Results 11 to 20 of about 176,431 (264)

Finite fields and cryptology [PDF]

open access: yesComputer Science Journal of Moldova, 2003
The problem of a computationally feasible method of finding the discrete logarithm in a (large) finite field is discussed, presenting the main algorithms in this direction.
Ennio Cortellini
doaj   +3 more sources

New Generalized Cyclotomic Quaternary Sequences with Large Linear Complexity and a Product of Two Primes Period

open access: yesInformation, 2021
Linear complexity is an important criterion to characterize the unpredictability of pseudo-random sequences, and large linear complexity corresponds to high cryptographic strength.
Jiang Ma   +3 more
doaj   +1 more source

Classification of Elements in Elliptic Curve Over the Ring 𝔽q[ɛ]

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2021
Let 𝔽q[ɛ] := 𝔽q [X]/(X4 − X3) be a finite quotient ring where ɛ4 = ɛ3, with 𝔽q is a finite field of order q such that q is a power of a prime number p greater than or equal to 5.
Selikh Bilel   +2 more
doaj   +1 more source

Decomposing Linear Layers

open access: yesIACR Transactions on Symmetric Cryptology, 2022
There are many recent results on reverse-engineering (potentially hidden) structure in cryptographic S-boxes. The problem of recovering structure in the other main building block of symmetric cryptographic primitives, namely, the linear layer, has not ...
Christof Beierle   +3 more
doaj   +1 more source

Elements of high order in finite fields specified by binomials

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2022
Let $F_q$ be a field with $q$ elements, where $q$ is a power of a prime number $p\geq 5$. For any integer $m\geq 2$ and $a\in F_q^*$ such that the polynomial $x^m-a$ is irreducible in $F_q[x]$, we combine two different methods to explicitly construct ...
V. Bovdi, A. Diene, R. Popovych
doaj   +1 more source

The complexity of pseudo-Kronecker and free-Kronecker forms of functions over finite fields

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки, 2020
An approach enabling partial generalization of the Green–Sasao hierarchy for polynomial forms of Boolean functions to the case of an arbitrary finite field was introduced.
A.S. Baliuk
doaj   +1 more source

KODE SIKLIK BERULANG DARI KODE LINEAR F_p ATAS LAPANGAN HINGGA F_(p^l ) DENGAN l BILANGAN PRIMA TERTENTU

open access: yesBarekeng, 2021
Kode blok adalah skema penyandian yang menggunakan sistem kode-kode pada suatu lapangan hingga dengan panjang yang sama dan tetap. Kode blok linear atau lebih sering disebut kode linear atas suatu lapangan hingga merupakan himpunan kode-kode blok dengan ...
Juli Loisiana Butar-Butar   +1 more
doaj   +1 more source

Some Multisecret-Sharing Schemes over Finite Fields

open access: yesMathematics, 2020
A secret sharing scheme is a method of assigning shares for a secret to some participants such that only some distinguished subsets of these subsets can recover the secret while other subsets cannot.
Selda Çalkavur, Patrick Solé
doaj   +1 more source

A theorem about linear rank inequalities that depend on the characteristic of the finite field

open access: yesSelecciones Matemáticas, 2022
A linear rank inequality is a linear inequality that holds by dimensions of vector spaces over any finite field. A characteristic-dependent linear rank inequality is also a linear inequality that involves dimensions of vector spaces but this holds over ...
Victor Peña-Macias
doaj   +1 more source

Counting Quiver Representations over Finite Fields Via Graph Enumeration [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2009
Let $\Gamma$ be a quiver on $n$ vertices $v_1, v_2, \ldots , v_n$ with $g_{ij}$ edges between $v_i$ and $v_j$, and let $\boldsymbol{\alpha} \in \mathbb{N}^n$.
Geir Helleloid   +1 more
doaj   +1 more source

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