Re: [Bitcoin-development] Proposal for P2P Wireless (Bluetooth LE) transfer of Payment URI

2015-02-05 Thread MⒶrtin HⒶboⓋštiak
I would like to shortly express my opinion: - Having BT as an alternative is good idea but it must be secure enough - Signed BIP70 should be enough. I see only two issues regarding BIP70 (but they apply also to TCP/IP, not just BT): key revocations and MITM attacks by governments. - Broadcasting

Re: [Bitcoin-development] Proposal for P2P Wireless (Bluetooth LE) transfer of Payment URI

2015-02-05 Thread MⒶrtin HⒶboⓋštiak
A BIP-70 signed payment request in the initial broadcast can resolve the integrity issues, but because of the public nature of the broadcast coupled with strong public identity, the privacy compromise is much worse. Now transactions are cryptographically tainted. This is also the problem

Re: [Bitcoin-development] Proposal for P2P Wireless (Bluetooth LE) transfer of Payment URI

2015-02-06 Thread MⒶrtin HⒶboⓋštiak
the assumption is that there exists a secure (as in proximity-based) communication channel? e 2015-02-06 0:46 GMT+01:00 Eric Voskuil e...@voskuil.org: On 02/05/2015 03:36 PM, MⒶrtin HⒶboⓋštiak wrote: A BIP-70 signed payment request in the initial broadcast can resolve the integrity issues

Re: [Bitcoin-development] Standardizing automatic pre-negotiation of transaction terms with BIP70? (Emulating Amazon one-click purchase at all merchants)

2015-02-10 Thread MⒶrtin HⒶboⓋštiak
Why would anyone want to do anything about payment before choosing what he wants to buy and for what price? I've never used Amazon but isn't filling a form with shipping information enough? 2015-02-10 11:21 GMT+01:00 Natanael natanae...@gmail.com: BIP70 is a protocol for getting a user's wallet

Re: [Bitcoin-development] Standardizing automatic pre-negotiation of transaction terms with BIP70? (Emulating Amazon one-click purchase at all merchants)

2015-02-10 Thread MⒶrtin HⒶboⓋštiak
with Bitcoin. 2015-02-10 11:41 GMT+01:00 Natanael natanae...@gmail.com: Den 10 feb 2015 11:34 skrev MⒶrtin HⒶboⓋštiak martin.habovst...@gmail.com: Why would anyone want to do anything about payment before choosing what he wants to buy and for what price? I've never used Amazon but isn't filling

Re: [Bitcoin-development] Standardizing automatic pre-negotiation of transaction terms with BIP70? (Emulating Amazon one-click purchase at all merchants)

2015-02-10 Thread MⒶrtin HⒶboⓋštiak
2015-02-10 12:12 GMT+01:00 Natanael natanae...@gmail.com: Den 10 feb 2015 11:48 skrev MⒶrtin HⒶboⓋštiak martin.habovst...@gmail.com: I still don't understand. The website can have this information available. This is exactly what e-bay does - it displays shipping information to my country

Re: [Bitcoin-development] Proposal for P2P Wireless (Bluetooth LE) transfer of Payment URI

2015-02-10 Thread MⒶrtin HⒶboⓋštiak
transaction - unless of course the hijacker pays. But imagine someone purchasing their meds. HIPAA requires the checkout queue to form behind a yellow line. That speaks directly to this question. e On 02/06/2015 01:07 AM, MⒶrtin HⒶboⓋštiak wrote: 2015-02-06 2:29 GMT+01:00 Eric Voskuil e