For this SOP, you need to provide the steps for the following: Explain how the system manager can use the following commands to secure a Linux server which was just installed:

Use Linux commands to:

Rename user login names

Change users passwords

Lock the user accounts

Delete a user account

Set up a firewall using iptables on a Linux server.

Set standards for choosing a user login name and standards for choosing a good and acceptable password for the users.