Information providing apparatus and method, information...

Details Information providing apparatus and method, information... Information providing apparatus and method, information...

H - Electricity

04

L

H04L 9/00 (2006.01) H04L 9/08 (2006.01)

Patent

CA 2339571

The present invention is intended to quickly download contents while preventing unauthorized contents usage. PD authentication program authenticates telephone- integrated terminal device. Server authentication program authenticate key server. Server LCM controls the reception of a request for data for identifying key server and a key from telephone-integrated terminal device. On the basis of the data for identifying key server, server LCM sends a request for the key to key server and receives the requested key from key server. Key distribution program sends the key to telephone- integrated terminal device.

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