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  1. What are the differences between "su", "sudo -s", "sudo -i", "sudo …

    Oct 22, 2011 · 81 sudo lets you run commands in your own user account with root privileges. su lets you switch user so that you're actually logged in as root. sudo -s runs a shell with root …

  2. linux - What does "sudo -s" actually do? - Super User

    Jul 6, 2011 · The two aren't really inconsistent - the sudo command always changes user, either to root, or to the user you specify with the -u switch. All the -s does is provide a shortcut for …

  3. unix - Command: sudo su - - Super User

    Observed on Debian Wheezy with htop: 'sudo su -' has a child of 'su -', and 'su -' has a child of '-su'. As mentioned above, root user can do 'su -' without entering password, so doing 'su -' …

  4. sudo - How do I login as root? - Ask Ubuntu

    In that case, use: sudo su - to execute a login shell as root after auhenticating sudo, and that shell will not need sudo to run admin commands. To return to the normal user shell, insert the …

  5. sudo - How can I add a user as a new sudoer using the command …

    If you do not want to give the user account full root access, you need to edit the /etc/sudoer file with visudo (it makes sure that you do not have any syntax errors in the file and lose sudo …

  6. What's exactly the point of the sudo command, in terms of security?

    Now, enter sudo. sudo works on a different principle. Instead of requiring users to know the root account login, sudo would be used to allow users to escalate themselves into the root account …

  7. 'sudo su -' vs 'sudo -i' vs 'sudo /bin/bash' - when does it matter ...

    Nov 13, 2013 · sudo su - This time it is a login shell, so /etc/profile, .profile and .bashrc are executed and you will find yourself in root's home directory with root's environment. sudo -i It is …

  8. How do I run specific sudo commands without a password?

    Jul 3, 2012 · On one particular machine I often need to run sudo commands every now and then. I am fine with entering password on sudo in most of the cases. However there are three sudo …

  9. history of ubuntu - Why is it called sudo? - Ask Ubuntu

    May 26, 2014 · Why do we use sudo to perform a terminal command as an administrative? Why isn't it admin or something else? Is there a reason for sudo?

  10. How to run sudo command with no password? - Ask Ubuntu

    How does the ubuntu user on the AWS images for Ubuntu Server 12.04 have passwordless sudo for all commands when there is no configuration for it in /etc/sudoers? I'm using Ubuntu server …