nixCraft Linux / UNIX Newsletter

How to change LUKS disk encryption passphrase in Linux

Posted: 29 Dec 2020 01:58 AM PST

We use encryption to protect mobile devices. For instance, I always use LUKS disk encryption to protect all files stored on my SSD. Dm-crypt (Cryptsetup and LUKS) open-source disk encryption is transparent disk encryption and a great way to keep your data secure. However, changing passphrase is a bit of a challenge for new Linux users and developers. This step-by-step guide explains how to find LUKS slots assigned to you and change your passphrase on a Debian/Ubuntu, CentOS/RHEL, OpenSUSE/SUSE other Linux distros.

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How do I enable UFW in Ubuntu? Learn how to protect your box

Posted: 28 Dec 2020 04:39 AM PST