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What actually happened inside the CrowdStrike update to cause a worldwide IT breakdown?

undefined 23, 2024

What actually happened inside the CrowdStrike update to cause a worldwide IT breakdown? (3 min)

A global IT outage caused chaos at airports, supermarkets, and media outlets on Friday due to a faulty software update from cybersecurity firm CrowdStrike. The update to CrowdStrike's Falcon program, released at 4:09am UTC, triggered a logic error, leading to system crashes on millions of Windows computers, showing the "Blue Screen of Death." This malfunction did not affect Mac or Linux systems. The update, intended as a security patch, resulted in a widespread system reboot loop for Windows users running version 7.11 or higher.

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