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Secure Boot is completely broken on 200+ models from 5 big device makers

https://arstechnica.com/security/2024/07/secure-boot-is-completely-compromised-on-200-models-from-5-big-device-makers/#p3

Keys were labeled "DO NOT TRUST." Nearly 500 device models use them anyway.

TLDR: An AMI testkey was used in production by a bunch of manufacturers. The key has now been leaked.

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