Check highest AES encryption supported

[adw]

Also applies here:

How to check Qubes authenticity without the iso?

IMHO, your preoccupation with LUKS is completely misplaced. The vendor had direct access to your hardware. They assembled it. They had countless better opportunities to do something malicious that you would never be able to detect. This is like finding out your reality is a simulation, and your main concern is that the whoever’s running the simulation might have stolen the (virtual) money out of your (virtual) safe. It is simply the wrong thing to be concerned about. If you don’t trust your hard…