127594 20230911114511.0 doi 10.1016/j.ffa.2021.101810 sideral 121916 ART-2021-121916 eng Avendaño, Martín Universidad de Zaragoza (orcid)0000-0002-6750-8971 A structural attack to the DME-(3,2,q) cryptosystem 2021 We present a structural attack on the DME cryptosystem with parameters . The attack recovers 10 of the 12 coefficients of the first linear map. We also show that, if those 12 coefficients were known, the rest of the private key can be efficiently obtained by solving systems of quadratic equations with just two variables. Access copy available to the general public Unrestricted info:eu-repo/grantAgreement/ES/DGA/E22-20R info:eu-repo/grantAgreement/ES/MICINN/MTM2016-76868-C2-2-P info:eu-repo/semantics/openAccess by-nc-nd http://creativecommons.org/licenses/by-nc-nd/3.0/es/ 1.655 2021 MATHEMATICS 60 / 333 = 0.18 2021 Q1 T1 MATHEMATICS, APPLIED 106 / 267 = 0.397 2021 Q2 T2 1.387 2021 Algebra and Number Theory 2021 Q1 Theoretical Computer Science 2021 Q1 Applied Mathematics 2021 Q1 2.6 2021 info:eu-repo/semantics/article info:eu-repo/semantics/acceptedVersion Marco, Miguel (orcid)0000-0001-9744-5732 2006 440 Universidad de Zaragoza Dpto. Matemáticas Área Geometría y Topología 71 (2021), 1-13 Finite fields their appl. FINITE FIELDS AND THEIR APPLICATIONS 1071-5797 133877 http://zaguan.unizar.es/record/127594/files/texto_completo.pdf Postprint 1541031 http://zaguan.unizar.es/record/127594/files/texto_completo.jpg?subformat=icon icon Postprint oai:zaguan.unizar.es:127594 articulos driver 2023-09-11-11:00:31 ARTICLE