🌐 Web Basics 1

🔹 What’s a Web Application?

A web application consists of files hosted on a server, which has an IP address and a domain name.

Web applications operate over:

• HTTP (Port 80) 🌍 – Transfers data in plain text.
• HTTPS (Port 443) 🔒 – Transfers encrypted (hashed) data for security.

🚀 Examples of Servers Hosting Web Applications:

✅ Apache 🏗️

✅ Nginx 🌐 (Most used in the Dark Web)

✅ IIS 💻 (Only used on Windows, not Linux)

🔄 HTTP Request Structure

An HTTP request consists of two main parts:

📌 Header – Contains details about the sender and receiver (device info, request type, etc.).

📌 Body (Payload) – Holds the actual data being sent or received.

👉 Example of an HTTP request header:

🌍 HTTP Methods: GET & POST

🔹 GET Method