NFC might soon take the ‘tap’ out of tap-to-pay.

  • dfyxA
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    1 year ago

    That’s a very welcome improvement. At my last job, I was responsible for an app that could (among other healthcare related things) read German health insurance cards. The first version used an external smartcard reader through bluetooth, usb or lightning. That worked reasonably well but required the user to buy those rather expensive readers. Since newer cards support nfc, I tried implementing that. It kind if worked but you had to place the card in pretty much exactly the right spot (which differs from phone to phone so we couldn’t even give good instructions) and hold it there for a few seconds because the cryptographic handshake was rather slow. Having a bit more wiggle room would improve the ux by a lot.