Hi,
Thanks for posting!
cPanel is a control panel that is web based. It is free. This is how it works:
Click here
When you sign up, the defaults are fine. You can change them later after you get the welcome email, only takes a few minutes.
Security protection... well, for the most part it's a marketing gimmick to be honest.
Security in the long run is up to you as far as identity theft. However with spam, we do provide tools to combat spam in your inbox.