Dave updates you on the CrowdStrike IT outage and discusses its wider impact. My book on the spectrum can be found at: https://amzn.to/3XLJ8kY

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1. Introduction to CrowdStrike Falcon IT Outage:
• Overview of the recent CrowdStrike Falcon IT outage and its impact on various industries.
2. Technical details of the fault:
• Explanation of the faulty sensor configuration update and how it caused system crashes (BSOD) on Windows systems.
• Details about the corrupted Channel File 291.
3. Impact and response:
• Description of the extent of the outage, which affects approximately 8.5 million devices worldwide.
• Steps taken by CrowdStrike to deploy a fix and provide mitigation guidance to affected customers.
4. Previous problems with Linux systems:
• Summary of previous incidents where CrowdStrike updates caused crashes on Debian and Rocky Linux systems.
5. CrowdStrike on macOS:
• Discussion of CrowdStrike’s security solutions for macOS and their use of Apple’s system extensions.
6. Kernel vs. User Mode in Security Software:
• Analysis of why CrowdStrike uses kernel mode access and the risks associated with it.
• Historical context of kernel vs. user mode in Windows drivers.
7. Regulatory challenges:
• Report on Microsoft's attempt to introduce an API to prevent such problems and the regulatory hurdles faced by the European Union, which viewed this as anti-competitive.
8. Conspiracy theories and broader teachings:
• Overview of conspiracy theories that arose in connection with the power outage.
• Lessons to be learned from the incident that draw parallels to Tylenol crisis management.

I am long retired and all opinions are solely my own; I am not that of a spokesperson!

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