![]() Use the passwd command to create a new password to user you have been created. Note: replace username with the user that you want to create.ģ. Note: If you want to configure sudo for an existing user, kindly skip to step number 4. This guide will show you the easiest way to create a new user with sudo access on CentOS without having to modify your server’s sudoers file. ![]() Often the sudo used on servers to give admin permissions and privileges to ordinary users. ![]() The sudo command allows a permitted user to run a command as the superuser (root user) or another user, as specified by the security policy. You could type a command incorrectly and destroy the system. The root user can do anything and everything, and thus doing daily work as the root can be very dangerous. Adding users to a Linux computer is a basic administration task, and there are several ways to achieve this. To test this out, open a new terminal session and give the login a try: ssh you are logged into your system without a problem then you have completed this tutorial perfectly.The sudo command provides a mechanism for granting administrator privileges, ordinarily only available to the root user, to normal users. To create a new user in Linux, use the useradd command, specifying a username preceded by optional flags like -s to assign the user's default shell, -m for creating a home directory, -G for adding the user to a specific group. Well done! You should now be able to log into your server using the new sudo user. sshįinally, make sure to restart the SSH service: sudo service ssh restart Paste your public key in the authorized_keys file.Ĭhange permissions on the authorized_keys file: chmod 600 authorized_keysĬhange into the home directory again with cd and change permissions on the. Update the line that begins with PermitRootLogin (if you want to disallow root login): - PermitRootLogin without-password + PermitRootLogin noĬreate an authorized_keys file: nano authorized_keys Whil still logged in as the sudo user, edit the SSH configuration file: sudo nano /etc/ssh/sshd_configĪdd sudo to the line that begins with AllowGroups: Remember, even if you disallow root login, you can always assume the root user using the su command above. Now that you have a sudo user, you can add your public key to new user account and actually disallow root login for added security. This can be achieved running the following command. To allow a user to run sudo on Raspbian OS you can add them to the group sudo group. However if you create a new Linux user on Raspbian you may want to give it sudo access. See "man sudo_root" for details." How to Log In With SSH KeyĪs you recall when first logging into your server as root, you had to provide a public key in the Account Management Panel, which will be used to authenticate your login, since password authentication is disabled by default. The default pi user on Raspbian OS will have been given sudo access. You will see a success message indicating that you have switched to your sudo user: To run a command as administrator (user "root"), use "sudo ". To test the account, you can switch to it: su You have now succeeded in creating a sudo user. you can put in actual values or press Enter to skip and answer “Yes”.įinally, add the new user to the “sudo” group by running this command: usermod -aG sudo Im also using ansible and more specific ansiblelocal (Vagrant plugin) to deploy some tools into the VM. For the rest of the rest of the prompts, like “Full Name,” “Room Number,” etc. Im using Vagrant (Virtual Box provider) to setup a local Virtual Machine. Run the adduser command followed by the name of your new user: adduser įill in a secure password. ![]() With your own “sudo” account, you can run commands as root by appending sudo to the command: sudo įirst, log into your server as root: ssh As an alternative, you can create a personal user account and add “super user” privilege. ![]() However, the cPanel user is not strictly a “sudo” user who can invoke root privileges as needed.įor this reason, it is often recommended that you avoid using the root user for everyday tasks. Those of you familiar with managed VPS hosting with cPanel will be familiar with how the cPanel account doubles as an SSH user with appropriate access. There are some similarities and distinctions between the sudo user and the cPanel user, for traditional VPS users. Likewise, using your root user account to make changes to your system can be inconvenient when creating files that must be shared with other users or the world - like the public files of your website. Conclusion: Adding a New User to Sudoers on Ubuntu Linux. Your cloud server VPS gives you instant access to the “root” user account, which holds all the power over your system, even the power to delete critical system files. Only pay for what you need with our scalable Cloud VPS Hosting.ĬentOS, Debian, or Ubuntu No Bloatware SSH and Root Access Why Create a Sudo User? If you don’t need cPanel, don't pay for it. ![]()
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