Cryptocurrency is a digital or virtual form of currency that uses cryptography for secure financial transactions, control the creation of additional units, and verify asset transfers.

Operating on decentralized networks based on blockchain technology, cryptocurrencies are independent of central banks and governments.

The first and most well-known cryptocurrency is Bitcoin, created in 2009 by an unknown person or group under the pseudonym Satoshi Nakamoto.

Other popular cryptocurrencies include Ethereum, Litecoin, and Ripple.

Cryptocurrencies offer several advantages, such as lower transaction fees, faster transfers, and enhanced privacy.

They can be used for a variety of purposes, from online purchases to investments.

However, they also come with risks like high volatility, regulatory uncertainties, and potential use in illegal activities.

Despite these challenges, cryptocurrencies continue to gain acceptance and are reshaping the global financial landscape.