DeFi Security Essentials

Wallet Security

Hardware Wallets

• Use Ledger or Trezor for large amounts
• Never enter seed phrase online
• Verify transactions on device

Hot Wallet Hygiene

• Separate wallets for different purposes
• Revoke unused approvals regularly
• Use Rabby or similar for warnings

Smart Contract Safety

Before Interacting

• Check if audited
• Verify contract on explorer
• Start with small amounts
• Check TVL and age

Red Flags

• Anonymous team
• No audit
• Too-good-to-be-true APY
• Locked liquidity concerns

Tools

• revoke.cash - Approval management
• DeFiSafety - Protocol ratings
• Tenderly - Transaction simulation