The expansion of worldwide networking has created new possibilities for management,
development, and presentation in the form of digital data. The uncomplicated accessibility to …

In many cases, images contain sensitive information and patterns that require secure
processing to avoid risk. It can be accessed by unauthorized users who can illegally exploit …

In this article, we present an encryption technique that can encrypt any digital data. The
proposed scheme basically depends on a substitution-permutation network. Two separate …

This study contributes to creating an unbreakable S-Box based on a strong bent function
expanded by DNA sequences and investigates and analyzes the strength of the proposed S …

As the motivations and capabilities of threat actors continue to evolve, providing data
security has become more important than ever. For this purpose, different ciphers using …

In the modern block cipher, the substitution box (S-box) is a nonlinear constituent that plays
a substantial role to create the confusion in ciphertext. S-boxes with low value of differential …

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

A substitution box (S-Box) is a crucial component of contemporary cryptosystems that
provide data protection in block ciphers. At the moment, chaotic maps are being created and …

Modern cryptographic systems use substitution boxes (S-boxes) throughout the encryption
process to enhance the security of the plaintext. The integrity of the communication process …

The protection of sensitive data from illegitimate users is one of the main challenges in
today's technological era. To handle prevailing security-related problems and challenges …