A multiple-image encryption algorithm based on single-channel scrambling, diffusion and
chaotic system is presented in this paper. The initial values of the chaotic system are …

This research proposes a new image encryption scheme based on Lorenz hyperchaotic
system and Rivest–Shamir–Adleman (RSA) algorithm. Firstly, the initial values of the Lorenz …

In the modern era, the secure transmission and storage of information are among the utmost
priorities. Optical security protocols have demonstrated significant advantages over digital …

In this paper, a novel optical encryption algorithm for multiple images based on chaos and
DNA-blend in gyrator transform domain is proposed. Firstly, the multispectral image is …

Optical waves as information carriers can process two-dimensional information in parallel
with high speed and have many degrees of freedom (eg, wavelength, amplitude, phase, and …

In this paper, we have proposed an asymmetric image encryption algorithm in the Chirp-Z
domain using chaotic Tinkerbell map, DNA coding with biological mutation and phase …

In this paper, we have presented an image encryption method in Chirp-Z transform domain
using unequal modulus decomposition (UMD) and modified Gerchberg–Saxton (GS) …

Aiming at the problem of the weak avalanche effect in the recently proposed deep learning
image encryption algorithm, this paper analyzes the causes of weak avalanche effect in the …

An asymmetric cryptosystem is presented for encrypting multiple images in gyrator transform
domains. In the encryption approach, the devil's spiral Fresnel lens variable pure phase …

We propose a comprehensive and efficient optical-cryptographic encryption scheme to
improve the security of vulnerable optical encryption systems. Based on cryptography …