Cryptocurrencies are a form of digital money that uses cryptography to ensure secure transactions and to control the creation of new units . They are not issued by governments or central banks, but rather by decentralized computer networks. Cryptocurrencies emerged in the early 2000s, with the launch of Bitcoin , the world's first cryptocurrency . Since then, the cryptocurrency market has grown exponentially, with the creation of thousands of new coins. Cryptocurrencies have the potential to revolutionize the way we think about money. They can offer a safer, more efficient and affordable alternative to traditional currencies. Learn Much More...