How do I change passwords for specific user account under Linux operating systems using command line?
How do I disable a user account under Linux operating systems? How can I completely disable a user account Linux server?
How can I force my Linux users to change their passwords upon the first login under a CentOS / Debian Linux? How do I make sure user must change password at next logon on Linux server?
How do I lock an account (user login id) under Linux operating system? How can I disable a user’s login without disabling the account on a Linux based server?