Validity of Differential Characteristics of ARX Block Ciphers

In this paper, we examine the validity of the differential characteristics of ARX-based block ciphers. Recently, Peyrin et al. showed that some of the differential characteristics of block ciphers, SKINNY and GIFT, in the literature are not valid. However, their work is limited to SPN-based block ci...

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Main Author: Dongyoung Roh
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10239152/
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author Dongyoung Roh
author_facet Dongyoung Roh
author_sort Dongyoung Roh
collection DOAJ
description In this paper, we examine the validity of the differential characteristics of ARX-based block ciphers. Recently, Peyrin et al. showed that some of the differential characteristics of block ciphers, SKINNY and GIFT, in the literature are not valid. However, their work is limited to SPN-based block ciphers. We find out that some of the differential characteristics of block ciphers, SIMON, SPECK, and CHAM, that appeared in the literature are not valid. Our work indicates that not only the differential characteristics of SPN-based block ciphers, but also the differential characteristics of ARX-based block ciphers may be invalid.
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spelling doaj.art-7ab2a723309a40728f497ea0eaf68c682023-09-22T23:01:28ZengIEEEIEEE Access2169-35362023-01-011110067210068210.1109/ACCESS.2023.331189810239152Validity of Differential Characteristics of ARX Block CiphersDongyoung Roh0https://orcid.org/0000-0002-3153-7308The Affiliated Institute of ETRI, Daejeon, South KoreaIn this paper, we examine the validity of the differential characteristics of ARX-based block ciphers. Recently, Peyrin et al. showed that some of the differential characteristics of block ciphers, SKINNY and GIFT, in the literature are not valid. However, their work is limited to SPN-based block ciphers. We find out that some of the differential characteristics of block ciphers, SIMON, SPECK, and CHAM, that appeared in the literature are not valid. Our work indicates that not only the differential characteristics of SPN-based block ciphers, but also the differential characteristics of ARX-based block ciphers may be invalid.https://ieeexplore.ieee.org/document/10239152/Block cipherCHAMdifferential characteristicSIMONSPECKvalidity
spellingShingle Dongyoung Roh
Validity of Differential Characteristics of ARX Block Ciphers
IEEE Access
Block cipher
CHAM
differential characteristic
SIMON
SPECK
validity
title Validity of Differential Characteristics of ARX Block Ciphers
title_full Validity of Differential Characteristics of ARX Block Ciphers
title_fullStr Validity of Differential Characteristics of ARX Block Ciphers
title_full_unstemmed Validity of Differential Characteristics of ARX Block Ciphers
title_short Validity of Differential Characteristics of ARX Block Ciphers
title_sort validity of differential characteristics of arx block ciphers
topic Block cipher
CHAM
differential characteristic
SIMON
SPECK
validity
url https://ieeexplore.ieee.org/document/10239152/
work_keys_str_mv AT dongyoungroh validityofdifferentialcharacteristicsofarxblockciphers