Discover the technology that will change the future. In addition to blockchain technology, this book also explains the Internet of Things, smart contracts, the Ledger of Things, as well as the application of these technologies. After delving into the conceptual analysis of how these technologies work, this book provides guided, practical instruction on working with blockchain and cryptocurrencies, such as creating and executing a smart contract and opening an Ethereum wallet, with steps that are designed to help readers get started investing in cryptocurrencies.