
Select the type Encrypted, compatible with Linux systems (LUKS + Ext4).Click the "gear" icon under the partition and choose Format.Make sure that it is not mounted by pressing on the "stop" button.Select the partition that you want to get encrypted.It is probably also safer not to store the password, choose the option Forget password immediately. Chose a decent password - your encryption will only be as strong as your password. They will then prompt you for a password. Click Create partition to create the partition to be encrypted.In the Volumes graphic overview, click the appropriate empty block.If needed, create empty space on the disk by resizing/deleting partitions.Make sure you identify the proper drive in the left hand panel.Again, back up everything and be sure to format the correct drive!.This is NOT suitable for a partition that is running your current OS.


Any data that is on the partition will get erased.If the gnome-disk-utility package is not installed: sudo apt-get install gnome-disk-utility Install the cryptsetup package: sudo apt-get install cryptsetup You can use the disk utility that comes installed with Ubuntu by default.
