ecryptfs ******** .. highlight:: bash From https://help.ubuntu.com/community/EncryptedPrivateDirectory These articles will also be useful: - `Encrypt Directory in Linux`_ - Encryptfs_ .. note:: The instructions below will probably work if you use a password to log in. Install:: sudo apt-get install ecryptfs-utils ecryptfs-setup-private Enter your login password, and either choose a mount pass phrase or generate one. .. note:: Record both pass phrases in a safe location!!! They will be required if you ever have to recover your data manually. Log out... log back in... USB Memory Stick ================ Make a folder on the USB device e.g:: mkdir /media/patrick/pny8gb/Private Initialise the encrypted file system: .. tip:: Make sure the USB device is mounted before running the following. :: sudo mount -t ecryptfs /media/patrick/pny8gb/Private /media/patrick/pny8gb/Private # enter your sudo password (the first time) # enter the 'Passphrase' and then accept all default options Unmount:: sudo umount -l /media/patrick/pny8gb/Private .. _`Encrypt Directory in Linux`: http://miteshjlinuxtips.wordpress.com/2012/11/09/encrypt-directory-in-linux/ .. _Encryptfs: http://bodhizazen.net/Tutorials/Ecryptfs/