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How to get the signature rights label (SRL) for digital content using a rights template in a digital rights management system
How to get the signature rights label (SRL) for digital content using a rights template in a digital rights management system
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机译:如何使用数字版权管理系统中的版权模板获取数字内容的签名版权标签(SRL)
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摘要
Content is encrypted according to a content key (CK) ((CK(content))), (CK) is protected according to a license server public key (PU-DRM), and rights data associated with the content is retrieved from a rights template and protected according to (PU-DRM). The protected items and a digital signature from the rights template are submitted as a rights label to the license server for signing. The license server verifies the rights template signature, and if such signature verifies signs the rights label to result in a signed rights label (SRL), and returns same. The SRL is concatenated with (CK(content)) and both are distributed to a user. To render the content, the user submits the SRL to the license server to request a license. IMAGE
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