And further, you should have a client app on your computer for dealing with shared secrets, which is only capable of attempting a visa payment with an entity trusted by Visa.
On 2011-09-24 4:06 AM, John Levine wrote:
I don't see how to do that in a useful way without non-programmable hardware. We've seen PC-based malware do pretty much any MITM attack you can imagine.
Most computers are not controlled by malware, and the malware argument is as much an argument against existing ssl/https/pki as it is against any alternative to ssl/https/pki
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