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›› 2004, Vol. 30 ›› Issue (17): 129-130.

• Papers • Previous Articles     Next Articles

Text Encryption Algorithm Based on Alternant Chaotic Sequence

YE Jixiang, DENG Genhao, TANG Xianying   

  1. (Department of Computer, Changsha University of Science and Engineering, Changsha 410076)
  • Published:2004-09-15

基于交替混沌序列的文本加密算法及其软件实现

叶吉祥,邓根豪,唐贤瑛   

  1. 长沙理工大学计算机系,长沙理工大学计算机系,长沙理工大学计算机系 长沙 410076

Abstract: Two chaotic secret-key sequences are generated based on Logistic function and Henon function , which is used to alternantly encryt text sequence. The encryption algorithm can effectively resist cipher-text-only attack and chosen-plaintext attack.The results show that the algorithm can meet the requests in cryptography.

摘要: 基于Logistic映射、Henon映射产生两个混沌密钥序列,然后对读取的明文位串进行交替加密。设计的加密算法不但能抵抗唯密文攻击,而且能有效地抵抗选择明文攻击。结果表明,该算法具有良好的密码学特性。

关键词: 混沌序列, Logistic映射, Henon映射, 文本加密

CLC Number: