CONTENT DELIVERY SYSTEM AND DEVICE, AND PROGRAM

摘要

PROBLEM TO BE SOLVED: To prevent unauthorized use by verifying the identity of a browse request between a request reception device and a content delivery device.

SOLUTION: When receiving a browse request for content information, a Web server 10 as the request reception device registers a set of a content identifier and client identifier of the browse request in a use history DB 13. When receiving the browse request, a delivery server 30 as the content delivery device transmits a set of content identification information and client identification information about the browse request to the Web server. The Web server checks the set against the registered contents of the use history DB and returns the check result to the delivery server. If the check result shows matching, the delivery server returns content information corresponding to the browse request to the source of the browse request.

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