This book proposes new technologies and discusses future solutions for ICT design infrastructures, as reflected in high-quality papers presented at the 6th International Conference on ICT for Sustainable Development (ICT4SD 2021), held in Goa, India, on 56 August 2021. The book covers the topics such as big data and data mining, data fusion, IoT programming toolkits and frameworks, green communication systems and network, use of ICT in smart cities, sensor networks and embedded system, network and information security, wireless and optical networks, security, trust, and privacy, routing and control protocols, cognitive radio and networks, and natural language processing. Bringing together experts from different countries, the book explores a range of central issues from an international perspective.

Simon Fong graduated from La Trobe University, Australia, B.Eng. Computer Systems degree, and a Ph.D. Computer Science degree in 1993 and 1998, respectively. Simon is now working as Associate Professor at the University of Macau, China. Prior to his academic career, Simon held various managerial and technical positions, such as Systems Engineer, IT Consultant, and E-Commerce Director in Australia and Asia. Dr. Fong has published over 300 international conference and peer-reviewed journal papers, mostly in the areas of data mining and optimization algorithms. 

Nilanjan Dey is an Associate Professor in the Department of Computer Science and Engineering, JIS University, Kolkata, India.  He has authored/edited more than 75 books with Springer, Elsevier, Wiley and CRC Press and published more than 300 peer-reviewed research papers. Dr. Dey is Editor-in-Chief of the International Journal of Ambient Computing and Intelligence; Series Co-Editor of Springer Tracts inNature-Inspired Computing (STNIC); and Series Co-Editor of Advances in Ubiquitous Sensing Applications for Healthcare, Elsevier. 

Amit Joshi is currently Director of Global Knowledge Research Foundation, also Entrepreneur& Researcher who has completed his Masters and research in the areas of cloud computing and cryptography in medical imaging. Dr. Joshi has an experience of around 10 years in academic and industry in prestigious organizations. Dr. Joshi is active Member of ACM, IEEE, CSI, AMIE, IACSIT, Singapore, IDES, ACEEE, NPA, and many other professional societies. Currently, Dr. Joshi is International Chair of InterYIT at International Federation of Information Processing (IFIP, Austria). He has presented and published more than 50 papers in national and international journals/conferences of IEEE and ACM. Dr. Joshi has also edited more than 40 books which are published by Springer, ACM, and other reputed publishers. Dr. Joshi has also organized more than 50national and international conferences and programs in association with ACM, Springer, and IEEE to name a few across different countries including India, UK, Europe, USA, Canada, Thailand, Egypt, and many more.

Chapter 1. Analysis of Codon-usage-bias in Cya, Lef and Pag genes exists in px01 plasmid of Bacillus anthracis.- Chapter 2. Constructing digital signature algorithm based on a new key scheme.- Chapter 3. Internet of Things (IoT), Three Layer Architecture, Security Issues and Counter Measures.- Chapter 4. Intermittent Leather Defect Detection based on Ensemble algorithms derived from Black Hat Transformation and Hough Transformation.- Chapter 5. Efficient Strategies to Manage Road Traffic using Big Data Analytics.- Chapter 6. Travel Booking and Management Application: TravelBel.- Chapter 7. Security and Privacy Issues in Internet of Things.- Chapter 8. Industry 4.0: An Overview and Further Research Directions.- Chapter 9. A Comprehensive Survey on Trust Management in Fog Computing.- Chapter 10. Personal Identification Using Fuzzy Approach and RSA Algorithm.- Chapter 11. ICT and Administrative Reforms: A literature review.- Chapter 12. Analysis of Fault Tolerance Techniques in Virtual Machine Environment.- Chapter 13. Analysis of Symmetric and Asymmetric Key Algorithms.- Chapter 14. A Hybrid Approach for retrieving geographic information in Wireless Environment using Indexing Technique.- Chapter 15. A Survey on Human Action Recognition and Detection Techniques.