Cyber-Defense Mechanism Considering Incomplete Information Using POMDP -- Monitoring, Recognition and Attendance Automation in Online Class: Combination of Image Processing, Cryptography in IoT Security -- Cyber Threat Phylogeny Assessment and vulnerabilities representation at thermal power station -- A novel data encryption technique based on DNA sequence -- Continuous Behavioral Authentication System for IoT Enabled Applications -- A secure 'e-Tendering' application based on secret image sharing -- Video based Graphical password authentication system -- Designing Robust Blind Color Image Watermarking-Based Authentication Scheme for Copyright Protection -- LSB Steganography using Three level Arnold Scrambling and Pseudo-Random Generator -- Part I: Network, Network Security and their Applications -- Performance Analysis of Retrial Queueing System in Wireless Local Area Network -- IBDNA –An Improved BDNA Algorithm Incorporating Huffman Coding Technique -- Obfuscation Techniques for a Secure Endorsement System in Hyperledger Fabric -- Mobile Operating System (Android) Vulnerability Analysis using Machine Learning -- Survey of Predictive Autoscaling and Security of Cloud Resources using Artificial Neural Networks -- Systematic literature Review (SLR) on Social Media and the Digital Transformation of Drug Trafficking on Darkwe -- A Survey on Interoperability Issues at the SaaS Level Influencing the Adoption of Cloud Computing Technology -- Human Recognition based Decision Virtualization for Effecting Safety-as-a-Service using IoT Enabled Automated UV-C Sanitization System -- Part II: Blockchain Technology and its Applications -- Security Optimization of Resource-Constrained Internet of Healthcare Things (IoHT) Devices Using Asymmetric Cryptography for Blockchain Network -- Preserving Privacy using Blockchain Technology in Autonomous Vehicles -- Security Protocols for Blockchain Based Access Control in VANETS -- LIVECHAIN: Lightweight Blockchain for IOT Devices and it's Security -- Secure and scalable Attribute Based Access Control scheme for healthcare data on Blockchain platform -- Adaptive Neuro Fuzzy Inference System for Monitoring Activities in Electric Vehicles through a Hybrid Approach and Blockchain Technology -- Application of BLOCKCHAIN in Agriculture: An Instance of Secure Financial Service in Farming -- Adaptive Electronic Health Records Management And Secure Distribution Using Blockchain -- Non-Content Message Masking Model for Healthcare Data in Edge-IoT Ecosystem using Blockchain -- Voting based Consensus protocol for blockchain to maintain COVID patient records in Consortium Networks -- Blockchain Adaptation in Healthcare: SWOT Analysis -- Blockchain-IoT based Blood Supply Chain Management System -- Blockchain based COVID-19 Detection Framework Using Federated Deep Learning -- Systematic Review of Attribute-Based Access Control for a Smart City using Blockchain -- A methodical study on Blockchain technology.

The book is a collection of best selected research papers presented at International Conference on Network Security and Blockchain Technology (ICNSBT 2021), organized by Computer Society of India—Kolkata Chapter, India, during December 2–4, 2021. The book discusses recent developments and contemporary research in cryptography, network security, cyber security, and blockchain technology. Authors are eminent academicians, scientists, researchers, and scholars in their respective fields from across the world.