#ArbitrageTradingStratergy Crypto (Cryptocurrency) is a digital or virtual currency secured by cryptography, making it nearly impossible to counterfeit or double-spend. Most operate on decentralised networks using blockchain technology, a distributed ledger enforced by a global network of computers (nodes). Bitcoin was the first crypto, created in 2009 by Satoshi Nakamoto. Today, thousands of cryptocurrencies exist, including Ethereum, Binance Coin, and stablecoins like USDT. Crypto allows peer-to-peer transactions without banks, enabling fast, low-cost transfers. However, it is highly volatile, used for trading, investing, payments, DeFi, NFTs, and Web3 apps. Regulation varies by country. Always research before investing.