Without further ado, the following was found: Issue: before on the → before the "The device-mapper verity target provides read-only transparent integrity " "checking of block devices using kernel crypto API. The B<mount> command can " "open the dm-verity device and do the integrity verification before on the " "device filesystem is mounted. Requires libcryptsetup with in libmount " "(optionally via B<dlopen>(3)). If libcryptsetup supports extracting the root " "hash of an already mounted device, existing devices will be automatically " "reused in case of a match. Mount options for dm-verity:"