Building Secure and Reliable Systems: Best Practices Design for Security: Implement security measures from the outset. Use secure coding practices and encryption. Conduct regular security audits. Implement Robustly: Use reliable hardware and software components. Implement redundancy and failover mechanisms. Monitor system performance and availability. Maintain Effectively: Apply security patches and updates promptly. Perform regular backups and disaster recovery testing. Monitor system logs and alerts for potential issues.