This book explores opportunities and challenges in the field of IoE security and privacy under the umbrella of distributed ledger technologies and blockchain technology including distributed consensus mechanisms, crypto-sensors, encryption algorithms, and fault tolerance mechanisms for devices and systems. It focusses on the applicability of blockchain technology including architectures and platforms for blockchain and IoE, authentication and encryption algorithms for IoE, malicious transactions detection, blockchain for forensics and so forth. Outlines the major benefits as well as challenges associated with integration of blockchain with IoE Describes detailed framework to provide security in IoE using blockchain technology Reviews various issues while using distributed ledger technologies for IoE Provides comprehensive coverage of blockchain for IoE in securing information including encryption schemes, authentication, security issues, and challenges Includes case studies in realistic situations like healthcare informatics, smart industry, and smart transportation This book is aimed at researchers and graduate students in computing, cryptography, IoT, computer engineering, and networks.

This new book discusses the concepts while also highlighting the challenges in the field of quantum cryptography and also covering cryptographic techniques and cyber security techniques, in a single volume. It comprehensively covers important topics in the field of quantum cryptography with applications, including quantum key distribution, position-based quantum cryptography, quantum teleportation, quantum e-commerce, quantum cloning, cyber security techniques' architectures and design, cyber security techniques management, software-defined networks, and cyber security techniques for 5G communication. The text also discusses the security of practical quantum key distribution systems, applications and algorithms developed for quantum cryptography, as well as cyber security through quantum computing and quantum cryptography. The text will be beneficial for graduate students, academic researchers, and professionals working in the fields of electrical engineering, electronics and communications engineering, computer science, and information technology.