Microsoft’s Outlook email platform has been incapacitated since late Thursday, resulting in significant disruptions for businesses and government entities across 74 nations and territories.
On Friday, the tech giant attributed the outage to an undue strain on its infrastructure rather than any nefarious activity.
As a result of the outage, millions globally have found themselves deprived of access to Outlook since Thursday evening, creating havoc for businesses, governmental operations, public services, and the media alike for over half a day.
Other Microsoft offerings, including Teams and Copilot, have similarly experienced setbacks as the company grapples with server complications it has identified as the cause of the widespread disruption.
Notably, Microsoft has dismissed the possibility of any “malicious” activity.
On Friday, the organization reported it had achieved “additional progress” in its recovery efforts, indicating that traffic was gradually rebuilding across segments of its affected infrastructure.
“We’re witnessing enhancements in critical scenarios, including mailbox accessibility and delayed email processing, though sporadic issues may persist,” the company articulated in a social media update.
Public Services in Disarray
Rail operators across Germany, Canada, and the United Kingdom have been prompted to issue advisories to passengers unable to retrieve tickets reserved for travel on Friday.
Authorities cautioned that tickets dispatched via email may remain temporarily unreachable; nonetheless, passengers can still obtain them through the respective website or application utilized for purchase.
In the United Kingdom, the National Health Service has also felt the repercussions. Emergency call staff have been rendered incapable of accessing patient information through conventional means, leading to substantial backlogs that threaten to spiral into chaos, as noted by Rachel Harrison, head of public services at the GMB union.
The European stock market operator Euronext advised listed corporations to resort to telephonic communication for disseminating corporate information.
In France, local authorities have been similarly impacted. The town hall of Aulnay-sous-Bois, located in the northeastern suburbs of Paris, reported a complete breakdown of its email systems.
“Currently, all city services are devoid of email due to a global outage affecting Microsoft services,” the municipality declared in a statement. “No emails can be sent or received.”
Municipal services remain reachable via telephone, and public facilities are operating normally.
Users across Asia and Africa have also been adversely affected.
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‘Fragile’ Interconnectivity
In the United States, both OpenAI and Anthropic reported issues connecting to Microsoft 365 tools, underscoring the extensive repercussions of outages in an era where artificial intelligence platforms increasingly depend on interoperability with external software.
The outage “underscores the vulnerability inherent in our interconnected world,” remarked Christophe Aulnette, former president of Microsoft France, during an interview with the French broadcaster Franceinfo.
“An interconnected ecosystem brings forth vulnerabilities at centralized locations, exerting a rippling effect globally,” he further stated, drawing parallels to a recent incident in mid-October, during which cyberattacks targeted the connected refrigeration systems of French supermarkets.

Aulnette affirmed he had “no information” suggesting a cyberattack on Outlook; however, he cautioned that the outage “potentially indicates that, with artificial intelligence advancements, new sophisticated attacks may evolve.”
Source link: Rfi.fr.





