dd if=/dev/zero of=/tmp/crypto.raw bs=1M count=100Mount Loop device:
losetup -e blowfish `losetup -f` /tmp/crypto.rawFormat:
Mount Loop device:mkfs.ext3 /dev/loop0 losetup -d /dev/loop0
mount -t ext3 /tmp/crypto.raw /mnt/crypto/ -o encryption=blowfish