Introduction

The Linux command passwd is a command line utility used to change a user’s password in Linux and other Unix-like operating systems. It is used to set or change the user’s password, as well as to set or change password aging information. It is also used to lock and unlock user accounts. The passwd command is one of the most commonly used commands in Linux and is essential for system administrators to manage user accounts.

Examples

The passwd command is used to change a user’s password in Linux. It is used to set or change the user’s password.

Syntax:
passwd [options] [username]

Options:
-a, –all: Change the password for all users
-d, –delete: Delete the password for the specified user
-l, –lock: Lock the password for the specified user
-u, –unlock: Unlock the password for the specified user

Example:
To change the password for the user ‘john’, run the following command:
passwd john

Passwd Linux Command

The passwd command is a Linux command used to change a user’s password. It is used to set the password for a user account, or to change an existing password. The command is typically used by system administrators to set or change passwords for user accounts. It can also be used by regular users to change their own passwords.

The syntax for the passwd command is as follows:

passwd [options] [username]

The options available for the passwd command are:

• -a: This option is used to set the password for a user account.
• -d: This option is used to delete the password for a user account.
• -l: This option is used to lock a user account.
• -u: This option is used to unlock a user account.
• -S: This option is used to display the status of a user account.

The passwd command is a powerful tool that should be used with caution. It is important to remember that the command should only be used by system administrators or users with the appropriate privileges. It is also important to remember that the command should not be used to set or change passwords for root accounts.