Coinbase, the cryptocurrency exchange recently added to the S&P 500, has suffered a major security breach that exposed sensitive user information including home addresses and account balances. The hack has raised concerns about the physical safety of affected users, with reports of increased real-world risks such as robberies and violence linked to leaked data. Industry experts highlight the evolving threat landscape in decentralized finance (DeFi), including vulnerabilities in smart contracts and the rise of "Crypto Drainers-as-a-Service," which enable even low-skilled attackers to steal funds through fake airdrops, phishing, and malicious contracts. The breach has sparked scrutiny over Coinbase's internal security measures and allegations of possible executive misconduct in covering up prior exploits. Security firms emphasize the need for layered defenses beyond private key protection, as Web2 infrastructure vulnerabilities increasingly jeopardize on-chain assets. The incident underscores the critical importance of platform trust and user responsibility in managing crypto security risks.