system disks related in wpf ui c# backend

Question

i want to do work with system disks,my application will do encyprtion ,decyprtion for that disks,my task is i want to list all disks and i want to separate who encypreted those to another list .how i will approach the logic how bring system drives to one list and how will i observe the status of them.and seprate them to another list.how should implement logic for them