Beginner
Cybersecurity Foundations
Understand how websites and attacks work
The minimum base every security skill builds on: how the web, networks and authentication actually behave before you try to defend them.
Path steps
1. Internet & web fundamentals
How DNS, HTTP and TLS connect a browser to a site.
2. Networking basics
IP addressing, ports and how traffic reaches a host.
3. Linux basics
Navigating a shell and reading logs where servers live.
4. HTTP in practice
Requests, responses, headers and status codes.
5. Authentication
Sessions, tokens and how sign-in actually works.
6. Common web vulnerabilities
The classes of bugs that lead to compromise.
7. Security monitoring
Watching for change and knowing your baseline.
8. Incident response basics
What to do first when something looks wrong.