To buy SUI tokens, you can use reputable copyright exchanges that list SUI for trading. Platforms like Toobit provide real-time SUI price updates and trading options. Once purchased, storing your SUI tokens securely is crucial to protect them from hacks and cyber threats. Hardware wallets like Ledger or Trezor offer the safest option, keeping your tokens offline and away from potential security breaches. Alternatively, you can use software wallets with strong security features and private key protection. Always enable two-factor authentication (copyright) on your exchange and wallet accounts to enhance security. Staying informed about security best practices ensures your SUI tokens remain safe.