作者: Murase Kaoru , Yamamoto Masaya , Kozuka Masayuki , Toma Tadamasa
DOI:
关键词: Terminal (electronics) 、 Computer hardware 、 Decoding methods 、 Information processing 、 Information processor 、 Reading (computer) 、 Encryption 、 Key (cryptography) 、 Computer science 、 Control (management)
摘要: A method includes: holding a device key provided to an information processing terminal; reading encrypted content and conversion control from recording medium; decoding the read using held obtain decoded content; converting into export format generating playback right indicating that terminal can play back converted according information; controlling whether be generated first flag.