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1. 发明公开

KR20070076107A KEY MANAGEMENT METHOD FOR PROTECTING STREAMING CONTENT 审中-公开
标题翻译：保护流域内容的关键管理方法
公开(公告)号：KR20070076107A
公开(公告)日：2007-07-24
申请号：KR20060005108
申请日：2006-01-17
申请人： SHIN YONG TAE , SHU CHANG JIN
发明人： SHIN YONG TAE , SHU CHANG JIN
IPC分类号： G06F17/50 , G06Q99/00
CPC分类号： H04N21/63345 , H04N21/254 , H04N21/47202 , H04N21/8586
摘要： A key management method for streaming contents is provided to stream VOD(Video On-Demand) streaming content of a WMT(Windows Media Technologies) format and real-time streaming contents of MPEG2/4(Moving Picture Experts Group) TS(Transfer Stream) format in one player of a digital home. The contents are received from a real-time streaming module. A content ID, a content header key, a license obtainment URL(Uniform Resource Locator), and a public key of the received contents are transferred to a license management server. The content ID, a playback right, and a section key are received from the license management server. A random key is secured by decoding the received section key.
摘要翻译：提供流内容的密钥管理方法，用于流式传输WMT（Windows Media Technologies）格式的VOD（视频点播）流媒体内容和MPEG2 / 4（运动图像专家组）TS（传输流）的实时流内容，格式在数字家庭的一个播放器。从实时流模块接收内容。将内容ID，内容头部密钥，许可证获取URL（统一资源定位符）和所接收的内容的公开密钥传送到许可证管理服务器。从许可证管理服务器接收内容ID，回放权限和段密钥。通过解码所接收的部分密钥来确保随机密钥。

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