An updated edition of the July 23, 2025 article.Cryptocurrencies such as Bitcoin, Ethereum, Solana, Cardano, Dogecoin, XRP, stablecoins and other altcoins run on blockchain technology, which uses advanced cryptography and decentralized software to maintain immutable records. This tamper-resistant system enhances security and transparency, making blockchain a core driver of cryptocurrency adoption. Recent policy and regulatory shifts have further boosted the industry. The U.S. Securities and Exchange Commiss ...