Lightweight ciphers are defined as symmetric ciphers. They could be categorized into
stream and block ciphers. A stream cipher is faster and less complex than block ciphers so it …

The advancement in cryptographic algorithms is the primary need for modern secure
communication systems. In secure communication system, the stream cipher serves the …

The widespread exchange of data in various formulas such as text and images via
multimedia has created a great need for encryption techniques development, that can …

Nowadays, 3D content is becoming an essential part of multimedia applications, when the
3D content is not protected, hackers may attack and steal it. This paper introduces a …

In this paper, we propose a new method for image encryption based on a modified RC4
stream cipher algorithm that scrambles image pixels before applying the XOR encryption …

Securing confidential data is imperative in the modern digital era, where the escalating
challenges in data security underscore the urgency to provide a secure and efficient …

The multimedia application developments in recent years lead to the widespread of 3D
model applications. It becomes more popular in various fields as well as exchanging it over …

The rapid growth of digital technologies that depending on cloud computing has seriously
increased the threats related to information security. This will certainly pose a major threat to …

Cryptographic techniques are reviewed in this literature review, with particular attention paid
to their applicability, importance, contributions, and field strengths. These algorithms include …

Abstract Starting from Lorenz System, a simpler system using signum function was obtained,
which shows chaotic behavior. The conditions for stability were explained. Lyapunov and …