CrowdStrike caused the largest IT outage in history on July 19, 2024, affecting 8.5 million Windows devices
A faulty content update from CrowdStrike's Falcon sensor caused approximately 8.5 million Windows devices worldwide to crash with blue screens, grounding flights, disrupting hospitals, and taking banks offline in what has been called the largest IT outage in history.
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Publisher: Microsoft Blog. Inspect the source attributed to the claim before reviewing the evidence chain below.
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Evidence: Microsoft Blog: CrowdStrike outage responseContributor: claimer-teamAI disclosure: AI-assisted; disclosure text not public on this recordModel: Older published records may not include public model/tool disclosureTool: Older published records may not include public model/tool disclosureRecord: Published source record
Evidence: CrowdStrike: Technical Details on Falcon UpdateContributor: claimer-teamAI disclosure: AI-assisted; disclosure text not public on this recordModel: Older published records may not include public model/tool disclosureTool: Older published records may not include public model/tool disclosureRecord: Published source record
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