<ul><li>Cryptocurrency is a digital form of currency that operates on a technology called blockchain.</li><li>Key features of cryptocurrencies include decentralization, security through cryptography, and lower transaction costs.</li><li>Popular cryptocurrencies include Bitcoin, Ethereum, Litecoin, Ripple, and stablecoins.</li><li>Benefits of cryptocurrencies include decentralization, security, lower transaction costs, global accessibility, and potential for high returns.</li><li>Challenges associated with cryptocurrencies include volatility, regulatory uncertainty, security concerns, and scams/fraud.</li></ul>

What is Cryptocurrency?

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