# Encrypt all your data storage device

Download

# mkdir truecrypt && cd $_
# wget --no-check-certificate https://www.truecrypt.org/download/TrueCrypt-Foundation-Public-Key.asc
# wget --no-check-certificate https://www.truecrypt.org/download/truecrypt-7.1a-linux-console-x64.tar.gz.sig
# wget --no-check-certificate https://www.truecrypt.org/download/truecrypt-7.1a-linux-console-x64.tar.gz

Verification

# gpg --import TrueCrypt-Foundation-Public-Key.asc
# gpg --verify truecrypt-7.1a-linux-console-x64.tar.gz.sig truecrypt-7.1a-linux-console-x64.tar.gz

Installation

# tar xvzf truecrypt-7.1a-linux-console-x64.tar.gz
# ./truecrypt-7.1a-setup-console-x64
To uninstall TrueCrypt, please run 'truecrypt-uninstall.sh'.

Installing package...
usr/bin/truecrypt
usr/bin/truecrypt-uninstall.sh
usr/share/truecrypt/doc/License.txt
usr/share/truecrypt/doc/TrueCrypt User Guide.pdf
# cd ..
# rm -rf truecrypt

Encrypted volume creation

# dd if=/dev/urandom of=$device # Also use shred
# device='/dev/sdb' # Choose yours
# truecrypt --encryption=AES -k '' --filesystem=ext4 --hash=SHA-512 --random-source=/dev/urandom --volume-type=normal --quick --create $device
# truecrypt -k '' --filesystem=none --protect-hidden=no --slot=1 $device
# mkfs.ext4 `truecrypt -l | awk '{print $3}'`
# truecrypt --dismount $device

Mount and dismount

# mount_point='/mnt' # Choose yours
# truecrypt -k '' --protect-hidden=no --mount $device $mount_point
# truecrypt --dismount $device