ESET researchers discovered 11 vulnerable UEFI shim bootloaders signed by Microsoft that allow attackers to bypass UEFI ...
ESET found 11 Microsoft-signed UEFI shims, some over a decade old, that let attackers bypass Secure Boot without a single new ...
The images are known as shims, which were invented to extend Secure Boot to Linux devices and utility software. Using a ...
Gadget Review on MSN
Microsoft's Secure Boot has been broken for most of its existence
Secure Boot has been bypassed for years via unrevoked Microsoft-signed shims dating to 2013. Patch Tuesday June 2026 fixes it ...
Almost a dozen vulnerable UEFI shim bootloaders discovered and revoked.
ESET researchers discovered 11 old, Microsoft-signed, UEFI applications that allow bypassing UEFI Secure Boot on the majority of UEFI-based ...
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 ...
Microsoft released Patch Tuesday updates for the month of May 2023 earlier this week on Windows 10, Windows 11, and Server. The company patched the BlackLotus UEFI security flaw which has been known ...
Microsoft has confirmed that Secure Boot certificate updates are failing or being blocked on some Windows 11 PCs.
The source code for the BlackLotus UEFI bootkit has leaked online, allowing greater insight into a malware that has caused great concern among the enterprise, governments, and the cybersecurity ...
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 ...
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