when you type sudo command for the first time in a terminal it will ask you the sudo password.This password will be remembered by that terminal for 15 minutes by default. If you want terminal to ask for password each time you type sudo command just do as said below.1. Type at terminal sudo visudo
For this you required to generate your own personal set of private/public pair. ssh-keygen is used to generate that key pair for you. On the user’s home directory, on the localhost, type [local-host]$ ssh-keygen -t dsa This will ask you a passphrase. A passphrase is a sequence of words or other text used to control
Maybe you want the user to enter a password in order to boot the Recovery Mode or your secondary OS. You have to set that password in the /boot/grub/menu.lst – for higher security you should crypt your password with md5. You have two ways to do that. The first one might-not work for all. 1.
Setting the default root password: Some Live Linux distributions are created without a root password by default (the root account is inactive). This is particularly true with Debian based distributions like Ubuntu. Setting a root password enables us to access some essential tools such as the synaptic installer. In most cases, having no root password
Our last article on how to reset your Ubuntu password easily through the grub menu was quite popular, so I’ve decided to make a series on all the different ways to reset your password on either Linux or Windowsâ€¦ today’s lesson is how to use the Live CD to reset the password. Note that we’ll