They use AES-256 to encrypt data that is in transit (SSL/TLS) and data at rest, such as user information and wallet keys. 

Even APIs are encrypted and protected against injection attacks.

User logins are safeguarded by two-factor authentication or biometric verification. 

Many sites additionally demand MFA for sensitive actions, like as withdrawals, to reduce account breaches.

All smart contracts for decentralized derivatives are audited by third parties to identify faults or weaknesses. 

There is no active deployment of unaudited code.

Platforms link with services such as Cloudflare and AWS Shield to ensure reliability and avoid takedown attacks. 

Load balancers distribute traffic evenly, preventing overloads.

User cash is kept in cold offline wallets, which reduces susceptibility to internet dangers. 

Only a limited percentage of funds stay in hot wallets for trading activity.

Platforms employ compliance APIs to identify suspected users, trace illegal transactions, and stay legally compliant, keeping fraudsters off your platform.

Each user action is recorded. Any unusual conduct prompts AI-powered alarms, which tell the administrator immediately.

Whether it's a login from an unusual location or a significant withdrawal.

The system is designed so that each of the parts, the wallets, the trading engine, and the admin panel, is isolated.