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一类特殊布尔函数的代数免疫度研究

欧海文 张玉娟

计算机应用研究2012,Vol.29Issue(2):637-639,643,4.
计算机应用研究2012,Vol.29Issue(2):637-639,643,4.DOI:10.3969/j.issn.1001-3695.2012.02.06

一类特殊布尔函数的代数免疫度研究

On algebraic immunity of a class of special Boolean functions

欧海文 1张玉娟1

作者信息

  • 1. 北京电子科技学院,北京100070
  • 折叠

摘要

Abstract

Constructing Boolean functions with good cryptographic characteristics is an interesting and significant problem in study of Boolean functions. Based on the properties of concatenation, this paper presented a class of Boolean functions with optimal algebraic immunity. It also showed the relation of algebraic immunity between the constructed function hn+1 and its element functions. Moreover,ascertained some other cryptographic properties, such as algebraic degree, balance, and nonlineari-ty of the constructed function. Finally, under the concatenation, this paper concludes that the algebraic immunity of ith-con-structed function has improved significantly compared that of first order construction function Ho.

关键词

布尔函数/代数免疫度/级联/子函数/非线性度

Key words

Boolean function/ algebraic immunity/ concatenation/ element functions/ nonlinearity

分类

信息技术与安全科学

引用本文复制引用

欧海文,张玉娟..一类特殊布尔函数的代数免疫度研究[J].计算机应用研究,2012,29(2):637-639,643,4.

计算机应用研究

OA北大核心CSCDCSTPCD

1001-3695

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