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Questions tagged [multivariate-cryptography]

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Dedekind sum is a product of sawtooth function [on hold]

"The Dedekind sum is a product of a sawtooth function." This sentence does not make sense to me. A sawtooth is a kind of wave for sound generation. But in the realms of cryptography, the Dedekind sum ...
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Algorithms for solving systems of quadratic multivariate polynomials

What are the best algorithms for solving systems of $k$ polynomials equations where these are quadratic multivariate polynomials on $k$ variables? I've encountered such systems on my research and I'm ...
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Solving not so much overdetermined system of multivariate polynomial equations

I'm studying algorithms solving multivariate equations. I'm stuck in solving overdetermined set of quadratic equations. Concretely, with the number $n$ of variables, the number of equations is $m=\...
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Multivariate Cryptography: Security of the affine transform T

In this question, I'd like to discuss the security of the last transformation $T$ employed in the construction of a MV-scheme. MVCrypto is based on solving a system of polynomial equations, but ...
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Associative Multivariate Permutation

Popular multivariate schemes are constructed by having a several easy-to-invert functions/maps as parivate key, and their composition as the public key. When signing, the hash, or a padded form of ...