Results 81 to 90 of about 1,200 (193)

Probability distributions of correlation and differentials in block ciphers

open access: yesJournal of Mathematical Cryptology, 2007
We study the probability distributions of difference propagation probabilities and input-output correlations for functions and block ciphers of given dimensions, for several of them for the first time.
Daemen Joan, Rijmen Vincent
doaj   +1 more source

Revisiting the shuffle of generalized Feistel structure

open access: yesCybersecurity
The Generalized Feistel Structure ( $$\texttt{GFS}$$ GFS ) is one of the most widely used frameworks in symmetric cipher design. In FES 2010, Suzaki and Minematsu strengthened the cryptanalysis security of $$\texttt{GFS}$$ GFS by searching for shuffles ...
Yincen Chen   +4 more
doaj   +1 more source

New Linear Trails and Linear Hulls of CHAM

open access: yesIEEE Access
CHAM is a family of lightweight block ciphers with block sizes of 64 bits and 128 bits. CHAM performs very well in lightweight environments and is known to be one of the block ciphers that can be implemented with the smallest hardware area. In this paper,
Dongyoung Roh
doaj   +1 more source

Multiple differential-zero correlation linear cryptanalysis of reduced-round CAST-256

open access: yesJournal of Mathematical Cryptology, 2017
CAST-256 (or CAST6) is a symmetric-key block cipher published in June 1998. It was submitted as a candidate for Advanced Encryption Standard (AES). In this paper, we will propose a new chosen text attack, the multiple differential-zero correlation linear
Hadian Dehkordi Massoud   +1 more
doaj   +1 more source

Linear Key-schedule’s Properties of the Smallpresent Block Cipher

open access: yesБезопасность информационных технологий, 2013
SmallPresent block cipher was presented to investigate attacks on the PRESENT block cipher in details. In the paper the resistance to linear cryptanalysis of this cipher with arbitrary linear key-schedule is under consideration.
Georgy Igorevich Khoruzhenko   +1 more
doaj  

On the Security Margin of TinyJAMBU with Refined Differential and Linear Cryptanalysis

open access: diamond, 2020
Dhiman Saha   +5 more
openalex   +2 more sources

Linear cryptanalysis of stream ciphers [PDF]

open access: yes, 1995
Starting from recent results on a linear statistical weakness of keystream generators and on linear correlation properties of combiners with memory, linear cryptanalysis of stream ciphers based on the linear sequential circuit approximation of finite-state machines is introduced as a general method for assessing the strength of stream ciphers.
openaire   +1 more source

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