CmdID

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cryptsetup

Manage plain dm-crypt and LUKS (Linux Unified Key Setup) encrypted volumes. tldr-pages

On Linux

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Linux

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Manage plain dm-crypt and LUKS (Linux Unified Key Setup) encrypted volumes. Some subcommands such as luksFormat have their own usage documentation.

Initialize a LUKS volume with a passphrase (overwrites all data on the partition)

cryptsetup luksFormat /dev/sdXYIdentify

Open a LUKS volume and create a decrypted mapping at /dev/mapper/mapping_name

cryptsetup open /dev/sdXY mapping_nameIdentify

Display information about a mapping

cryptsetup status mapping_nameIdentify

Remove an existing mapping

cryptsetup close mapping_nameIdentify

Change a LUKS volume's passphrase

cryptsetup luksChangeKey /dev/sdXYIdentify

Display LUKS header information and key slot metadata of an encrypted device

cryptsetup luksDump /dev/sdXYIdentify