Results 71 to 80 of about 650 (169)

Attacks Against Filter Generators Exploiting Monomial Mappings [PDF]

open access: yes, 2016
International audienceFilter generators are vulnerable to several attacks which have led to well-known design criteria on the Boolean filtering function.
Anne Canteaut   +3 more
core   +1 more source

Thermal Escape of Atomic Hydrogen on Mars: A Comprehensive View With a General Circulation Model

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 6, June 2026.
Abstract Mars loses water mainly through the photodissociation of water vapor, followed by the thermal escape of light hydrogen atoms. Observations have revealed large seasonal variations in hydrogen concentration in the upper thermosphere, peaking during southern summers and intensifying during dust storms.
Alexander S. Medvedev, Ngan H. D. Trinh
wiley   +1 more source

Combining MILP Modeling with Algebraic Bias Evaluation for Linear Mask Search: Improved Fast Correlation Attacks on SNOW [PDF]

open access: yes, 2023
The Mixed Integer Linear Programming (MILP) technique has been widely applied in the realm of symmetric-key cryptanalysis. In this paper, we propose a new bitwise breakdown MILP modeling strategy for describing the linear propagation rules of modular ...
Qingju Wang, Xinxin Gong, Yonglin Hao
core  

Attacks on Pseudo Random Number Generators Hiding a Linear Structure [PDF]

open access: yes, 2022
We introduce lattice-based practical seed-recovery attacks against two efficient number-theoretic pseudo-random number generators: the fast knapsack generator and a family of combined multiple recursive generators.
Florette Martinez
core  

On Weak Keys and Forgery Attacks against Polynomial-based MAC Schemes [PDF]

open access: yes, 2013
Universal hash functions are commonly used primitives for fast and secure message authentication in the form of message authentication codes or authenticated encryption with associated data schemes.
Carlos Cid   +3 more
core   +1 more source

Random Permutation Statistics and An Improved Slide-Determine Attack on KeeLoq

open access: yes, 2011
KeeLoq is a lightweight block cipher which is extensively used in the automotive industry. Its periodic structure, and overall simplicity makes it vulnerable to many different attacks.
Courtois, NT, Bard, GV
core  

Almost fully optimized infinite classes of Boolean functions resistant to (fast) algebraic cryptanalysis

open access: yes, 2013
In this paper the possibilities of an iterative concatenation method towards construction of Boolean functions resistant to algebraic cryptanalysis are investigated.
Pašalić, Enes
core  

fast discrete fourier spectra attacks on stream ciphers

open access: yes, 2011
In this paper, some new results are presented on the selective discrete Fourier spectra attack introduced first as the RnjomHelleseth attack and the modifications due to Rnjom, Gong, and Helleseth.
Rnjom Sondre   +3 more
core  

Efficient probabilistic algorithm for estimating the algebraic properties of Boolean functions for large $n$ [PDF]

open access: yes, 2016
Although several methods for estimating the resistance of a random Boolean function against (fast) algebraic attacks were proposed, these methods are usually infeasible in practice for relative large input variables $n$ (for instance $n\geq 30)$ due to
Enes Pasalic   +3 more
core  

On Algebraic Immunity of Trace Inverse Functions over Finite Fields with Characteristic Two [PDF]

open access: yes, 2014
The trace inverse function $\Tr(\lambda x^{-1})$ over the finite field $\mathbb{F}_{2^n}$ is a class of very important Boolean functions and has be used in many stream ciphers, for example, SFINKS, RAKAPOSHI, the simple counter stream cipher presented by
Guang Gong, Xiutao Feng
core  

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