Meet the editor

Prof. Menachem is an Associate Professor and the Head of the Computer Science Department at the Ashkelon Academy College [AAC], Israel. He obtained his BSc degree in Mathematics and Computer Science from Bar-Ilan University, Israel. He obtained an MSc degree in Applied Mathematics from the Currant institute of Mathematical Sciences, New York University, USA, an MSc degree in Computer Science from Queens College, USA,

and an MBA from Tel-Aviv University, Israel. He obtained his PhD in Operational Research from the Technion, Israel and his Post Doctorate at Washington University, USA. His research interests are: cyber security, IoT, and telecommunications. In recent years, he has published many articles and conference papers covering topics related to these fields. In parallel, he has 35 years of professional experience in executive positions in international companies in the security, health and telecommunication fields.

Contents

**Preface III**

**Chapter 1 1**

**Chapter 2 17**

**Chapter 3 43**

**Chapter 4 63**

**Chapter 5 75**

**Chapter 6 85**

Implementing Symmetric Cryptography Using

A Survey of Fast Scalar Multiplication on Elliptic Curve Cryptography for Lightweight Embedded Devices *by Youssou Faye, Hervé Guyennet and Ibrahima Niang*

Numerical Problem Encryption for High-Performance

Overlay Security: Quantum-Safe Communication

The MOR Cryptosystem in Classical Groups with a Gaussian Elimination Algorithm for Symplectic and Orthogonal Groups

*by Sushil Bhunia, Ayan Mahalanobis, Pralhad Shinde and Anupam Singh*

Sequence of Semi-Bent Functions

Survey of RSA Vulnerabilities

*by Samed Bajrić*

*by Anthony Overmars*

Computing Applications *by Riccardo Bernardini*

*by Shlomi Dolev*

over the Internet Infrastructure
