Patent ID: 6527174
Filing Date: 2003-03-04
Classification: G06Q,G07F

Abstract:
A card payment transaction system that transmits to an external computer, information of card payment transaction using card information read from an inserted card by a card payment transaction terminal and a password inputted to the terminal, and executes a card payment transaction after a permission of the external computer has been obtained,wherein the card payment transaction terminal is formed so that: the terminal detects that a terminal body has been opened when the terminal body is opened, and information of an illegal act that has been performed is stored in a memory when the opening of the terminal body is detected; and transmission information that includes information stored in the memory is transmitted to an external device, and wherein the external computer is formed so that: the transmission information received from the card payment transaction terminal is stored in a transmission information table, and thereafter the card information which relates to the card payment transaction information received from the card payment transaction terminal is stored in a handled card information table in relation to the transmission information stored in the transmission information table; and in a case where an inquiry about the card payment transaction information which includes the card information that is same as a handled card information stored in the handled card information table has been received from the card payment transaction terminal, an inquired card payment transaction is permitted when the number of times of the inquiry is equal to or less than a preset number of times, and the inquired card payment transaction is rejected when the number of times of the inquiry exceeds the preset number of times.