DEVICE AND METHOD FOR PROVIDING INFORMATION, INFORMATION PROCESSOR AND METHOD FOR PROCESSING INFORMATION AND PROGRAM STORAGE MEDIUM

摘要

PROBLEM TO BE SOLVED: To quickly download contents while preventing the illicit utilization of the contents. SOLUTION: A PD authentication program 762 authenticates telephone set incorporated type terminal equipment 501 and a server authentication program 761 authenticates a key server 21. An LCM 514 for the server controls the reception of data for specifying the key server 21 and the request of a key from the telephone set incorporated type terminal equipment 501. The LCM 514 for the server controls communication so as to transmit the request of the key to the key server 21 and to receive the key from the key server 21 on the basis of the data for specifying the key server 21. A key distribution program 764 controls the transmission of the key to the telephone set incorporated type terminal equipment 501.