2016-06-17 14:16:02 +02:00
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# cryptsetup
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2024-10-16 09:23:22 +02:00
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> Manage plain `dm-crypt` and LUKS (Linux Unified Key Setup) encrypted volumes.
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> Some subcommands such as `luksFormat` have their own usage documentation.
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> More information: <https://manned.org/cryptsetup>.
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2016-06-17 14:16:02 +02:00
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2024-10-16 09:23:22 +02:00
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- Initialize a LUKS volume with a passphrase (overwrites all data on the partition):
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2016-06-17 14:16:02 +02:00
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2024-10-16 09:23:22 +02:00
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`cryptsetup luksFormat {{/dev/sdXY}}`
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2016-06-17 14:16:02 +02:00
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2024-10-16 09:23:22 +02:00
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- Open a LUKS volume and create a decrypted mapping at `/dev/mapper/mapping_name`:
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2016-06-17 14:16:02 +02:00
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2024-10-16 09:23:22 +02:00
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`cryptsetup open {{/dev/sdXY}} {{mapping_name}}`
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- Display information about a mapping:
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`cryptsetup status {{mapping_name}}`
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2016-07-14 16:27:07 +05:30
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- Remove an existing mapping:
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2024-10-16 09:23:22 +02:00
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`cryptsetup close {{mapping_name}}`
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2018-06-18 12:08:59 +00:00
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2024-10-16 09:23:22 +02:00
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- Change a LUKS volume's passphrase:
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2018-06-18 12:08:59 +00:00
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2024-10-16 09:23:22 +02:00
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`cryptsetup luksChangeKey {{/dev/sdXY}}`
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