Cryptocurrency is a digital or virtual currency that uses cryptography for secure financial transactions. It is decentralized, meaning it is not controlled by any government or financial institution. Instead, it relies on a network of computers to verify and validate transactions, which are recorded on a public ledger called the blockchain.
There are many different types of cryptocurrencies, with the most well-known being Bitcoin. Other examples include Ethereum, Litecoin, and Monero. Cryptocurrencies can be used to buy and sell goods and services, or can be held as an investment. They can be bought and sold on cryptocurrency exchanges, and they can be stored in a digital wallet.
Cryptocurrencies operate on a decentralized network and are secured by advanced cryptography, which makes them resistant to fraud and tampering. However, they are not completely immune to security risks, and it is important for users to take precautions to protect their cryptocurrency assets.