$XRP Crypto, short for cryptocurrency, is a digital or virtual currency that uses cryptography for security and is decentralized, meaning it's not controlled by any government or institution. Transactions are recorded on a public ledger called a blockchain, ensuring transparency and immutability. Popular cryptocurrencies include Bitcoin, Ethereum, and Litecoin. Crypto has gained popularity as an investment option and for its potential to facilitate fast, secure, and low-cost transactions. However, its volatility and lack of regulation have raised concerns. As the market continues to evolve, crypto's impact on traditional finance and its potential uses beyond currency are being explored. Value fluctuates constantly.