Authentication Methods Comparison
| Method | Security | Ease of Use | Best For |
|---|---|---|---|
| API Keys | Medium | Easy | Server-to-server |
| OAuth 2.0 | High | Medium | User authorization |
| JWT Tokens | High | Easy | Stateless auth |
| Wallet Signature | Very High | Medium | Web3 DApps |
API Key Best Practices
- Never expose keys in frontend code
- Rotate keys regularly
- Use environment variables
- Set IP whitelists when available
- Monitor API usage
OAuth 2.0 Flow
- User clicks "Connect Wallet"
- Redirect to authorization server
- User approves access
- Receive authorization code
- Exchange for access token
Exchange API Key Types
Read-Only
Market data, prices
Trading
Place orders, modify
Withdraw
Transfer funds out