基于数字水印的多媒体公文安全架构

Security Architecture for Multimedia Document Based on Digital Watermark

定义了多媒体公文的新概念,在分析传统电子政务安全架构的基础上,提出利用数字水印技术来提高多媒体公文的安全性,并以PDF文档为例介绍了如何利用数字水印技术来维护信息内容的创作权,弥补了电子政务系统对数字作品版权保护的不足,设计了一种新的基于数字水印的多媒体公文安全架构。

The new concept of multimedia document was defined. According to the analysis of traditional security architecture of Egovernment, a new idea about adopting the technology of digital watermarking to ensure in the security of Multimedia Document was proposed. It introduced a way how to maintain copyright protection information in PDF documents with digital watermark technology, and made up the drawback of the digital work copyright protection in E-government system; Finally, based on the digital watermark, a new security architecture of multimedia document processing system is designed.