this post was submitted on 06 Oct 2025
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[–] DFX4509B_2@lemmy.org 10 points 2 days ago* (last edited 2 days ago)

Forced SecureBoot with only MS keys and no way to install user-signed keys and no Linux shim would block non-Windows OSes from booting.

Basically, Pluton functions similar to how mobile devices function in terms of locked bootloaders.

AFAIK the only devices currently produced which actually use Pluton are Surface devices though, and if it's not being implemented as intended, it's just seen as a generic TPM by other OSes.

For anyone wondering what Pluton is: https://learn.microsoft.com/en-us/windows/security/hardware-security/pluton/microsoft-pluton-security-processor

Pluton as TPM: https://learn.microsoft.com/en-us/windows/security/hardware-security/pluton/pluton-as-tpm