According to Forbes magazine, the outage, which occurred late on July 18 and the following day, was linked to cybersecurity program Crowdstrike. As a result, a number of institutions experienced serious performance issues.
In a post on Site X at 23:41 #GMT on July 18, Microsoft 365 Status said it was investigating an issue that "affects the ability of users to access various Microsoft 365 applications and services.
According to Microsoft's latest update, released at 7:55 a. m. GMT, the company is continuing to troubleshoot the issue and the availability of various services "continues to improve.
the banking sector was the hardest hit by the Windows outage. Online banking services were particularly affected, with customers around the world reporting problems with logging in and transactions.
The website Downdetector, which tracks service outages, notes a significant increase in the number of reports of disruptions in banking services.
In the UK, attempts to log in to two major banks this morning were unsuccessful. Customers were unable to access their accounts, causing widespread frustration and concern. Similar problems were reported at banks in the US, Australia and India, indicating the global nature of the outage. Alongside disruptions in the financial sector, flight disruptions have been reported at airports around the world, causing significant disruption to travel. An X user in India posted a photo of a handwritten boarding pass he received, which he attributed to the outage.
In the U. S. , emergency computers were affected, and in Oregon, the 911 system was reportedly down.
Meanwhile, in the U. K. , Southern Railway told X that IT problems were spreading across its network.
Companies and service providers around the world are working to restore normal operations, but the full extent of the damage and the exact cause of the widespread Windows outage are still under investigation.
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