Block cipher has been one of the most reliable options by which data security is achieved.
The strength of block cipher against various attacks is purely dependent on its confusion …

Secure exchange of sensitive information between different entities is a serious challenge in
today's environment. Therefore, various cryptosystems have been created specifically for …

The construction and development of new techniques for a nonlinear multivalued Boolean
function is one of the important aspects of modern ciphers. These multivalued Boolean …

Hyperchaotic systems found to exhibit better dynamics and behaviors compared to chaotic
systems due to great possibility of simultaneous exponential expansion of their system's …

Block ciphers are widely used for securing data and are known for their resistance to various
types of attacks. The strength of a block cipher against these attacks often depends on the S …

Cryptosystems are commonly deployed to secure data transmission over an insecure line of
communication. To provide confusion in the data over insecure networks, substitution boxes …

The protection of confidential information is a global issue, and block encryption algorithms
are the most reliable option for securing data. The famous information theorist, Claude …

Novel substitution-box generation using group theory for secure medical image encryption in
E-healthcare Page 1 AIMS Mathematics, 9(3): 6207–6237. DOI: 10.3934/math.2024303 …

This study presents a novel approach to cryptographic algorithm design that harnesses the
power of recurrent neural networks. Unlike traditional mathematical-based methods, neural …

Due to the proliferation of contemporary computer-integrated systems and communication
networks, there is more concern than ever regarding privacy, given the potential for sensitive …