摘要
数字水印作为一种信息安全技术,在数字信息中加入不可见标记以达到版权保护等目的。概述数字水印的基本框架,常见算法,攻击方法及对水印的性能评估,提出数字水印今后的研究发展方向。
As a kind of information security technology,digital watermarking is to embed invisible mark in order to protect copyright.An overview of digital watermarking is given,including the basic frame,the algorithm,attacting method and the evaluation.Finally,some possible new directions of digital watermarking are also stated.
出处
《舰船电子工程》
2008年第12期159-161,188,共4页
Ship Electronic Engineering
关键词
数字水印
信息安全
版权保护
digital watermarking
information security
copyright protection
