cryptsetup luksFormat
linux
Initialize a LUKS partition and the initial key slot (0) with a passphrase or keyfile. Note: This operation overwrites all data on the partition.
More info →Examples (3)
Initialize a LUKS volume with a passphrase
cryptsetup luksFormat /dev/sdXYInitialize a LUKS volume with a keyfile
cryptsetup luksFormat /dev/sdXY path/to/keyfileInitialize a LUKS volume with a passphrase and set its label
cryptsetup luksFormat --label label /dev/sdXYmade by @shridhargupta | data from tldr-pages