Abstract This Review Article provides an overview of chaos in laser diodes by surveying
experimental achievements in the area and explaining the theory behind the phenomenon …

Chaotic semiconductor lasers have been widely investigated for generating unpredictable
random numbers, especially for lasers with external optical feedback. Nevertheless, chaotic …

We demonstrate a high bit-rate quantum random number generator by interferometric
detection of phase diffusion in a gain-switched DFB laser diode. Gain switching at few-GHz …

In this paper, an image encryption scheme based on random sub-block scrambling and loop
deoxyribonucleic acid algorithm in optical chaotic system is proposed. A main laser drives …

This paper reports the experimental investigation of two different approaches to random bit
generation based on the chaotic dynamics of a semiconductor laser with optical feedback …

We design and implement a chaotic-based system, enabling ultra-fast random bit sequence
generation. The potential of this system to realize bit rates of 160 Gb/s for 8-bit digitization …

Using two mutually coupled semiconductor lasers (MC-SLs) outputs as chaotic entropy
sources, a scheme for generating Tbits/s ultra-fast physical random bit (PRB) is …

We propose and experimentally demonstrate a parallel physical random number generator
(Ph-RNG) based on a single quarter-wavelength-shifted distributed feedback laser (QWS …

Chaotic external-cavity semiconductor laser (ECL) is a promising entropy source for
generation of high-speed physical random bits or digital keys. The rate and randomness is …

A color image DNA encryption system, based on multi optical chaos and pixel-value
pseudorandom substitution, is proposed. In the scheme, four twin-slave-laser-pairs (TSLPs) …