E. Ologunde Case file
← Resource Index Fundamentals

IT & Cybersecurity Basics

The foundation for high school and college students looking to break into the tech industry — what IT and cybersecurity are, the core concepts underneath them, and a quickstart path to your first steps.

In plain English: a free, curated list of resources for people starting or growing a career in cybersecurity.

IT

What is IT?

Think of IT as the nervous system of the modern world. Professionals build and maintain the networks, servers, and devices that allow society to function digitally.

  • ·Cloud Infrastructure
  • ·Network Administration
  • ·Hardware Troubleshooting
SEC

What is Cybersecurity?

If IT is the nervous system, cybersecurity is the immune system. It protects digital health by identifying and neutralizing threats like malware and hackers.

  • ·Threat Hunting
  • ·Ethical Hacking
  • ·Incident Response
01

Core Foundations

Networking (The Connections)

How devices talk. Key terms: IP addresses, DNS (the internet's phonebook), and the OSI model.

Operating Systems

The bridge between user and hardware. Master Windows and learn to love Linux — the industry standard.

Cryptography

The art of secret writing. Encryption ensures your private data stays private using mathematical keys.

Identity Management

Ensuring people are who they say they are, using MFA (Multi-Factor Authentication) and biometrics.

02

4-Step Quickstart Guide

  • 1
    Understand the Basics Review the Free Resources page for fundamental courses on IP networking and hardware.
  • 2
    Get Hands-On Download VirtualBox and install Kali Linux. Practice what you learn on TryHackMe.
  • 3
    Target Certifications View the Certification Roadmap to see which exam fits your career goals (CompTIA A+ vs. Security+).
  • 4
    Join the Community Follow creators on Instagram or join the discussions in the Forums section.
03

Jump to Deep Dives

The best time to start was yesterday. The second best time is now.

Part of the Cybersecurity Resource Hub Project