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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