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摘要
En 中文
Due to the secure problems of low-dimensional chaos in image encryption and cycle degradation caused by computers' finite precision, a perturbed high-dimensional chaos is designed for image encryption according to Devaney and topological conjugate definition. Perturbation is added to the new high-dimensional chaos to enlarge cycle. The characteristics of the high-dimensional chaotic map are proved by Devaney definition, and the security features are analyzed. Owe to the periodic defects of Cat map, a new separated Cat map is designed for the confusion process. The confusion-diffusion structure is used in the image encryption. The security test results demonstrate the proposed methods have high security, and the speed of our algorithm is faster than classical solutions.
Keyword:
Image encryption
Chaos
High-dimensional chaotic map
Perturbation
Separated Cat map
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对已上传原文的论文进行重点信息的提取,主要内容包括:简要概述、研究摘要、背景介绍、关键亮点、图文解析、展望与总结。
期刊
IF:
6
论文数:
1.4W
被引数:
4.1W
机构
引用论文
Security analysis of image cryptosystems only or partially based on a chaotic permutation仅或部分基于混沌排列的图像密码系统的安全性分析
Thermal Performance Investigation of Slotted Fin Minichannel Heat Sink for Microprocessor Cooling
Energies
IF0
Image encryption scheme based on 3D baker with dynamical compound chaotic sequence cipher generator基于动态复合混沌序列密码发生器的3D baker图像加密方案
SIGNAL PROCESSING
IF3.6

