![]() ![]() You can then exit nano using Ctrl + X.įor the changes to take place, you may have to login/logout, or restart the system, or launch a new terminal window. If you made any changes to the sudoers file using the instructions shared above, then make sure to save the file using Ctrl + O for the changes to be applied. This is for explanatory purpose only, you don’t have to force these restrictions to sudo users on your system. Important Note: The suggested changes in the sudoers file above will restrict sudo users to only be able to execute commands mv and visudo. %sudo ALL=(ALL:ALL) /bin/mv, /usr/sbin/visudo # Allow members of group sudo to execute any command The last ALL in the line can be replaced with the only command, or set of commands which should be allowed with sudo. Scroll and find the lines below in the file. The above command will open the file using the nano command line editor. The only way to edit this file is using the visudo command. This file is write protected directly, even for root. The file /etc/sudoers contains configuration options for sudo command. Go to your WinSCP profile (Session > Sites > Site Manager) Click on Edit > Advanced. sudo adduser testuser -ingroup=sudo Restrict which commands should be allowed with sudo 126 I know this is old, but it is actually very possible. It can be used withįlag -ingroup to add the user to group sudo during creation. Create a new user with Sudo privilegesĪdduser is the Linux command used to create a new user. To run a command as administrator (user "root"), use "sudo ". Once a user is added to the sudo group, the following message is displayed in terminal the next time this user logs in on the system. G is for specifying which group to add the user to. It makes sure existing groups’ membership of the user is not affected. To add a user to sudoers list, use the usermod command to add an existing user to the sudo group on the system. It will throw below output: testuser is not in the sudoers file. ![]() ![]() If a user is not part of the sudo user group, it’ll will not be able to use the sudo command. See an example failed attempt below: apt-get install aptitudeĮ: Could not open lock file /var/lib/dpkg/lock-frontend - open (13: Permission denied)Į: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), are you root?Ī non-root user with sudo can install programs on the system without any issues. Non-root user without sudo cannot install a program. Open a terminal window and add a new user with the command: adduser newuser. However, the user can do so with sudo command. Log into the system with a root user or an account with sudo privileges. It is mostly used for administrative purposes providing limited admin access to non administrative users on a Linux PC.įor example, by default, a user is not allowed to install packages on an Ubuntu system. It allows a user to run a particular program as another user, who, by default, is the super user. And remember, "With great power comes great responsibility.Sudo is one of the most commonly used command in Linux systems. That's all you need to know about creating a new sudo user in Linux. Debian based systems (Ubuntu / Linux Mint / ElementryOS) sudo deluser username RHEL based systems (Fedora / CentOS) sudo userdel username To delete a user, use the following commands. On Debian systems (Ubuntu / Linux Mint / ElementryOS), add users to the sudo group sudo usermod -aG sudo username On RHEL based systems (Fedora / CentOS), add users to the wheel group sudo usermod -aG wheel username How to Delete a User Use passwd to update the new user's password sudo passwd usernameĪ strong password is highly recommended! Give the New User Sudo PermissionsĪfter creating a new user, add them to the appropriate group using the usermod command. Also, note that to create a new user, you must also be a sudo user yourself. How to Create a New User Use adduser or useradd to add a new user sudo adduser usernameīe sure to replace username with the user that you want to create. Be careful who you grant sudo permissions to – you are quite literally handing them the key your house.īefore creating a new sudo user, you must first create a new user. Sudo stands for either "superuser do" or "switch user do", and sudo users can execute commands with root/administrative permissions, even malicious ones. ![]()
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