Cryptocurrency: A Brief Overview of the Digital Currency Revolution Cryptocurrency is a digital or virtual currency that uses cryptography for security and operates independently of a central bank. It is a decentralized and peer-to-peer system that enables individuals to securely transfer value without intermediaries. The first and most well-known cryptocurrency is Bitcoin, which was created in 2009 by an anonymous person or group under the pseudonym Satoshi Nakamoto. Since the creation of Bi...