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Peer-to-peer network based digital copyright protection method

A technology of digital copyright protection and peer-to-peer network, applied in the direction of user identity/authority verification, electrical components, transmission system, etc. Denial, tamper-proof, and replay-proof effects

Inactive Publication Date: 2011-08-03
NANJING UNIV OF POSTS & TELECOMM
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0004] Technical problem: The technical problem to be solved by the present invention is that, firstly, most of the encryption protection schemes adopted by current digital copyright protection systems for protected files are to encrypt the entire

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  • Peer-to-peer network based digital copyright protection method
  • Peer-to-peer network based digital copyright protection method
  • Peer-to-peer network based digital copyright protection method

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Abstract

The invention relates to a peer-to-peer network based multimedia file copyright protection scheme, which is a multimedia application orientated digital copyright solution in a peer-to-peer network environment. The peer-to-peer network based multimedia file copyright protection scheme is mainly used for solving the problem of digital copyright protection in the complex peer-to-peer network environment, in the meanwhile, the unique advantages of the peer-to-peer network in file sharing are fully exerted, so that the advantages of the both are fully exerted, and therefore the feasible scheme is provided for fragmented downloading of the collaborative document and the copyright protection application integration. Compared with the previous methods, the peer-to-peer network based digital copyright protection method is a strategic method, and the target of effectively protecting the multimedia digital copyrights in the peer-to-peer network environment by using the method provided by the invention.

Description

Technical field [0001] The invention is a solution for protecting the copyright of digital audio and video works in a grid environment, and particularly relates to the problem of digital copyright protection in a peer-to-peer network environment, and belongs to the field of multimedia digital copyright protection. Background technique [0002] Digital Rights Management (Digital Rights Management, referred to as DRM) refers to the technical tools for the protection and management of intellectual property rights in the production, dissemination, sales and use of digital content. Its specific applications can include the protection of digital content such as ebook, video, audio, and pictures. It protects the rights and interests of owners and operators of digital information by authenticating users unforgeably in the digital space, granting users the scope of rights, and regulating user behavior. The goal of DRM is to use technical means to curb piracy, protect the intellectual pro...

Claims

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Application Information

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IPC IPC(8): H04L29/08H04L29/06H04L9/32
Inventor 王汝传闫辉韩志杰饶元李致远邵星林巧民顾翔
Owner NANJING UNIV OF POSTS & TELECOMM
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