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by tialaramex 1457 days ago
I'm aware in considerable detail how EMV works, both for wired and wireless transactions. This was a choice made in light of my understanding of how flawed the technology is.

See Ross Anderson's extensive material (sorry there's a lot of other stuff in here too) at Light Blue Touchpaper (a reference to Cambridge University's traditional colour and the instructions on fireworks):

https://www.lightbluetouchpaper.org/