Chinese Quarterly Journal of Mathematics ›› 2002, Vol. 16 ›› Issue (4): 105-110.

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Analysis of a Class of Logical Functions over Galois and Zm Rings

  

  1.  信息工程大学信息工程学院信息工程大学信息工程学院 河南郑州450002 
  • Received:2002-08-12 Online:2002-12-30 Published:2024-05-23
  • About author:CHEN Wei-hong(1966-),female,native of Baoding,Hebei,an associate professor of Information Engineering University,Ph.D.,engages in cryptography;ZENG Hong-jie(1976-),female,native of Kunming,Yunan,a lecturer of Information Engineering University,engages in cryptography.
  • Supported by:
    Supported by the National Natural Science Foundation of Henan(0211011400)

Abstract: 本文利用特征谱对Galois环和Zm上型为f(x ,y) =(q(x) ,… ,q(x) ) ·y +h(x)逻辑函数密码性质进行了分析 ,给出了 f(x ,y)的特征谱与 q(x)及h(x)的关系 ,而且指出当 q(x)与h(x)满足一定密码性质时,f(x ,y)具有好的密码性质. 

Key words:  , 逻辑函数, 特征谱, 密码性质,  ,

CLC Number: