Chapter 1. Performance Analysis of Secure Hash Algorithm-2 (SHA-2) and implementing on FPGA.- Chapter 2. Chat-it-Loud!: Real-time Transcribing App for Communication for Hearing-Impaired.- Chapter 3. ICT in Indian Agriculture: Opportunities and Constraints.- Chapter 4. Estimation of Economic Impact of National Open Digital Ecosystems.- Chapter 5. Analysis and Prediction of COVID-19 with Image Super-Resolution using CNN and SRCNN Based Approach.- Chapter 6. Novel Approach to Improve Security Systems.- Chapter 7. Digital Forensic Tools for Cloud Computing Environment.- Chapter 8. Privacy Preserving Scheme for Smart Transportation in 5G Integrated IoT.- Chapter 9. Classification of Medical Images using Deep Learning to aid in Adaptive Big Data Crowdsourcing platforms.- Chapter 10. Cursor Movement Using Hand Gestures.- Chapter 11. EZAdopt.- Chapter 12. 5G Security and Privacy Issues: A Perspective View.- Chapter 13. Design and Development of an Algorithm to Secure Big Data on Cloud Computing.- Chapter 14. Curiosit -Driven Dynamic Reconfiguration of Swarm Robots by Using Simple Behaviours.- Chapter 15. Pre Stampede Monitoring and Alarm System.