| This subject is to study how to protect that the digital music in the internet environment, by use the advanced digital encryption technology. This subject wants to design a set of practical applications plan that combine with the actual situation of the digital music market. The application plan will give the detail of system structure, functional requirements, corresponding network architecture and equipment requirements.Through the basic research of the Digital Rights Management (referred to DRM), this subject confirm that the DRM uses the Key to encrypt and protect the digital information and use the digital license to ensure the authorized uses. Even the user downloaded the music and save it, the music can not be played unless authorized verified. This subject use the comparative analysis methods to determine the feasibility of the use of the Microsoft DRM standard (Windows Media Rights Manager) in the internet environment, refer to the China music market situation.Basis on the technology study, this subject give a DRM protection system establishment structure in accordance with the actual market requirements that including file packaging/encryption/storage, license generating/issuing ,and defining the product management, download and distribution, customer service, and other functional requirements, and gives the proposal of network structures and equipment allocation.This subject's research result is a system construction plan, it is designed in accordance with the business model based on the market research, and it can meet the practical application requirement of the music market. In case the formally building perfection of the application system according to the design plan, it can realize the reliable protection of the internet digital music. This system will bound to promote the digital music legitimization, and ensure the legal income of the music company. Therefore our subject's research results have good social and economic benefits. |
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