geli(8) on FreeBSD
The text adceaa1c269a, as FreeBSD 11.0-RELEASE shipped it.
control utility for the cryptographic GEOM class
Flags it lists
-
-B -
-G -
-J -
-K -
-P -
-T -
-V -
-a -
-b -
-d -
-e -
-f -
-g -
-i -
-j -
-k -
-l -
-n -
-p -
-r -
-s -
-t -
-v