This article highlights the issues that older computer systems will encounter when the Secure Boot Certificate expires ...

HP, Dell, ASUS, Lenovo, MSI and Acer have published Secure Boot certificate guides. Here's what each PC manufacturer says you ...

HP, Dell, ASUS, Lenovo, MSI, Acer, Samsung, LG, and Surface have published Secure Boot guidance as Microsoft's 2011 ...

While existing Secure Boot certificates are due to expire today, Microsoft issued replacement certificates at the eleventh ...

Millions of PCs running Windows face a ticking clock as certificates that anchor the Secure Boot trust chain are set to ...

Certificate Expiration: The KEK CA 2011 certificate expired on June 24, 2026, stopping unpatched systems from receiving new Secure Boot revocations. Trust Chain Preservation: The update replaces 2011 ...

PCWorld explains Windows Secure Boot as a critical security feature that acts like a checkpoint, verifying software before Windows loads to prevent bootkit malware infections. The 2011 Secure Boot ...

some have concluded this feature has become security theater in the consumer market than an effective feature (as opposed to the corporate environment where it's often mandated policy.) In some ways I ...

The clock is ticking for Windows and Linux users to update cryptographic keys that protect their systems against firmware-based UEFI infections, a pernicious form of malware that loads before ...

Secure Boot protects modern Windows and Linux PCs. Microsoft Secure Boot certificates from 2011 expire in June and October 2026. Most PC owners are fine if they install the latest updates. Last year's ...

Error 0x80070643 is a general Windows Update installation error code that can appear on your Windows computer screen during installation. If you encounter this issue ...

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