Intel Alder Lake BIOS code leak may contain vital secrets

Source code for the BIOS used with Intel’s 12th-gen Core processors has been leaked online, possibly including details of undocumented model-specific registers (MSRs) and even the private signing key for Intel’s Boot Guard security technology. The source code was apparently shared via 4chan and GitHub, in a file containing tools and code for generating and optimizing BIOS/UEFI firmware images, plus related documentation.

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