This paper presents an efficient audio cryptosystem based on combining chaotic maps with
optical encryption. The proposed audio cryptosystem is designed with the potential of …

The development of encryption and decryption plays a vital role in the field of security.
Recently, Chaos-based security has suggested the reliable and efficient way of securing the …

In this paper, an asymmetric optical watermarking scheme using 4D hyperchaotic system
with coherent superposition and modified equal modulus decomposition in hybrid multi …

This research paper proposes a secure opto-audio cryptosystem using XORing mask and
Hartley transform (HT). The digital one dimensional (1D) plainaudio data is converted into …

The paper proposes a secure audio cryptosystem that realize integrity, authentication and
confidentiality. The proposed audio cryptosystem achieves integrity by applying a message …

Objective: In the recent multimedia technology, images play an integral role in
communication. Here in this paper, we propose a new color image encryption method using …

In this paper, an asymmetric hybrid cryptosystem utilizing four-dimensional (4D)
hyperchaotic framework by means of coherent superposition and random decomposition in …

Double random phase encoding is a well-received optical encryption scheme for images by
the scientific community. However, with an increase in computational power, double random …

In this paper, we evaluate the security of an enhanced double random phase encoding
(DRPE) image encryption scheme (2013 J. Lightwave Technol. 31 2533). The original …

We propose an optical security technique for image encryption using triple random-phase
encoding (TRPE). In the encryption process, the original image is first double-random-phase …