ANNOUNCEMENT DEVICE AND SECURITY SECURING METHOD

摘要

PROBLEM TO BE SOLVED: To secure the security of the internal data of a portable information terminal. SOLUTION: This announcement device connected to a communication network is controlled by a server connected to the communication network and provided with a customer database control means for controlling a customer database, a command transmission means connected through the communication network to a first portable information terminal for transmitting a command for securing the security of the internal data of the first portable information terminal and a storage means for storing the response result. To a telephone set connected to the communication network, a voice message for requesting the input of individual authentication data for collation with customer data recorded in the customer database by the operation of the telephone set is originated by the control of the server.