Networks and the hosts that run on our networks are under constant threat of exploitation.

 Companies have endured reputational and monetary damages due to their servers being compromised. 

You are to research five ways to harden a Linux server.
Using the internet, complete research on Linux server hardening, things you as an administrator can do on your Linux server to help mitigate the risk of exploitation. 

For each method of hardening, you will include what the action is as well as a properly formatted four to five sentence paragraph explaining how the action will help protect your server against exploitation?