luks.md

luks

Create an encrypted volume:

# cryptsetup luksFormat /dev/sdb

Format an encrypted volume:

1. # cryptsetup luksOpen /dev/sdc backup_drive
2. # mkfs.ext2 -L "backup_drive" /dev/mapper/backup_drive

Mounting an encrypted volume:

1. # cryptsetup luksOpen /dev/sdb backup_drive
2. Enter password
3. # mount /dev/mapper/backup_drive /media/backup_drive

Closing a volume:

1. # umount /media/backup_drive
2. # cryptsetup luksClose /dev/mapper/backup_drive

Change the passphrase:

1. # umount /media/ext_disk
2. # cryptsetup luksClose /dev/mapper/backup_drive
3. # cryptsetup luksChangeKey /dev/sdc -S 0

Change drive label:

# e2label /dev/mapper/luks_crypto_[UUID] [LABEL]