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License information transfer request, transfer method and assign method and devices therefor

A technology for sending requests and targets, applied in computer security devices, user identity/authority verification, instruments, etc., can solve problems such as service limitations and low service quality, enrich business models, improve business functions, and improve business service quality Effect

Active Publication Date: 2009-12-23
CHINA UNITED NETWORK COMM GRP CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The present invention provides a license information transfer request, transfer and transfer method and device, which are used to solve the defects of service limitations and low service quality in the prior art due to the inability to transfer the "License". "License" transfer

Method used

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  • License information transfer request, transfer method and assign method and devices therefor
  • License information transfer request, transfer method and assign method and devices therefor
  • License information transfer request, transfer method and assign method and devices therefor

Examples

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Embodiment Construction

[0039] The technical solutions of the embodiments of the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0040] In digital copyright protection management, the application of DRM can realize online copyright protection and download digital copyright protection in the following aspects: for example, users cannot watch or play streaming media content online or offline through deception or decryption without authorization; authorized users cannot Digital content is stored or distributed in an unprotected form; users cannot perform operations on digital content outside the scope of license restrictions; authorized users cannot provide their own licenses for others to use, etc. DRM has achieved good protection for authorized digital content, but because the existing technology has not provided a solution for the transfer of "License", users cannot transfer the content protected by DRM, resulting in service l...

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PUM

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Abstract

The invention provides a license information transfer request, a transfer method and an assign method and a device therefor. The request method comprises the steps of acquiring a target license which needs to be transferred from a license list of an original user, wherein, the license list includes all effective licenses of the original user; acquiring a target business account number and transfer authority information of a target user who receivers the transfer; and sending a request to a licenser server for carrying out the transfer request of the license transfer, wherein, the transfer request comprises the target business account number, the original account number of the original user and the transfer authority information, as well as a content identifier which corresponds to the target license or a target license identifier of the target license. The embodiment of the invention realizes the presentation and the transfer of content, expands the application range of DRM, enriches the business modes of the DRM, perfects the business functions of the DRM system and improves the business service quality.

Description

technical field [0001] The present invention relates to the technical field of untrusted communication, in particular to a method and device for requesting, assigning and accepting permission information transfer. Background technique [0002] Digital Rights Management (Digital Rights Management; hereinafter referred to as: DRM) is a management mechanism generated to realize digital rights protection. DRM protection encrypts digital content through a specific algorithm. When users receive DRM-protected content, they must obtain a corresponding license (hereinafter referred to as: License) before using it. "License" contains the content decryption key and related copyright license information, which is bound to the user's hardware device environment, and can limit the user's rights such as the time and times of using the content. [0003] DRM protection supports super distribution of content. User terminals can use various network interfaces and mobile media to forward DRM-...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04L29/06H04L9/32G06F21/00G06F21/30
Inventor 冯伟斌胡舜耕加雄伟张立
Owner CHINA UNITED NETWORK COMM GRP CO LTD
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