Microsoft’s global Azure disruption on October 29 — traced to a single, inadvertent tenant configuration change in Azure Front Door (AFD) — exposed how brittle cloud architectures can become when a centralized control plane, identity services, and automated deployment pipelines are tightly coupled. The incident left Microsoft 365, the Azure Portal, Xbox Live, and thousands of customer websites suffering increased latencies, sign‑in failures, and intermittent availability for nearly nine...