[TrueCrypt] Creating encrypted volumes

TrueCrypt is a software allowing you to protect data by encrypting them.
Besides being stable, it available for Linux and Windows platforms.

Installing TrueCrypt

TrueCrypt is not available in the Ubuntu repositories.
Go download http://www.truecrypt.org/

Choose package depending on your distribution.

Recover the file truecrypt-4.3a-ubuntu-7.04-x86.tar.g and decompress the file .

Open the folder created and double-click the .deb file and click on Install package

Creating an encrypted volume

Type: TrueCrypt-c mydrive.tc
Volume type: Press Enter
Filesystem: Press Enter
Hash algorithm: Press Enter
Encryption algorithm: Press Enter
Enter password for new volume 'mydrive': Enter the password of your choice.
Re-enter password: Re-enter password
Enter keyfile path [none]: Press Enter
Please type at least 320 randomly chosen characters and then press Enter:
Pressing random keys and press Enter. (If there are not enough characters, TrueCrypt will ask again).
Then, the disc will be created.

Mounting an encrypted disk

Create the mount point, then type:

truecrypt -u diskTrueCrypt mountpoint

Then enter your password and password of the encrypted volume.

Example:

john @ ubuntu: ~ $ mkdir myfiles 
john @ ubuntu: ~ $ TrueCrypt mydisk.tc-u ~ / myfiles 
Enter John's or system's root password: 
Enter password for '/ home / john / mydisk.tc': 

You can read and write files with

~ / mydisk 

Unmounting the encrypted disk

Enter

TrueCrypt-d ~ / myfiles 

Or if you want to unmount all disk

TrueCrypt-d