dislocker

• sudo apt install dislocker

• mkdir -p /media/{bitlocker,bitlockeropen}

• lsblk, fdisk -l

• sudo dislocker /dev/sdc1 -u<PASSWORD> -- /media/bitlocker
  sudo mount -o loop /media/bitlocker/dislocker-file /media/bitlockeropen

/via: https://www.linuxuprising.com/2019/04/how-to-mount-bitlocker-encrypted.html