# What is HTTP Protocol? A Complete Beginner’s Guide
The Hypertext Transfer Protocol, commonly known as what is http protocol, is the foundation of any data exchange on the Web. It’s a protocol used for transmitting hypermedia documents, such as HTML.
## **How HTTP Works: Client-Server Model**
HTTP follows a request-response model between a client (like your web browser) and a server. When you enter a URL, your browser sends an HTTP request to the server, which then returns the requested resource.
### **Key Components of HTTP**
Key elements include methods like GET, POST, and headers that carry metadata. Status codes, such as 404 (Not Found) or 200 (OK), indicate request outcomes.
## **Common Questions Answered**
**Is HTTP secure?** Standard HTTP is not encrypted; for security, HTTPS (HTTP Secure) is used.
**Why is HTTP important?** It enables web browsing and data transfer globally.
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