Re: [Bitcoin-development] Payment Protocol for Face-to-face Payments

2014-01-29 Thread Christophe Biocca
But the face-to-face case isn't intrinsically dependent on SSL security, and it's nice not to introduce that attack vector... If the only concern is to make scan-to-pay work without reliance on SSL's PKI, it might be better to specify the payment protocol url *and* the public key used for

[Bitcoin-development] BIP70 message delivery reliability

2014-01-29 Thread Chuck
I spoke briefly with Peter (sipa). He recommend I forward this post to the mailing list for further discussion. My apologies if this has been discussed before, but I was curious about some things re BIP70 message delivery. In particular, I don't clearly see the value of the PaymentACK