FIELD: information technology.
SUBSTANCE: authentication chip, which describes information which cannot be copied or is difficult to copy, is added to the card and apparatus for processing the card has a device for processing card authentication. Information described in the authentication chip is digitised and encrypted to obtain encrypted data which are described in the authentication certification chip. The authentication certification chip is installed on the card. The authentication certification chip authenticates the authentication chip. Before a specific operation, such as password entering, a decision is made on whether the card is authentic in order to avoid a fake card.
EFFECT: possibility of preventing use of a fake card.
43 cl, 59 dwg
