As mentioned above to change password of another user you should use sudo privileges. Following is the basic syntax to change password of another user. sudo passwd [username] Now to change password of user john you should run following command. sudo passwd john. Here you will be asked to enter new password and confirm it. Enter new UNIX

If the package sudo is not installed (e.g. you do not have /etc/sudoers), run as root: # apt install sudo Add the user to the sudo group. Add a user to the sudo group, if it is not already in the sudo group (Ubuntu and derivatives add a user created in installation automatically to the sudo group). Sep 06, 2018 · Note: the method of resetting a root password is similar for most distros. In this article we are using Ubuntu. Also, we will be using “root password” throughout the tutorial, but it can refer to a superuser’s password, too. Related: How to Rename Files in Linux. 1. Reset Lost Root Password from the Grub Menu. 1. Apr 23, 2019 · Or if you’re logged in with the “root” user you can just use the command without “sudo”. Checking password status. Seeing the status of a password is also made easy in Linux. There are a lot of criteria and properties that a password may have, and these are the commands that can be used to view those: passwd -S Sample output: Jun 29, 2020 · If you execute a sudo command along with a password, your sudo privileges will remain for 15 minutes. After these 15 minutes, you will be asked to provide the sudo password again for the subsequent sudo commands. In some cases, you might want to change the default time limit for the sudo session that is to increase or decrease it. Jun 15, 2017 · To use this tool, you need to issue the command sudo -s and then enter your sudo password. Now enter the command visudo and the tool will open the /etc/sudoers file for editing). Mar 29, 2016 · sudo command_to_run; For example, you can list the contents of the /root directory, which is normally only accessible to the root user. sudo ls -la /root The first time you use sudo in a session, you will be prompted for the password of the user account. Enter the password to proceed. Feb 14, 2019 · Run Particular Commands Without Sudo Password In Linux. For any reasons, if you want to allow a user to run a particular command without giving the sudo password, you need to add that command in sudoers file. I want the user named sk to execute mkdir command without giving the sudo password. Let us see how to do it. Edit sudoers file: $ sudo visudo

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How to Reset User Password in Windows Subsystem for Linux (WSL) Distro in Windows 10 The Windows Subsystem for Linux (WSL) is a new Windows 10 feature that enables you to run native Linux command-line tools directly on Windows, alongside your traditional If the package sudo is not installed (e.g. you do not have /etc/sudoers), run as root: # apt install sudo Add the user to the sudo group. Add a user to the sudo group, if it is not already in the sudo group (Ubuntu and derivatives add a user created in installation automatically to the sudo group). Sep 06, 2018 · Note: the method of resetting a root password is similar for most distros. In this article we are using Ubuntu. Also, we will be using “root password” throughout the tutorial, but it can refer to a superuser’s password, too. Related: How to Rename Files in Linux. 1. Reset Lost Root Password from the Grub Menu. 1.

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The -S switch makes sudo read the password from STDIN. This means you can do . echo mypassword | sudo -S command to pass the password to sudo. However, the suggestions by others that do not involve passing the password as part of a command such as checking if the user is root are probably much better ideas for security reasons Reset Password in Windows Subsystem for Linux Distro in How to Reset User Password in Windows Subsystem for Linux (WSL) Distro in Windows 10 The Windows Subsystem for Linux (WSL) is a new Windows 10 feature that enables you to run native Linux command-line tools directly on Windows, alongside your traditional Windows desktop and modern store apps. When you have Windows Subsystem for Linux (WSL) enabled, you can install WSL distro apps from the Setting up passwordless sudo on Linux distributions - Unix