Subject: Re: [Bitcoin-development] Bitcoin at POS using BIP70, NFC and offline payments - implementer feedback

From: Mike Hearn <[email-masked]>
Date: Mon, 23 Feb 2015 13:18:23 +0100

>
> I read from your answer that even if we use ECDHE, we can't use it for
> every situation.
>

Which situations do you mean? I think it can be used in every situation.
It's the opposite way around - a fixed session key in the URI cannot be
used in every situation.