传统数字版权管理(Digital Rights Management,DRM)技术所涉及的安全、可信、可控理论与方法,已无法满足新兴的云媒体社交网络下媒体内容安全与版权保护这一实际应用需要.深入分析了云媒体社交网络及其层次化体系结构,综述了DRM系统跨平台使用、内容共享和消费电子设备互动等关键技术,最后针对新兴的云媒体社交网络场景及应用,提出了数字版权管理的新概念——互融DRM,并指出了亟待解决的开放问题和挑战.
Nowadays, the theories and methods for security, trustworthiness, controllability of traditional digital media rights management systems available do not meet the requirements of the novel Internet application. The paper in-depth analyses on cloud media social network and its hierarchy architecture, and also made a survey on cross-platform usage, contents sharing and consumer electronics interaction in DRM system, finally presenting a novel concept of digital rights management, Syncretic DRM, and its burning open issues and challenges.