Constructing and cryptanalysis of a 16 × 16 binary matrix as a diffusion layer

Bon Wook Koo, Hwan Seok Jang, Jung Hwan Song

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

29 Scopus citations

Abstract

In this paper, we construct a 16 × 16 involution binary matrix of branch number 8 and estimate security of an 128-bit SPN(a substitution and permutation encrypion network) block cipher which uses the matrix as a diffusion layer in a round function. We show how to construct such an involution binary matrix of branch number 8, and use some mathematical techniques to find a form in product of matrices, which is for increasing efficiency in software implementations. We also show that the cryptanalytic properties such as the resistance to differential, linear, impossible differential, and truncated differential cryptanalysis.

Original languageEnglish
Title of host publicationLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
EditorsKijoon Chae, Moti Yung
PublisherSpringer Verlag
Pages489-503
Number of pages15
ISBN (Print)3540208275
DOIs
StatePublished - 2004

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume2908
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

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