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Cryptocurrency is a digital or virtual form of currency that uses cryptography for security and operates independently of a central banking authority. Unlike traditional fiat currencies such as the US Dollar or the Euro, which are issued and regulated by governments, cryptocurrencies thrive on decentralized networks. This fundamental shift transfers control from financial institutions directly to the users, enabling peer-to-peer transactions across the globe without the need for traditional intermediaries.$BTC
$ETH
$BNB
The Technology Behind the Coin
​At the core of almost all cryptocurrencies is blockchain technology. A blockchain is a distributed public ledger that records all transactions across a global network of computers. When a transaction occurs, it is grouped together in a "block" with other recent transactions. This block is then verified by network participants—often through processes called "mining" or "staking"—and permanently added to a chronological "chain."
​Because the ledger is distributed across thousands of independent nodes, altering past transactions is practically impossible. This decentralized architecture ensures transparency, immutability, and robust security against systemic fraud.