The future of digital interaction lies at the crossroads of blockchain, metaverse, and smart wireless sensor networks. This book explores how these transformative technologies are reshaping communication, security, and trust in next-generation virtual ecosystems.

With contributions from leading researchers and practitioners, the chapters provide insights into blockchain mechanisms, decentralized data management, AI-driven applications, and immersive smart environments. By blending theory with practical perspectives, the book offers a roadmap for building scalable, secure, and intelligent systems within the metaverse.

Designed for researchers, engineers, professionals, and students, it highlights applications across healthcare, education, agriculture, smart cities, and industry 4.0, while addressing pressing challenges such as privacy, interoperability, and sustainability.