#USNationalDebt Crypto, short for cryptocurrency, is a digital currency that operates independently of central banks. It uses blockchain technology to ensure security, transparency, and decentralization. Popular cryptos include Bitcoin, Ethereum, and Solana. People use crypto for trading, investing, and sometimes payments. It can be stored in wallets—either hot (online) or cold (offline). Crypto is volatile, offering high risk and potential reward. Some earn it through mining or staking. Terms like DeFi, NFT, and Web3 are often linked to crypto. However, it faces regulatory, security, and scam concerns. Always do your own research and invest wisely.