发明名称 SECURITY SYSTEM OF ELECTRONIC BANKBOOK AND METHOD THEREOF FOR USING ELECTRONIC FINANCIAL TRANSACTION
摘要 PURPOSE: A security system of an electronic bankbook and a method thereof are provided to prevent the data forgery of a banking transaction system using the electronic bankbook and easily discriminate the illegally copied electronic bankbook. CONSTITUTION: A bank server(20) transmits/receives data with a terminal(40) through the network(50). A ledger database(22) stores an MAC(Message Authentication Code) generated for each banking transaction by linking with transaction record data. An MAC generator(24) generates the MAC by using the transaction record data generated for each banking transaction and an MAC generation password assigned to each account as an operation factor under control of the bank server. A card recorder(42) reads or writes the data to the electronic bankbook(30). The terminal makes the card recorder transmit the data read by the card recorder to the bank server through the network, and stores the MAC received from the bank server to the account information by linking with the transaction record data. The electronic bankbook stores the transaction record data, the MAC, and the account information.
申请公布号 KR20040079204(A) 申请公布日期 2004.09.14
申请号 KR20030014153 申请日期 2003.03.06
申请人 SMARTGATE CO., LTD. 发明人 KUEM, DONG JIP
分类号 (IPC1-7):G06F17/60 主分类号 (IPC1-7):G06F17/60
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