Patent ID: 6435416
Filing Date: 2002-08-20
Classification: G06Q,G07F

Abstract:
A method of authenticating a personal code of a user of an integrated circuit card received in a reader fitted with a keypad, communicating with a computer, and capable of accepting at least one type of card, comprising:recognizing what type of card is inserted in the reader; transmitting formatting instructions from the computer to the reader, said instructions corresponding to the recognized type of the card; transmitting from the computer to the reader an authentication command for use by the integrated circuit card to authenticate the personal code; verifying that the authentication command received by the reader qualifies as a command for authenticating the personal code inputted via the keypad of the reader; for a compliant authentication command, putting the reader into a secure mode; receiving the personal code inputted via the keypad of the reader, and formatting the inputted personal code in accordance with said formatting instructions; and transmitting the formatted code and the authentication command from the reader to the integrated circuit card.