Questions tagged [emv]
EMV (Europay, MasterCard and Visa) is a standard for credit cards, commonly referred to as "chip-and-PIN".
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Which keys does a bank typically exchange with a card scheme?
I'm trying to understand the different EMV-related keys that are shared between a bank who issues EMV cards and a card scheme, such as Visa or MasterCard.
I understand the bank would typically ...
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EMV card secret key + PIN to generate HOTP key
The Open Authentication HOTP algorithm is considered very reliable when using a 160 bits long secret key. Suppose I have this idea to generate such a 160 bits long key without requiring any further ...