Cloud security architecture often begins with a strong design, account boundaries are defined, identity federation and vending patterns are selected, centralized security services are planned, and diagrams show how telemetry, governance, and incident response should work together. The design may be reviewed by experienced architects and approved by risk stakeholders. Yet the most difficult part starts after deployment.
Cloud environments are not static. New accounts are created, workloads are modernized, emergency changes are made, teams adopt new services, and temporary exceptions accumulate. Over time, the deployed environment can diverge from the approved design even when no single team intends to weaken security. A diagram captures architectural intent while the running cloud environment represents operational reality. A mature security program must continuously reconcile the two.
Read the original article: