Beginner · 35 min

Web foundations for security

Before you break or defend a web app, you need a precise model of how browsers, HTTP and APIs actually behave. This course builds that model with live simulations: you send requests, read responses and watch state change, step by step.

Module 1 · The HTTP request

Anatomy of an HTTP requestMethod, path, headers, body — and the response that comes back.12 min
Headers and authenticated requestsSend the header an API expects, and a 401 becomes a 200.15 min

Module 2 · How the platform follows your level

How Cyber Courses follows your levelWhy practice — not clicking Next — moves your mastery.8 min

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Skills you'll build

http-request
http-headers-use
rest-api-read