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How to protect during the transformation method, and the digital work into presentation data to generate a polarized digital work from the digital work
How to protect during the transformation method, and the digital work into presentation data to generate a polarized digital work from the digital work
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机译:如何在转换方法中进行保护,并将数字作品转换为演示数据以从数字作品中生成极化的数字作品
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摘要
PROBLEM TO BE SOLVED: To make unreadable an electronic literary work and a system context (or resource information or system resource) and to enable highly reliable interpretation or reproducing of the electronic literary work without canceling the key for the electronic contents.;SOLUTION: An electronic literary work 1410 contains electronic contents and resource information. The resource information can contain information to be used for an application for reproducing for formatting or processing the electronic contents. The electronic literary work and the system context are made unreadable while using a key system for initializing and customizing the confidentiality while depending on a key seed 1418. Various types of key seeds including a random number, a user's system state or characteristic and a dynamic state-based key seed based on a dynamic system state or characteristic can be used.;COPYRIGHT: (C)2002,JPO
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