ubuntuにtruecryptをインストールする方法

First, Add truecrypt PPa repository for Ubuntu:

sudo add-apt-repository ppa:stefansundin/truecrypt

Update the apt source list and install the truecrypt package with apt-get install command:

sudo apt-get update
sudo apt-get install truecrypt

You need root or sudo privileges to mount truecrypt partition with write access, To automatically grant root privileges to mount volumes, run:

sudo visudo -f /etc/sudoers.d/truecrypt

Then add the following line and save the file:

your_username ALL=(ALL) NOPASSWD:/usr/bin/truecrypt

Replace "your_username" with the actual user name of your Linux user account.