基于数字水印的可追溯DRM的研究  

Research of Traceability DRM Based on Watermarking

作　　者：张俊华[1] 韩永飞[2] 韩冬冬[1] 

机构地区：[1]北京工业大学计算机学院,北京100124 [2]北京密安网络技术股份有限公司,北京100085

出　　处：《电脑与信息技术》2013年第3期46-49,共4页Computer and Information Technology

摘　　要：数字产品的出现,使盗版活动变得越来越猖獗,严重威胁了数字产品权利人的合法利益。传统的版权保护方式基于密码学,但是这样只可以保证数字产品的安全传输,没有办法防止二次传播、非法拷贝,盗版源追溯等。文章在阐述数字版权保护基本概念和系统体系结构的基础上,提出了一种基于数字水印的可追溯DRM,就数字产品使用的合法性、完整性、访问控制、盗版源追溯等问题进行了讨论和分析。The emergence of digital products makes pirating activities become more and more rampant, which poses a serious threat to the right owners＇ legitimates interests. Traditional copyright protection is based on Cryptography. But it can only assure the digital products＇ secure transport, it can＇t protect them against secondary distribution, illegal copy, the traceability of pirate sources and so on. On the basis of describing the digital copyright protection＇s fundamental concepts and architecture, this paper proposes a traceability DP, AVI based on watermarking, besides, discussing and analyzing the digital products＇ legitimate use, integrity, access control, the traceability of pirate sources and so on.

关 键 词：数字水印 数字指纹 HASH 可信链 数字版权管理 

分 类 号：TP309.2[自动化与计算机技术—计算机系统结构]