Sunday, March 31, 2013

how to change your dm-crypt passphrase

  1. Assuming your encrypted partition is /dev/sda5 (crypttab would say sda5_crypt)
  2. add new key: cryptsetup luksAddKey /dev/sda5
  3. reboot and test
  4. remove old key: cryptsetup luksRemoveKey /dev/sda5

Reference


Posted by unsigned_nerd at 3:59 a.m.
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