AWS Security Reference Architecture, futuristic, digital, virtual, secure network, complex infrastructure, multiple layers, defense in depth, IAM roles, EC2 instances, S3 buckets, RDS databases, CloudWatch monitoring, VPC subnets, NACLs, SGs, KMS encryption, AWS Cognito authentication, federated identity, MFA, SSL/TLS certificates, intrusion detection, threat intelligence, security analytics, incident response, automated compliance, real-time visibility, 360-degree view, abstract futuristic background, neon lights, digital circuits, holographic displays.