The public and academic communities are currently very interested in blockchain technology. Its goal is to establish the framework for authentically trustworthy economic transactions. Typically, blockchain systems can perform financial transactions as well as verify that they adhere to programmable rules in form of “smart contracts.” This enables parties to conduct & reliably regulate their transactions without the need for any third parties to be trusted. The value of Bitcoin can be compared to that of precious metals, according to some. Both have specific uses and are in limited supply. Gold and other precious metals are utilised in industrial applications, but the blockchain, the technology that underpins Bitcoin, has some uses in the financial services sector. Due to its digital heritage, Bitcoin might someday be used as a medium for retail transactions. The three key advantages of a blockchain are that it offers capabilities for authentication, transparency, and auditing. The popular cryptocurrency Bitcoin’s underlying ledger, the blockchain, has significant ramifications for numerous businesses. The financial industry has seen a significant transformation as a result of Bitcoin and the blockchain. Additionally, it is a type of financial tool that might have a significant impact on how the world economy develops sustainably. This book concentrates on the development of blockchain technology and its significance.