CONTENTS UTILIZATION CONTROL TRANSMITTING METHOD, CONTENTS UTILIZATION CONTROL RECEIVING METHOD, CONTENTS UTILIZATION CONTROL TRANSMITTING DEVICE, CONTENTS UTILIZATION CONTROL RECEIVING DEVICE, CONTENTS UTILIZATION CONTROL TRANSMITTING PROGRAM AND CONTENTS UTILIZATION CONTROL RECEIVING PROGRAM

摘要

PROBLEM TO BE SOLVED: To provide a contents utilization control transmitting method, receiving method, contents utilization control transmitting device, receiving device, contents utilization control transmitting program and receiving program in which the illegal utilization of contents can be prevented even when a receiver on a receiving side is illegally altered or illegally produced. SOLUTION: A system is composed of a contents utilization control transmitting device 3 for transmitting encrypted contents in which contents are encrypted, reproduction order control information for controlling the reproduction order of the relevant encrypted contents and viewing control information for controlling viewing of the relevant encrypted contents and a contents utilization control receiving device 5 for receiving such information, the transmitting device 3 is provided with a contents scramble part 7, a multiplexing part 9 and a storage part 11, and the receiving device 5 is provided with a demultiplexing part 13, a contents descramble part 15 and a storage part 17.