I had once seen a Ubuntu user use a sudo command in a terminal. Before he was prompted for a password he was shown the following message:
user1@linuxbox:~$ sudo apt-get update Please do not run this command if you have not been granted sudo rights. [sudo] password for user1:
I would like to display a similar message on my system when a user runs a sudo command. What must I edit/change to display a similar message when a user runs a sudo command on the terminal?