Most PCs should continue working fine, even if they don't receive the updated certificates.

The clock is ticking for Windows and Linux users to update cryptographic keys that protect their systems against ...

Secure Boot certificate expiry 2026 arrives June 24 when Microsoft’s KEK CA 2011 expires. Devices missing the UEFI 2023 ...

Why it matters: Discovered in October 2022, BlackLotus is a powerful UEFI-compatible bootkit sold on underground marketplaces at $5,000 per license. The malware provides impressive capabilities, and a ...

A new UEFI Secure Boot bypass vulnerability tracked as CVE-2024-7344 that affects a Microsoft-signed application could be exploited to deploy bootkits even if Secure Boot protection is active. The ...

Linux users face a Microsoft Secure Boot headache - here's the painkiller ...

Some signed third-party bootloaders for the Unified Extensible Firmware Interface (UEFI) could allow attackers to execute unauthorized code in an early stage of the boot process, before the operating ...

ESET researchers have uncovered a vulnerability that, if exploited, would allow bad actors to circumvent UEFI Secure Boot and deploy malicious UEFI bootkits such as Bootkitty or BlackLotus on ...

Researchers on Wednesday announced a major cybersecurity find—the world’s first-known instance of real-world malware that can hijack a computer’s boot process even when Secure Boot and other advanced ...

Bottom line: Microsoft has addressed a significant security vulnerability that left Windows 11 open to malware attacks at one of the system's most critical levels for more than half a year. It's ...

Two research groups demonstrate PC firmware vulnerabilities that are difficult to mitigate and likely to be exploited in the wild. Two teams of researchers have revealed vulnerabilities this week in ...

The extended security update (ESU) support for Windows 7, alongside that of Windows 8.1, ends today. This means no more security updates, via Patch Tuesdays, will be released, and users will either ...