Results 1 to 10 of about 609 (143)
Hybrid tabu search algorithm for excellent Boolean function [PDF]
, 2022 Boolean function in symmetric cryptographic algorithm must satisfy excellent cryptographic criteria to ensure the security of the algorithm.By combining the advantages of tabu search algorithm and hill climbing algorithm, a new heuristic generation ...
Haojie XU +3 more
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Survey on approaches of stream cipher cryptanalysis [PDF]
, 2022 Cryptanalysis plays an essential role in the design of ciphers algorithm.Based on this, the common approaches were reviewed and investigated to clarify their relations.These approaches were categorized into four classes according to their main techniques,
Dengguo FENG, Zhaocun ZHOU
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Construction and analysis of one class of cryptographic functions [PDF]
, 2013 A novel class of n+t -variable Boolean functions G (x,y) through adding t variables while concatenating t+ 1 Boolean functions (called basic function) was constructed and the Walsh spectrum and autocorrelation coefficient of G(x,y)were given.The ...
Xu LI, Ya-qun ZHAO, Zhi-hui OU
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Improved integral attack——random linear distinguish and key recovery attack [PDF]
, 2023 Based on the integral attack and collision attack of four rounds of AES, a random linear distinguish attack against four rounds of SP block ciphers was proposed, which took advantage of the non-uniformity of linear biases’ distribution between some ...
Shaoyu DU
core +1 more source
Zhejiang Daxue xuebao. Lixue ban, 2007 讨论了OC型逻辑函数一阶布尔偏导数的规范OC展开式.在此基础上提出了计算OC型逻辑函数一阶、二阶布尔偏导数的表格方法.根据二阶布尔差分的定义以及二阶布尔差分与布尔偏导数的关系提出了两种计算OC型逻辑函数二阶布尔差分的表格方法，并作了比较.本文提出的计算OC型逻辑函数布尔偏导数与布尔差分的表格方法具有简捷、方便以及易于计算机编程操作等优点.
LIUGuan-sheng(刘观生) +2 more
doaj +1 more source
Correlation-immunity study of balanced H-Boolean functions [PDF]
, 2013 As a novel definition,E-derivative was introduced to study problems that are extremely difficult to handle in the cryptographic system.By using the way of combining derivative with E-derivative and correlation-immunity of H-Boolean functions,the ...
Wei-wei LI
core +1 more source
Quantum cryptanalysis of lightweight block cipher Piccolo [PDF]
, 2023 By taking the characteristics of the structure of Piccolo algorithm RP permutation into consideration, a 3-round quantum distinguisher was proposed.Based on Grover meets Simon algorithm, the 6-round of quantum key recovery attack was given.The results ...
Kaibin LI +3 more
core +1 more source
Zhejiang Daxue xuebao. Lixue ban, 2013 布尔差分和布尔e-导数是组合电路故障检测和布尔函数密码学性质研究的一种有效工具.从线性函数、冗余函数、自反函数、自双反函数、部分自反函数、部分自双反函数的定义出发，讨论了这些特殊布尔函数布尔差分和布尔e-导数的性质，并给出了相应的证明，为方便快捷地实现故障检测和密码学函数的构造奠定理论基础.
FANGWei-jie(方伟杰) +2 more
doaj +1 more source
Method of detecting special logic function based on Boolean e-derivative(基于布尔e导数的特殊逻辑函数检测方法)
Zhejiang Daxue xuebao. Lixue ban, 2014 布尔代数中的特殊逻辑函数具有独特的性质，而布尔e导数是一种新的特殊运算.为探索简化数字电路实现的方法，在介绍线性函数、自双反函数以及布尔e导数概念的基础上，提出了利用布尔e导数判别线性函数和自双反函数的定理，给出了基于布尔e导数检测线性函数、自双反函数的方法，并通过3个实例，展示了应用该方法检测线性函数和自双反函数的过程.进一步拓宽了布尔e导数的应用领域.
ZHAOMeiling(赵美玲)
doaj +1 more source
Two open problems about the liner structure of rotation symmetric Boolean functions [PDF]
, 2013 One open problem that the balanced rotation symmetric Boolean functions with degree n− 1 on even number of variables have no non-zero linear structure was proved.
Xu LI, Ya-qun ZHAO
core +1 more source