摘要
一个正交组是否可通过它的的差分分布表来刻画是一个至今未解决的问题。本文解决了这个问题。
It is an open problem whether a orthogonal system is characterized by its difference distribution table. The problem is solved in this paper.
关键词
正交组
差分分布表
密码
Orthogonal system, Difference distribution table, S-box