Ubuntu – How to change LUKS passphrase


Having installed Ubuntu 11.10 with whole disk encryption and LVM, I need to provide a way for users to easily change LUKS passphrase.

Preferably, this should be done using GUI tools, thus, enabling novice users to perform this basic task.

Best Answer

Tested in Ubuntu 14.04: Search for the "Disks" application

Select Device, select volume, Click cogs (more actions) -> "Change passphrase"

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