# dd if=/dev/random bs=64 count=1 of=/root/ada1.key # geli init -s 4096 -K ada1.key /dev/ada1 Enter new passphrase: Reenter new passphrase: Metadata backup can be found in /var/backups/ada1.eli and can be restored with the following command: # geli restore /var/backups/ada1.eli /dev/ada1 Unlock the encrypted volume # geli attach -k ada1.key /dev/ada1 Fill the volume with random data # pv -ptre /dev/random | dd bs=1M of=/dev/ada1.eli Format the new volume as UFS2 # newfs -L private /dev/ada1.eli Unmount and detach encrypted volume # umount /private # geli detach ada1.eli