Use this practical, step-by-step guide for developers and entrepreneurs to create and run your own cryptocurrency. The author has created two cryptocurrencies and describes the technology and economics of cryptocurrencies as preparation for crypto trading, investing, and other business activities. A detailed overview of special topics includes security, privacy, and usability of crypto as a mainstream payment system. Part I explains the technology and economic, security, and usability aspects of crypto. This is an introduction to the world of cryptography, blockchain tech, and other elements of crypto such as security, privacy, and a detailed review of payment processing. Part II provides the practical knowledge to dive into the crypto business such as investment, trading, and creating your own crypto project. Part III teaches you how to launch your own crypto project and create your own cryptocurrency. You will learn how cryptography, Bitcoin, and other cryptos work; understand how crypto becomes money, and how crypto exchanges work; use crypto as a payment method; buy your first crypto and know what exchange you should use; be aware of the most dangerous crypto attacks and what to do about security and privacy; maintain anonymity and privacy while dealing with crypto; know how Monero (the most popular privacy-centric cryptocurrency) works; create and run your own crypto project; and create your own token, both regular (fungible) and NFT (non-fungible), from selecting the platform to economics and finances. This book is for crypto inventors, entrepreneurs, developers, investors, and advisors thinking about creating their own cryptocurrency; professional and amateur traders and investors looking to enter the crypto markets; and software architects, developers, managers, consultants, executives, and crypto enthusiasts working for merchants, banks, fintech companies, and other businesses that accept crypto payments or deal with other aspects of crypto.