modprobe twofish
modprobe cryptoloop
dd if=/dev/urandom of=/home/user/cryptfile bs=1024 count=20000
mkdir /home/user/safe
losetup -e twofish256 /dev/loop0 /home/user/cryptfile
mke2fs /dev/loop0
mount -t ext2 /dev/loop0 /home/user/safe