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A departure board shows canceled flights at the Detroit Metropolitan Wayne County Airport amid the CrowdStrike mass IT outage.
A departure board shows canceled flights amid the CrowdStrike IT outage.

Joe Raedle/ Getty Images

  • One of the largest IT outages ever hit operations around the world on Friday.
  • The issue was caused by an update to Windows issued by cybersecurity firm CrowdStrike.
  • One analyst said the firm was "too critical of a tool" to be written off after the incident.

A global IT outage linked to the cybersecurity firm CrowdStrike caused chaos at transport hubs, media outlets, banks, and more on Friday.

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CrowdStrike 'too critical' to be written off after huge IT outage hits operatio…