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LICENSE INFORMATION TRANSMISSION APPARATUS, LICENSE INFORMATION TRANSMISSION PROGRAM, LICENSE INFORMATION TRANSMISSION METHOD AND LICENSE INFORMATION RECEIVER, LICENSE INFORMATION RECEPTION PROGRAM, AND LICENSE INFORMATION RECEPTION METHOD
LICENSE INFORMATION TRANSMISSION APPARATUS, LICENSE INFORMATION TRANSMISSION PROGRAM, LICENSE INFORMATION TRANSMISSION METHOD AND LICENSE INFORMATION RECEIVER, LICENSE INFORMATION RECEPTION PROGRAM, AND LICENSE INFORMATION RECEPTION METHOD
PROBLEM TO BE SOLVED: To provide a license information transmission apparatus, program and method, and a license information receiver, program and method capable of reliably transmitting and receiving license information without increasing the production cost and the operation cost.;SOLUTION: A license information transmission apparatus 1 for transmitting license information including information to permit use of contents and the contents, includes a license information generating section 5 for generating the license information and an encryption key for encrypting the contents; an encryption section 7 for encrypting the contents to obtain encrypted contents; an ECM/EMM generating section 9 for encrypting the license information by secret information to obtain encrypted license information; and a multiplexer section 11 for multiplexing the encrypted contents and the encrypted license information and providing an output of multiplexed contents.;COPYRIGHT: (C)2010,JPO&INPIT
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