Algebraic and quantum attacks on two digital signature schemes

In this article, we analyze two digital signature schemes, proposed in Moldovyan et al., that use finite noncommutative associative algebras as underlying platforms. We prove that these schemes do not possess the claimed property of being quantum safe. We also show that in many cases these schemes a...

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Main Authors: Roman’kov Vitaly, Ushakov Alexander, Shpilrain Vladimir
Format: Article
Language:English
Published: De Gruyter 2023-02-01
Series:Journal of Mathematical Cryptology
Subjects:
Online Access:https://doi.org/10.1515/jmc-2022-0023
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author Roman’kov Vitaly
Ushakov Alexander
Shpilrain Vladimir
author_facet Roman’kov Vitaly
Ushakov Alexander
Shpilrain Vladimir
author_sort Roman’kov Vitaly
collection DOAJ
description In this article, we analyze two digital signature schemes, proposed in Moldovyan et al., that use finite noncommutative associative algebras as underlying platforms. We prove that these schemes do not possess the claimed property of being quantum safe. We also show that in many cases these schemes are, in fact, vulnerable to “classical” algebraic cryptanalysis.
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spelling doaj.art-eff3810a14e2465aa98349b5a25274142023-03-06T10:24:53ZengDe GruyterJournal of Mathematical Cryptology1862-29842023-02-011711510.1515/jmc-2022-0023Algebraic and quantum attacks on two digital signature schemesRoman’kov Vitaly0Ushakov Alexander1Shpilrain Vladimir2Sobolev Institute of Mathematics of Russian Academy of Sciences (Omsk Branch), Omsk, RussiaDepartment of Mathematical Sciences, Stevens Institute of Technology, Hoboken NJ 07030, New Jersey, United StatesDepartment of Mathematics, The City College of New York, NY 10031, New York, United StatesIn this article, we analyze two digital signature schemes, proposed in Moldovyan et al., that use finite noncommutative associative algebras as underlying platforms. We prove that these schemes do not possess the claimed property of being quantum safe. We also show that in many cases these schemes are, in fact, vulnerable to “classical” algebraic cryptanalysis.https://doi.org/10.1515/jmc-2022-0023digital signaturealgebraic cryptanalysisquantum attackhidden subgroup problempost-quantum cryptographyassociative algebranoncommutative algebra94a60
spellingShingle Roman’kov Vitaly
Ushakov Alexander
Shpilrain Vladimir
Algebraic and quantum attacks on two digital signature schemes
Journal of Mathematical Cryptology
digital signature
algebraic cryptanalysis
quantum attack
hidden subgroup problem
post-quantum cryptography
associative algebra
noncommutative algebra
94a60
title Algebraic and quantum attacks on two digital signature schemes
title_full Algebraic and quantum attacks on two digital signature schemes
title_fullStr Algebraic and quantum attacks on two digital signature schemes
title_full_unstemmed Algebraic and quantum attacks on two digital signature schemes
title_short Algebraic and quantum attacks on two digital signature schemes
title_sort algebraic and quantum attacks on two digital signature schemes
topic digital signature
algebraic cryptanalysis
quantum attack
hidden subgroup problem
post-quantum cryptography
associative algebra
noncommutative algebra
94a60
url https://doi.org/10.1515/jmc-2022-0023
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