July 19th, 2024

Microsoft outage: Chaos as internet down and flights grounded around the world

A global IT outage, possibly linked to Crowdstrike antivirus software, caused chaos worldwide. Windows crashes affected sectors like healthcare and transportation. Crowdstrike's shares dropped. Various services faced disruptions, prompting calls for system modernization.

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Microsoft outage: Chaos as internet down and flights grounded around the world

A global IT outage, possibly caused by a problematic update to Crowdstrike antivirus software used in Microsoft systems, has led to chaos worldwide. Windows computers crashed, affecting various sectors like healthcare, transportation, and entertainment. Cybersecurity firm Crowdstrike's shares plunged, hinting at its involvement in the issue. Airports like Gatwick and Heathrow, pharmacies, and even emergency services faced disruptions. Passengers were stranded, airlines issued hand-written boarding passes, and businesses like pubs and bookmakers struggled with the outage. Microsoft 365 reported taking mitigation actions, while GP appointment booking systems and other critical services were impacted. Despite the widespread disruption, emergency services like 999 remained operational. The situation prompted calls for urgent responses from political figures and highlighted the vulnerability of digital infrastructure. The outage serves as a reminder of the importance of modernizing systems to prevent such incidents in the future.

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By @gnabgib - 3 months
Likely related to Windows Bluescreen and Boot Loops (update: caused by a Crowdstrike update) (237 points, 2 hours ago) https://news.ycombinator.com/item?id=41002195