Wire · operational-macro
Microsoft email, teams goes out globally puts cloud concentration risk back on brokers' radar
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Fusion42 · 12 November 2026 · Fusion42 review
A global outage on Microsoft 365 services including Outlook, Teams, and Copilot disrupted business and public agency operations due to server failures, highlighting cloud concentration risks. The incident raises challenges over cyber insurance claims, especially contingent business interruption coverage with debates over waiting periods and third-party failure clauses.
This Wire brief sits within Fusion42's coverage of Cybersecurity.
◆ ◆ The Wire takeaway
You face renewed pressure from insurers over how your cyber policies cover outages from cloud providers. Review your contingent business interruption terms now or risk uncovered losses when your cloud supplier fails.
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1 source · 12 Nov 2026
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