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I don't believe you need to write to the card in order to do payments. You send byte streams and it generates OTPs.
by brad0 9y ago
I don't believe you need to write to the card in order to do payments. You send byte streams and it generates OTPs.
- MBCook 9y agoI was thinking of cases where you may need to update the balance on the card. You're right, if you only used it as authorization I guess you wouldn't need write access.