cryptsetup

LUKS encryption for disks.

Last updated: 2026-05-10 Report error

Syntax

$cryptsetup COMMAND DEVICE

Examples

$cryptsetup luksOpen /dev/sda1 cryptroot

Examples

$cryptsetup luksClose cryptroot

Examples

$cryptsetup luksFormat /dev/sda1

Typical use cases

Open encrypted device

cryptsetup luksOpen /dev/sda1 name

Close device

cryptsetup luksClose name

Create new encrypted device

cryptsetup luksFormat /dev/sda1

Note LUKS (Linux Unified Key Setup) for disk encryption.

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