| 数字水印图像的置乱加密预处理研究 |
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| 引用本文： | 闫晓东,孙燮华.数字水印图像的置乱加密预处理研究[J].中国计量学院学报,2005,16(1):42-46. |
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| 作者姓名： | 闫晓东 孙燮华 |
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| 作者单位： | 1. 上海理工大学,光学与电子信息工程学院,上海,200093
2. 中国计量学院,信息工程学院,浙江,杭州,310018 |
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| 摘 要： | 分析了分组置乱加密与混沌置乱加密算法,阐明了置乱加密预处理的安全性和置乱效果,提出了一种基于水印图像置乱加密的抗JPEG压缩的半脆弱数字水印算法.
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| 关 键 词： | 数字水印 置乱加密 分组加密 半脆弱水印算法 |
| 文章编号： | 1004-1540(2005)01-0042-05 |
A research of the pretreatment of scrambling encryptions for digital watermarking images |
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| YAN Xiao-dong,SUN Xie-hua.A research of the pretreatment of scrambling encryptions for digital watermarking images[J].Journal of China Jiliang University,2005,16(1):42-46. |
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| Authors: | YAN Xiao-dong SUN Xie-hua |
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| Affiliation: | YAN Xiao-dong~1,SUN Xie-hua~2 |
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| Abstract: | This paper analyses the characteristics of chaos scrambling and block cipher algorithms, and illuminates the security and results of the pretreatment of scrambling encryptions. It brings forward a new kind of semi-fragile watermark algorithm based on the pretreatment of scrambling encryptions. |
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| Keywords: | digital watermark scrambling encryption block cipher semi-fragile watermarking algorithms |
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