Cryptocurrency is a type of digital or virtual currency that uses cryptography for security. Unlike traditional currencies issued by governments (such as the dollar or euro), cryptocurrencies operate on decentralized networks based on blockchain technology. Here are some key features of cryptocurrencies: 1. **Decentralization**: Most cryptocurrencies are based on blockchain technology, which is a distributed ledger maintained by a network of computers (nodes). This means that no single entity, such as a bank or government, controls the currency.
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