分组密码中P_置换的分支数研究_亲亲资料网 关键词:分组密码;P2置换;线性码;分支数;范德蒙矩阵;中图分类号:TN911.2 文献标识码:A章编:2(2010)0520921206 [gap=1015]Keywords:blockcipher;P2permutation;linearcode;branchnumber;vandermondematrix;cauchymatrix
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Branch number is an important parameter in the linear and differential cryptanalysis on block ciphers, In the first chapter , we mainly discuss the branch number of Rijndael.
分支数是分组密码中进行差分和线性密码分析时一个很重要的参量,第一章主要针对Rijndael的分支数进行了讨论。
参考来源 - 分组密码设计中几个安全参量的分析·2,447,543篇论文数据，部分数据来源于NoteExpress
增加螺线管段数和导线并联分支数，可得到一个比较好的电压平台。
It can pro vide a better voltage flat by increasement of numbers of helical coil sections a nd branch in parallel.
Cobertura通过被测试的行数和被测试的分支数来计算覆盖率。
Cobertura calculates coverage both by the number of lines tested and by the number of branches tested.
他可以使用流活动来建模并行性，但流具有必须在建模时确定分支数量的缺点。
He could model parallelism using a flow activity, but a flow has the disadvantage that the number of branches must be known at modeling time.
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