Recently, highly dynamic substitution box (S-box) generators are widely used in
cryptosystems to improve the security against modern computational attacks. However …

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 advent of quantum computers could enable the resolution of complex computational
problems that conventional cryptographic protocols find challenging. As a result, the …

In this paper, we propose a new method for drawing a cryptographically strong substitution
box using the Lorenz system and quantum genetic algorithm techniques. We used the …

DNA has recently been investigated as a possible medium concerning ultra-compact
information storage and ultra-scale computation. The development of secure image …

Image encryption algorithm has become one of the hotspots of cryptography research
because of its characteristics of large amount of information and strong visualization …

The volume of data transmitted over networks has significantly increased in recent years. For
that reason, safeguarding the privacy, authenticity, and confidentiality of specific data is …

Optical image encryption has long been an important concept in the fields of photonic
network processing and communication. Here, we propose a convolution-like operation …

Optical encryption based on single-pixel imaging (SPI) has made great advances with the
introduction of deep learning. However, the use of deep neural networks usually requires a …

This work introduces a novel image encryption algorithm specifically designed for the
protection of color medical images, particularly crucial in the era of cloud storage, where …