For remotely unlocking LUKS volumes via SSH, how can I verify integrity before sending passphrase?

Although this is closely related to the recently closed question Evil maids in the server room [closed], I believe that it’s more answerable.

I’d like to unlock LUKS volumes on remotely hosted servers, using initramfs with BusyBox, and Dr… Continue reading For remotely unlocking LUKS volumes via SSH, how can I verify integrity before sending passphrase?