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From: Andreas Schildbach <andreas@schildbach.de>
To: bitcoin-development@lists.sourceforge.net
Subject: Re: [Bitcoin-development] Payment Protocol: BIP 70, 71, 72
Date: Wed, 25 Sep 2013 13:59:52 +0200	[thread overview]
Message-ID: <l1uj7g$vds$1@ger.gmane.org> (raw)
In-Reply-To: <CANEZrP2ZbSUvNk+0bHCWw40r00D8ja-crrZPjvN0mgG+NaD52w@mail.gmail.com>

On 09/25/2013 01:45 PM, Mike Hearn wrote:

> OK, it might fit if you don't use any of the features the protocol
> provides :)

Now you're dver-dramaticing (-:

I'm just skipping one feature which I think is useless for QR codes
scanned in person.

> You can try it here:

Thanks. A typical request would be around 60 bytes, which should produce
an URL with around 100 chars. That should be fine for scanning, but I
will experiment.

> If you're thinking about governments and so on subverting CA's, then
> there is a plan for handling that (outside the Bitcoin world) called
> certificate transparency which is being implemented now.

Good to hear. Let's see if it gets momentum.

> Now when you are getting a QR code from the web, it's already being
> served over HTTPS. So if you're up against an attacker who can break a
> CA in order to steal your money, then you already lose, the QRcode
> itself as MITMd.

Sure. I was talking about QR codes scanned in person.

> In the Bluetooth case we might have to keep the address around and use
> it to do ECDHE or something like that.

Yeah, will look at that as soon as we're implementing the payment
protocol fully.





  reply	other threads:[~2013-09-25 12:00 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-31  6:28 [Bitcoin-development] Payment Protocol: BIP 70, 71, 72 Gavin Andresen
2013-07-31  8:45 ` Roy Badami
     [not found]   ` <CABsx9T3Xvnw2H6awgnT7mr-HzJOqCp_nOVM57BD-B9mY4R43aQ@mail.gmail.com>
2013-07-31 11:33     ` Gavin Andresen
2013-07-31 11:45       ` Melvin Carvalho
2013-07-31 23:30       ` E willbefull
2013-07-31 23:38         ` Gavin Andresen
2013-07-31 23:52           ` E willbefull
2013-08-07 20:12         ` Roy Badami
2013-07-31  8:59 ` Mike Hearn
2013-07-31 11:19   ` Gavin Andresen
2013-08-07 20:31 ` Pieter Wuille
2013-08-07 21:10   ` Gavin Andresen
2013-08-07 21:17     ` Mike Hearn
2013-08-07 21:36       ` Pieter Wuille
2013-08-07 21:44         ` Mike Hearn
2013-08-07 21:49           ` Pieter Wuille
2013-08-07 21:28     ` Roy Badami
2013-08-07 21:47     ` Alan Reiner
2013-08-14 10:56     ` Jouke Hofman
2013-08-07 21:47 ` Roy Badami
2013-08-07 21:54   ` Pieter Wuille
2013-08-07 22:03     ` Roy Badami
2013-08-08  0:48       ` Gavin Andresen
2013-08-08  9:13         ` Mike Hearn
2013-08-08 14:13         ` Pieter Wuille
2013-08-19 22:15 ` Andreas Petersson
2013-08-19 23:19   ` Gavin Andresen
2013-08-20 10:05     ` Mike Hearn
2013-09-24 13:52       ` Mike Hearn
2013-09-24 23:35         ` Gavin Andresen
2013-09-25  9:27           ` Mike Hearn
2013-09-25 10:28             ` Andreas Schildbach
2013-09-25 11:15               ` Mike Hearn
2013-09-25 11:33                 ` Andreas Schildbach
2013-09-25 11:45                   ` Mike Hearn
2013-09-25 11:59                     ` Andreas Schildbach [this message]
2013-09-25 14:31                       ` Jeff Garzik
2013-09-25 14:38                         ` Mike Hearn
2013-09-25 11:35                 ` Melvin Carvalho
2013-09-25 16:12                   ` The Doctor
2013-09-26  6:37                   ` Peter Todd
2013-09-25 14:26               ` Jeff Garzik

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