ` Eric Voskuil
2015-02-23 0:58 ` Andreas Schildbach
2015-02-23 15:09 ` Jan Vornberger
2015-02-23 16:59 ` Mike Hearn
2015-02-23 19:56 ` Jan Vornberger
2015-02-23 20:31 ` Mike Hearn
2015-02-24 6:14 ` Andy Schroder
2015-02-24 15:41 ` Jan Vornberger
2015-02-26 12:37 ` Andreas Schildbach
2015-02-22 22:39 ` Eric Voskuil
2015-02-22 22:48 ` Eric Voskuil
2015-02-22 23:35 ` Andy Schroder
2015-02-23 0:46 ` Eric Voskuil
2015-02-23 1:05 ` Andreas Schildbach
2015-02-23 1:55 ` Aaron Voisine
2015-02-23 0:48 ` Andreas Schildbach
[not found] <54ED2F34.8090704@voskuil.org>
[not found] ` <54ED3150.4020800@AndySchroder.com>
[not found] ` <54ED7D8B.5070903@schildbach.de>
2015-02-25 9:20 ` Eric Voskuil
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