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Research of Encryption Algorithm Based on Dynamic Update Permutation Table

机译:基于动态更新排列表的加密算法研究

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On the basis of classic monoalphabetic permutation eryptosystem,an encryption algorithm based on Dynamic Update Permutation Table is proposed and implemented in this paper,which combines the methods of byteswapping and dynamic cyclic shift.The encryption algorithm is easy to be understood and implemented.It overcomes the weaknesses of previous permutation cryptosystem.The speed of encryption and decryption is very fast,and the security has been greatly improved.It can also resist many cryptanalysis effectively such as statistical analysis,and meets encryption needs at the different levels.In addition,the key management,efficiency of data processing and the security of algorithm are also studied and analyzed in this paper.
机译:本文在经典的单字母排列加密系统的基础上,提出并实现了一种基于动态更新排列表的加密算法,该算法结合了字节交换和动态循环移位的方法,易于理解和实现。加密和解密的速度非常快,安全性得到了极大提高。它还可以有效地抵抗统计分析等许多密码分析,并满足不同级别的加密需求。本文还对密钥管理,数据处理效率和算法的安全性进行了研究和分析。

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