this post was submitted on 15 Jul 2026

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Microsoft’s Secure Boot has been broken for a decade and no one noticed until now (www.welivesecurity.com)

submitted 2 months ago by beep@piefed.world to c/technology@lemmy.world

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cross-posted from: https://piefed.world/c/tech/p/1263218/microsofts-secure-boot-has-been-broken-for-a-decade-and-no-one-noticed-until-now

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[–] evadersnack@sopuli.xyz 1 point 2 months ago (1 child)

A PKI without a CRL will eventually become exploitable.

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[–] The_Decryptor@aussie.zone 1 point 2 months ago

Secure boot does have a revocation mechanism (It's literally how this issue has been mitigated) though.

You can not only load in allowed signatures, you can also load in disallowed ones so even properly signed binaries will get rejected.

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