It's an X509 certificate using a 2048-bit RSA key, and beyond that everything is implemented according to the Microsoft Authenticode spec. The UEFI specification supports other key types, the UEFI implementations don't.
Power management, mobile and firmware developer on Linux. Security developer at Aurora. Ex-biologist. mjg59 on Twitter. Content here should not be interpreted as the opinion of my employer. Also on Mastodon.
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Date: 2012-10-31 09:43 pm (UTC)