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홈네트워크 환경에서의 멀티미디어 디지털 컨텐트 권한 관리 모델에 관한 연구
정종진(Jung Jong-Jin),김윤상(Kim Yun-Sang),임태범(Lim Tae-Bum),이석필(Lee Suk-Pil) 대한전기학회 2006 대한전기학회 학술대회 논문집 Vol.2006 No.10
Due to the rapid popularization of mobile multimedia devices and the Internet as well as the realization of high-speed data transmission and large-volume data recording media, high quality content distribution and ubiquitous information services are making progress and a new type of information distribution and network sharing service has gradually emerged into the market It is capable of utilizing terabyte sized home servers also in private homes. Under these circumstances, in distribution of content over shared networks, it is crucial to establish DRM (Digital Rights Management) technologies to protect the content from illegal copying and usage. A truly successful DRM system must be built on open worldwide specifications and provide maximum interoperability and user acceptance. An open interoperability of DRM is able to construct highly expandable PKI based DRM, targeting usage between systems, considering the expansion of recent content distribution services and clients This document gives protocol specifications for the exchange of rights information between the DRM module, description of specifications for rights information and enervated content formats.