How to get started in cyber?

One needs to know the basics of computers to get started in cyber. I am not talking about how to start it, download a file, or install it. I am talking more about the real stuff, the things that go under the hood, like networks and firewalls, etc.

First, you need to decide what you want to learn, I mean there is coding, using different types of programming languages (like python, java, C, C++), and... Check it out at link.medium.com/b3cfWnsSav