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EMV

Dynamic Data Authentication (DDA)

Dynamic Data Authentication (DDA) is a more securer way of authentication because it authenticates the card itself. After the authentication we can trust on the uniqueness of the card. Contrast between SDA and DDA SDA guarantees that data on cards is valid because we trust a high level certification authority …

Static Data Authentication (SDA)

SDA ensures the authenticity of ICC data. After SDA it is sure that the data from the ICC is real and hasn’t changed by anyone. However SDA doesn’t assure the uniqueness of ICC data. SDA is a digital signature scheme working with asymmetric cryptograhpy. Asymmetric cryptography uses a pair of keys. …

EMV

What is EMV?

EMV Integrated Circuit Card (IC card) Specifications are an international, credit card industry standard for chip based debit and credit cards. The Specifications are consistent with the ISO 7816 series of standards for IC cards, also called “chip cards”, “integrated circuit cards” or “smart cards”. In Europe, primarily the UK, …