Microsoft: No indication that the nationwide U.S. flight ground stop is related to M365 service outage
IT之家 reported on November 14 that, in response to speculation caused by the Federal Aviation Administration (FAA)'s sudden nationwide flight ground stop, Microsoft just said in a response on X that there is currently no indication that the FAA's nationwide ground stop is related to any Microsoft service.

The response drew attention because it came close in time to a previous large-scale Microsoft service outage. On November 12 local time, multiple Microsoft services, including Outlook, Microsoft Teams, and OneDrive, experienced widespread issues, affecting users in multiple countries and regions. Microsoft subsequently initiated troubleshooting and service recovery efforts.
On November 13 local time, the FAA ordered airports across the United States to suspend flight departures due to an air traffic control communications problem. U.S. Secretary of Transportation 肖恩 · 达菲 said the communications failure affected 22 regional air route traffic control centers across the country, and FAA technicians are investigating the cause.
According to the Associated Press, U.S. Secretary of Homeland Security 马克韦恩 · 穆林 described the failure as a telecommunications interruption and said there is currently no indication that the incident was caused by a malicious attack.
Airlines for America also issued a statement: Safety is always our top priority. At present, during the nationwide flight ground stop, we are maintaining close communication with the U.S. Department of Transportation and the Federal Aviation Administration. We thank passengers for their patience and frontline employees for their dedication in this situation. Affected passengers should contact their airline for real-time information.
At present, Microsoft has clearly stated that it has found no link between its services and the FAA ground stop, but the specific causes of the two incidents still need to be investigated separately; it cannot be concluded that the two are related merely because they occurred close in time.
IT之家 previously reported that this nationwide U.S. flight ground stop is another nationwide flight ground stop event after the 911 incident and the January 2023 failure of the FAA's NOTAM system.
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