摘要 |
A digital rights management system for selective partial encryption of contents and a method thereof are provided to shorten encryption time by making a digital rights management content format by partial encryption information. A digital rights management packager(100) processes contents into a partial encryption, and generates a digital rights management content format by adding partial encryption information to a header of the digital rights management content format. If an encrypted digital rights management content format is received by the digital rights management packager, wireless and wired terminals open the header of the digital rights management content format, and analyze the partial encryption information. The wireless and wired terminals decode the digital rights management content format, and perform a file.
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