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HTTP functions as a request–response protocol in the client–server model. A web browser, for example, may be the client whereas a process, named web server, running on a computer hosting one or more websites may be the server. The client submits an HTTP request message to the server.
- Components of HTTP-based systems. HTTP is a client-server protocol: requests are sent by one entity, the user-agent (or a proxy on behalf of it). Most of the time the user-agent is a Web browser, but it can be anything, for example, a robot that crawls the Web to populate and maintain a search engine index.
- Basic aspects of HTTP. HTTP is simple. HTTP is generally designed to be simple and human-readable, even with the added complexity introduced in HTTP/2 by encapsulating HTTP messages into frames.
- What can be controlled by HTTP. This extensible nature of HTTP has, over time, allowed for more control and functionality of the Web. Cache and authentication methods were functions handled early in HTTP history.
- HTTP flow. When a client wants to communicate with a server, either the final server or an intermediate proxy, it performs the following steps: Open a TCP connection: The TCP connection is used to send a request, or several, and receive an answer.
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GET / HTTP/1.1Host: developer.mozilla.orgAccept-Language: frHTTP stands for Hyper Text Transfer Protocol. WWW is about communication between web clients and servers. Communication between client computers and web servers is done by sending HTTP Requests and receiving HTTP Responses
Mar 3, 2024 · Hypertext Transfer Protocol (HTTP) is an application-layer protocol for transmitting hypermedia documents, such as HTML. It was designed for communication between web browsers and web servers, but it can also be used for other purposes.
Apr 10, 2023 · HTTP is an extensible protocol that relies on concepts like resources and Uniform Resource Identifiers (URIs), simple message structure, and client-server communication flow. On top of these basic concepts, numerous extensions have been developed over the years that add updated functionality and semantics with new HTTP methods or headers. Articles.
