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It appears that chip-and-pin probably uses a challenge-response type of authentication, which would make the card nigh-impossible to duplicate. Chip-and-pin wo
by sliverstorm 13y ago
It appears that chip-and-pin probably uses a challenge-response type of authentication, which would make the card nigh-impossible to duplicate.
Chip-and-pin won't help you with online sales, but for any card-present sale (brick-and-mortar) it should ensure counterfeits cannot be used, and the PIN of course is the second factor to ensure only you can use the card.