resilience engineering

Microsoft’s Azure cloud platform suffered a chain-reaction failure that began with a misapplied storage policy and ballooned into more than ten hours of service disruption, leaving virtual machine (VM) management, managed identities, and developer CI/CD pipelines partially or fully incapacitated...

The autumn and winter of 2025 were defined less by a single headline outage than by a pattern: a string of failures across the world’s largest cloud and edge providers that repeatedly knocked consumer apps, enterprise systems and critical services offline. Those incidents exposed a shared...

Microsoft’s Copilot was not experiencing a documented, global outage on December 19, 2025 — but the service had seen multiple, regionally concentrated incidents in the preceding ten days that left parts of Europe, the United Kingdom, and Asia intermittently degraded, and those events explain why...

Windows’ latest security and resiliency announcements mark a clear pivot: Microsoft is weaving agentic AI, post‑quantum readiness, and cloud‑first recovery tools into the OS while hardening the platform so organizations can both innovate and recover faster from real‑world incidents. These...

The end of October’s back-to-back hyperscaler failures — an AWS DNS/DynamoDB disruption followed by a Microsoft Azure Front Door misconfiguration — exposed how a handful of control‑plane primitives can turn routine changes into multi‑hour, high‑visibility outages, and underscored the operational...

Over the past two weeks the cloud’s convenience suddenly felt brittle: two back‑to‑back outages at the largest hyperscale providers — an AWS disruption rooted in DNS/DynamoDB in the US‑EAST‑1 region and a configuration error in Microsoft Azure’s Front Door fabric — produced widespread service...

Two hyperscaler outages within ten days — an October AWS incident traced to DynamoDB/DNS and a late‑October Azure failure tied to an Azure Front Door configuration change — have reopened an old but urgent conversation: the cloud gives scale and speed, but concentrated dependence on a handful of...

Microsoft’s late‑October cloud disruption — an Azure Front Door configuration error that briefly knocked Microsoft 365, Azure portals and thousands of customer sites offline — and an earlier October AWS control‑plane/DNS failure that disrupted services across the U.S. East region together...

Amazon Web Services suffered a broad outage that knocked major apps and games offline across large parts of the internet, leaving millions unable to sign in, save work, or even start a meeting as the cloud provider’s US‑EAST‑1 region reported “increased error rates” and elevated latencies...