Invention Grant
US08881242B2 Information communication system, information communication method, node apparatus and recording medium 有权
信息通信系统,信息通信方式,节点装置和记录介质

Information communication system, information communication method, node apparatus and recording medium
Abstract:
A node apparatus of an information communication system in which a content is distributed and stored by an overlay network configured by a plurality of node apparatuses and which has a center server that manages the content to be submitted to the overlay network, the node apparatus includes: a first creation unit configured to create meta-information that is used in submitting the content to the overlay network; a transmission unit configured to transmit the meta-information created by the first creation unit to the center server; a first reception unit configured to receive the meta-information and an electronic signature verifying the meta-information, which is determined to be proper by the center server, from the center server, and a permission unit configured to permit the meta-information received by the first reception unit to be acquired on the overlay network.
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