Results 1 to 10 of about 427 (143)

A Response-Feedback-Based Strong PUF with Improved Strict Avalanche Criterion and Reliability [PDF]

open access: yesSensors, 2023
Physical Unclonable Functions (PUFs) are significant in building lightweight Internet of Things (IoT) authentication protocols. However, PUFs are susceptible to attacks such as Machine-Learning(ML) modeling and statistical attacks.
Baokui Zhu   +3 more
doaj   +2 more sources

Strict avalanche criterion over finite fields

open access: yesJournal of Mathematical Cryptology, 2007
Boolean functions which satisfy the Strict Avalanche Criterion (SAC) play an important role in the art of information security. In this paper, we extend the concept of SAC to finite fields GF(p).
Li Yuan, Cusick T. W.
doaj   +2 more sources

Generalized triangle group based S-box construction for secure image encryption [PDF]

open access: yesScientific Reports
Cyber image security is an important issue in current communication networks, as secret images are often communicated through insecure channels. Most existing image encryption algorithms based on conventional S-box designs and chaotic maps are mostly ...
Aqsa Zafar Abbasi   +5 more
doaj   +2 more sources

An optimized substitution box generator based on cubic pell curves and its application in image encryption [PDF]

open access: yesScientific Reports
In today’s digital landscape, safeguarding confidential data from cyber threats and unauthorized breaches is more crucial than ever. A key component in modern cryptographic systems is the substitution box (S-box), which ensures data security through ...
Mohammad Abdul Mujeeb Khan   +2 more
doaj   +2 more sources

Intelligent decision-making framework for selecting optimized substitution boxes in modern block cipher design [PDF]

open access: yesScientific Reports
The nonlinear confusion component of block ciphers plays a crucial role in data secrecy, and choosing the best substitution box (S-box) is a difficult task since there are various competing cryptographic requirements.
Majid Khan
doaj   +2 more sources

Strict Avalanche Criterion of SHA-256 and Sub-Function-Removed Variants

open access: yesCryptography
The measure of diffusion, the property of dissipating patterns and statistical structures in cryptographic transformations, serves as a valuable heuristic for assessing the obscurity of patterns that could lead to collisions.
Riley Vaughn, Mike Borowczak
doaj   +3 more sources

A combinatory approach of non-chain ring and henon map for image encryption application [PDF]

open access: yesScientific Reports
Algebraic structures play a vital role in securing important data. These structures are utilized to construct the non-linear components of block ciphers.
Salman Mohi Ud Din   +4 more
doaj   +2 more sources

Balanced Rotation Symmetric Boolean Functions With Good Autocorrelation Properties

open access: yesIEEE Access, 2021
Rotation symmetric Boolean functions (RSBFs) are used widely in symmetric cryptography. In this paper, a systematic construction of balanced odd-variable RSBFs satisfying strict avalanche criterion is proposed.
Lei Sun, Zexia Shi
doaj   +1 more source

STUDY OF THE CRYPTOGRAPHIC STRENGTH OF THE S-BOX OBTAINED ON THE BASIS OF EXPONENTIATION MODULO

open access: yesScientific Journal of Astana IT University, 2022
This article presents one of the main transformations of symmetric block ciphers used to protect confidential information, a new method for obtaining a non-linear S block, and an analysis of the results obtained.
Ardabek Khompysh   +3 more
doaj   +1 more source

Investigating the Avalanche Effect of Various Cryptographically Secure Hash Functions and Hash-Based Applications

open access: yesIEEE Access, 2022
In modern cryptography, hash functions are considered as one of the key components for secure communication. They play a vital role in a wide range of applications such as ensuring the authentication and integrity of the data, in forensic investigation ...
Darshana Upadhyay   +3 more
doaj   +1 more source

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