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gorgoilertoday at 4:01 PM1 replyview on HN

Regarding dropping support for a LUKS encrypted /boot, one of the comments chimes in with “[but] full disk encryption is mandatory in many environments in Europe for security conformity”.

Surely some user editable data has to be stored in plaintext to be able to boot a system? Does grub.cfg need to be signed by the trust chain to be able to boot?


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ahartmetztoday at 4:26 PM

When I hear full disk encryption, I think of what I'm using: Using the encryption feature of the disk with a password / keyphrase prompt built into the system firmware (UEFI). It is 100% transparent to any software.

The only major downside is that you need to trust the hardware manufacturer (and their FIPS certification), which is fine for my purposes, but might not be fine for state secrets or extremely valuable trade secrets.

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