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From: Eric Voskuil <eric@voskuil•org>
To: Mike Hearn <mike@plan99•net>
Cc: Bitcoin Dev <bitcoin-development@lists•sourceforge.net>,
	Paul Puey <paul@airbitz•co>
Subject: Re: [Bitcoin-development] Proposal for P2P Wireless (Bluetooth LE) transfer of Payment URI
Date: Thu, 05 Feb 2015 12:59:48 -0800	[thread overview]
Message-ID: <54D3D9C4.9090400@voskuil.org> (raw)
In-Reply-To: <CANEZrP3ekWQWeV=Yw_E=n0grORBLHaXLUh3w0EFQdz=HsjWvZw@mail.gmail.com>

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On 02/05/2015 12:50 PM, Mike Hearn wrote:
>     I'm imagining myself walking around broadcasting my photo and MAC
>     address while hucksters push payment requests to me for approval
> 
> I hate to break it to you, but you broadcast a photo of your face every
> time you walk outside ;)
> 
> Bluetooth MAC addresses are random, they aren't useful identifiers. If
> someone can see you, a face is a far more uniquely identifying thing
> than a MAC.

Interesting take on privacy. But the market will of course decide.

Would the merchant be broadcasting payment requests in the clear, or
would they be encrypted with a public key of the spender?

> "Payment spam" might be a problem. I can imagine a wallet requiring that
> such requests are signed and then spammers can be blacklisted in the
> usual fashion so they can't push things to your phone anymore. Anyway, a
> hurdle that can be jumped if/when it becomes an issue.

Not sure I'd shoot for a system that's guaranteed to require PKI with
blacklisting and spam filtering.

e


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  reply	other threads:[~2015-02-05 21:26 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-05 20:06 Paul Puey
2015-02-05 20:28 ` Mike Hearn
2015-02-05 20:37   ` Paul Puey
2015-02-05 20:43     ` Mike Hearn
2015-02-05 20:44   ` Eric Voskuil
2015-02-05 20:50     ` Mike Hearn
2015-02-05 20:59       ` Eric Voskuil [this message]
2015-02-05 21:19       ` Brian Hoffman
2015-02-05 21:23         ` Eric Voskuil
2015-02-05 21:36         ` Mike Hearn
2015-02-05 21:46           ` Eric Voskuil
2015-02-05 22:07             ` Paul Puey
2015-02-05 22:10               ` Eric Voskuil
2015-02-05 22:49                 ` Roy Badami
2015-02-05 23:22                   ` MⒶrtin HⒶboⓋštiak
2015-02-05 23:02                 ` William Swanson
2015-02-05 23:34                   ` Roy Badami
2015-02-05 23:59                     ` Eric Voskuil
2015-02-06  8:59                       ` Roy Badami
2015-02-06  9:13                         ` Eric Voskuil
2015-02-06  0:58                     ` Paul Puey
2015-02-05 23:22                 ` Eric Voskuil
2015-02-05 23:36                   ` MⒶrtin HⒶboⓋštiak
2015-02-05 23:46                     ` Eric Voskuil
2015-02-06  0:04                       ` MⒶrtin HⒶboⓋštiak
2015-02-06  0:22                         ` Eric Voskuil
2015-02-06  0:36                           ` Martin Habovštiak
2015-02-06  1:29                             ` Eric Voskuil
2015-02-06  9:07                               ` MⒶrtin HⒶboⓋštiak
2015-02-10 16:55                                 ` Eric Voskuil
2015-02-10 17:16                                   ` MⒶrtin HⒶboⓋštiak
2015-02-10 17:56                                     ` Eric Voskuil
2015-02-06  0:49                       ` Paul Puey
2015-02-06  0:50                         ` Martin Habovštiak
2015-02-06  1:05                         ` Eric Voskuil
2015-02-06  2:09                           ` Paul Puey
2015-02-05 22:02         ` Paul Puey
2015-02-05 22:01       ` Paul Puey
2015-02-05 22:05         ` Eric Voskuil
2015-02-05 22:08           ` Paul Puey
  -- strict thread matches above, loose matches on Subject: below --
2015-02-05  8:01 Paul Puey
2015-02-05 13:46 ` Andreas Schildbach
2015-02-05 13:57   ` Mike Hearn

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