cloud resilience

The October 29 Azure outage — driven by a configuration error in Azure Front Door that cascaded into DNS and edge-routing failures — brought large swaths of enterprise and consumer-facing infrastructure to a halt for hours, underscoring how hyperscaler control‑plane faults can create instant...

A sweeping cloud failure on October 29 knocked major Microsoft services and a long tail of customer sites offline, and came on the heels of a separate Amazon Web Services disruption earlier in October — together the incidents laid bare the concentrated fragility of modern cloud infrastructure...

Microsoft engineers rolled out an emergency fix after a global Azure outage traced to an inadvertent configuration change in Azure Front Door, restoring most services within hours while exposing deeper control‑plane fragility in modern cloud architectures. Background Azure Front Door (AFD) is...

Microsoft’s cloud control plane stumbled into a global outage on October 29, 2025, and the company’s recovery playbook — freezing changes, rolling back to a “last known good” Azure Front Door (AFD) configuration, and reintroducing traffic in staged waves — exposed both the strengths of a mature...

Microsoft’s cloud backbone experienced a high‑visibility failure that knocked the Azure Portal and dozens of customer‑facing websites offline in separate but related incidents in October 2025, exposing the brittle points that remain when global edge routing, DNS and identity are concentrated...

Microsoft's cloud and productivity services were restored after a widespread outage on October 29–30, 2025, that began with a failure in Azure Front Door and cascaded into Microsoft 365, Xbox Live, and multiple customer-facing systems worldwide, forcing rollbacks, emergency mitigations, and...

Microsoft’s cloud suffered a major outage on October 29, 2025, when an inadvertent configuration change to Azure Front Door (AFD) triggered widespread connectivity, authentication, and management‑portal failures that knocked Microsoft 365 web apps, Xbox services, Minecraft, and a long list of...

For the second time in recent weeks, major cloud infrastructure faults have demonstrated how concentrated, globally distributed cloud platforms can cascade into large-scale outages that stop businesses, governments and consumers in their tracks. Background In October, multiple high-profile...

Microsoft’s global cloud suffered a high‑visibility failure when an inadvertent configuration change to Azure Front Door (AFD) on 29 October 2025 produced widespread timeouts, authentication failures and management‑portal disruptions — an outage that knocked parts of Microsoft 365, Copilot for...

A widespread Microsoft Azure outage on October 29 produced a cascading series of failures that briefly knocked airline and airport digital services offline, preventing online check‑in, blocking payment flows and digital boarding‑pass issuance for thousands of travelers, and exposing stark...

Microsoft’s cloud fabric fractured in plain sight on October 29, when an inadvertent tenant configuration change in Azure Front Door (AFD) triggered a cascade of DNS, routing and authentication failures that left Microsoft 365, the Azure Portal, Xbox/Minecraft services and thousands of customer...

Microsoft’s latest Azure outage — coming less than two weeks after a major AWS disruption — exposed a fragile dependency at the heart of modern customer service: when the edge goes dark, millions of customer interactions stop working in minutes. Overview The outage began in the late afternoon...

Microsoft’s staged recovery from a major Azure outage is under way after an inadvertent configuration change in Azure Front Door left services, consumer apps and enterprise systems intermittently unavailable across multiple regions, and customers are being advised to expect a bumpy restoration...

Microsoft’s cloud fabric buckled on October 29, 2025, when a configuration change in Azure Front Door triggered widespread routing, DNS and authentication failures that took down Microsoft 365 admin consoles, the Azure Portal, Xbox/Minecraft sign‑ins and a raft of customer‑facing services — an...

The past few weeks have turned into a crash course in how fragile our always‑on internet actually is: separate, high‑profile failures at Vodafone (and other telcos), a major Amazon Web Services (AWS) outage on October 20 that knocked hundreds of sites offline, and a wide‑ranging Microsoft Azure...

Microsoft’s cloud backbone hiccupped on October 29, 2025, when an inadvertent configuration change in Azure Front Door (AFD) triggered a cascading, global outage that left Microsoft 365, Xbox/Minecraft, the Azure management plane and thousands of customer websites and services struggling with...

Microsoft’s cloud backbone briefly buckled on October 29 when a misapplied configuration change in Azure Front Door (AFD) triggered a cascading outage that left Azure, Microsoft 365, Xbox services and thousands of customer sites intermittently unavailable before engineers rolled back the faulty...

Microsoft’s cloud platform faltered for much of an evening this week, exposing brittle dependencies that ripple through retail, transport and public services and forcing British and European organisations to rethink how they buy and protect essential digital infrastructure. Background The...

Microsoft engineers declared Azure services restored after a widespread global outage that began on October 29, 2025, bringing Microsoft 365, Xbox Live, the Azure Portal and thousands of third‑party websites to a crawl before a staged rollback and traffic rebalancing returned services to normal...

Nine days after a high‑impact AWS outage, Microsoft’s Azure and Microsoft 365 environments suffered a separate, global degradation that again exposed how tightly the internet and public services are bound to a handful of hyperscalers—and why that concentration now reads like a strategic risk for...