passwd command

LINUX-Frequently used commands

passwd command Set or change your password.
Syntax
passwd  [User-name]
The passwd command is used to set and change the password for login.
A normal user can only change their own password, but a superuser (root) can set and change can set and change passwords for all users.
You can set or change your password by running the passwd command with the username you want to change as an argument.
and change it.
General users and superusers who wish to change their own password do not need to specify a user name.
Example: If you are a regular user (koro) and want to change your password.
$  passwd 
Changing password for user koro.

Changing password for koro
(current) UNIX password:  ← Enter  current password
New password:  ← Enter new password
Retype new password:  ← Enter new password again
passwd: all authentication tokens updated successfully.    ← Successful password change message displayed
Example: Change password as root.
$  su –  ← Become root
Password: Enter root password
# passwd  koro  ← Run the passwd command with the username (koro)
Changing password for user koro.
New password:  ← Enter new password
Retype new password:  ← Enter new password again
passwd: all authentication tokens updated successfully.   ← Successful password change message displayed
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