Force User to Change Password at Next Login in Linux

To force a user to change his/her password, first of all the password must have expired and to cause a user’s password to expire, you can use the passwd command, which is used to change a user’s password by specifying the -e or –expire switch along with username as shown.

# passwd --expire ravi

Next verify the user ravi’s password expiration and aging information with the chage command as shown.

# chage -l ravi