Such encrypted volumes are not hidden. <p>An attacker in possession of the device can know that there is an encrypted volume on it. Take into consideration that you can be forced or tricked to give out its passphrase.</p>

<p>An attacker in possession of the device can know that there is an encrypted
volume on it. Take into consideration that you can be forced or tricked to give
out its passphrase.</p>

The *Disks* utility lists all the current storage
devices on the left side of the screen.

The *Disks* utility lists all the current storage devices on the left side of the screen.

A new device appears in the list of storage devices. Click on it:.

A new device appears in the list of storage devices. Click on it.

**Name**: y You can setgive a name forto the partition. This name remains invisible until the partition is open but can help you to identify it during use.

You can give a name to the partition.
This name remains invisible until the partition is open but can help
you to identify it during use.

**Type**: c Choose **Internal disk for use with Linux systems only (Ext4)** and **Password protect volume (LUKS)**.

Choose **Internal disk for use with Linux systems
only (Ext4)** and **Password protect volume (LUKS)**.

To close the partition aAfter you finished using ithe partition, click on the **[[!img lib/media-eject.png alt="Eject" class="symbolic" link="no"]]** button next to the partition in the sidebar of the f*Files* browser. to eject the partition safety and lock again the
encryption.

After you finished using the partition, click on the [[!img lib/media-eject.png
alt="Eject" class="symbolic" link="no"]] button next to the partition in the
sidebar of the *Files* browser to eject the partition safety and lock again the
encryption.

1. Plug in the external storage device that containings the encrypted partition thatfor which you
want to change the passphrase for.
.

Plug in the external storage device that contains the encrypted partition for which you want to change the passphrase.

The device appears in the list of storage devices. Click on it:.

The device appears in the list of storage devices. Click on it.

Click on the [[!img lib/system-run.png alt="Additional partition options" class="symbolic" link="no"]]
button and choose **Change Passphrase** in the shortcut menu.

Click on the [[!img lib/system-run.png alt="Additional partition options" class="symbolic" link="no"]] button and choose **Change Passphrase** in the shortcut menu.