Microsoft Infrastructure Outage Disrupts Global Cloud Services and AI Tools
A widespread server load issue disrupted Microsoft 365 services globally, affecting nearly 140,000 reported Outlook users along with AI platforms OpenAI and Anthropic. Microsoft ruled out a cyberattack as technical teams work to restore infrastructure capacity.
🧠AI AnalysisPhoto: BBC Business
Key points
- Outlook service disruption reports peaked at nearly 140,000 across 74 countries.
- Microsoft attributed the outage to elevated server load and ruled out a cyberattack.
- Connectivity issues extended to external partners including OpenAI and Anthropic.
A widespread system failure hit Microsoft 365 applications, with reports of Outlook service disruptions peaking near 140,000 across 74 countries on Thursday evening. The outage disrupted core productivity platforms including Outlook, Teams, and the artificial intelligence tool Copilot, creating operational friction for corporate enterprises, healthcare providers, and individual users worldwide. For everyday investors and households, the event underscores the heavy reliance modern commerce places on centralized cloud infrastructure, where server overloads can instantly pause business activities.
Microsoft ruled out a cyber-attack, attributing the ongoing issues to an elevated load on its infrastructure. The company explained that a large number of servers became unexpectedly unavailable, which forced extra traffic onto remaining systems and strained their processing capacity. Third-party artificial intelligence providers OpenAI and Anthropic reported connectivity issues stemming from the incident, while public services including UK medical practices, Australian intelligence operations, and Singapore government functions experienced operational disruptions.
Technical teams noted marginal success in their recovery efforts by Friday morning, following earlier remediation attempts that failed to yield expected outcomes. Engineers are currently monitoring network activity across global regions to assess server health and gradually rebuild infrastructure capacity.
What to watch next: Market participants will watch for full service restoration updates and Microsoft's post-incident report to evaluate potential enterprise service-level agreement impacts.
Source BBC Business — bbc.co.uk/news/articles/cwvg238zrnm5o?at_medium=RSS&at_campaign=rss ↗
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