Chapter 1 of 10 · Web Security Basics 10%

🌐 Every web attack starts with an HTTP request, and most developers never inspect them

HTTP is the language your browser speaks to every server on the planet. You'll read raw requests, decode status codes, and see why headers leak more than developers realize. 🔍

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Web Security Basics

🌐 Every web attack starts with an HTTP request, and most developers never inspect them

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Course Chapters

HTTP requests and responses

URLs, domains, and DNS

HTML and the browser

Cookies and sessions

Authentication mechanisms

HTTPS and TLS

Same-origin policy and CORS

HTTP security headers

Common web vulnerabilities

Browser DevTools for recon