摘要
数字水印技术主要用于数字作品的版权保护、数字信息的真伪鉴别和保密通讯三大领域。电子文件的版权保护、安全性等问题越来越重要,这些需求都极大地促进了数字水印技术的发展。数字水印在帮助保持和验证数字作品的完整性上的应用具有独特的优势和广阔的前景。
Digital watermarking technique is mainly use for the copyright protection, discrimination of numerical information and secret communication realms, The copyright protection and security of electronics document etc. become more and more important, These needs promote great development of digital watermarking techniques. Watermark has special advantage and foreground in helping to keep and verify integrity of digital work.
出处
《信息技术》
2005年第9期61-63,67,共4页
Information Technology
关键词
数字水印
版权保护
内容认证
digital watermarking
copyright protection
content authentication
