This document discusses cryptocurrency trading markets. It begins with an abstract that introduces cryptocurrency as a digital currency created using cryptography and blockchain technology. It then provides background on the development of cryptocurrency and discusses how cryptocurrency trading involves investing money in cryptocurrencies as long-term or short-term investments. The document goes on to explain key concepts related to cryptocurrency trading markets such as cryptography, blockchain technology, and different cryptocurrencies. It also discusses applications that can help with cryptocurrency investment and market study.