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passwd Command

passwd - command is used for changing your password .Run the passwd command and it prompts you for three times .First , it prompts for old password .Next , it checks whether you have entered a valid password and if you have , it then prompts for the new password .Enter the new password using the password naming rules applicable to your system . Finally , passwd asks you to reenter the new password . If everthing goes smoothly , the new password is registered by the system.

Example 1 -

Run below passwd command and see the result .

   passwd   
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