摘要
数字水印作为一种多媒体信息版权保护和数据安全维护的技术,近年来已成为国内外研究的热点并有着广泛的应用前景。首先介绍了数字水印技术的基本特征,然后讨论了数字水印技术的研究现状,并阐述了数字水印技术的基本原理和评价标准,最后说明了数字水印技术的应用,以及数字水印技术今后的研究方向。
Digital watermark,the technology of multimedia information copyright protection and guarding the safety of date,is a toptic that has recently gained increasing attention all over the world. This paper has introduced the characteristics of digital watermark techniques firstly, then discussed the current studying situation of digital watermark techniques,and analyzed the basic concepts and evaluation criteria of digital watermark techniques,finally, the application of digital watermark and the possible research direction of digital watermark, techniques has pointed out.
出处
《计算机安全》
2010年第3期59-61,共3页
Network & Computer Security
关键词
数字水印
鲁棒性
版权保护
digital watermark
robustness
copyright protection
