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Microsoft faces a major Outlook outage: ‘no signs of a cyberattack’

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Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 13/11/2026, 11:08:25 UTC.

Briefings

Microsoft confirmed an Outlook outage affecting global users on November 13, 2026, lasting over half a day. While malicious activity was ruled out, the company reported progress in repairs. The outage impacted businesses, governments, and millions of individuals, causing significant disruption to essential communication services.

Key points

• Microsoft ruled out malicious activity as the cause of the November 13, 2026 Outlook outage.
• The outage affected over half a day of global users, impacting businesses, governments, and millions of individuals.

Context

A major Outlook outage occurred on Friday, November 13, 2026, leaving users worldwide without crucial email services. The incident triggered wide-ranging consequences for organizations and individuals relying on the service.

Limitations

Evidence is limited to Microsoft's statement that malicious activity was not to blame. The specific number of affected users is not provided, and the exact duration of the outage beyond 'over half a day' is not fully quantified.

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