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Hypertext Transfer Protocol

Hypertext Transfer Protocol (HTTP; Fielding et al. 1999) is indeed the most popular protocol on the Internet, which leads many people to think that HTTP and the web are the same as the Internet. Actually, HTTP is now replacing many protocols that have decreased in popularity. Many of these protocols have even disappeared since the invention of HTTP gateways that perform conversions between HTTP and the target protocols, allowing information to be accessed using popular web browsers instead of protocol-specific clients.

Brief History of HTTP

Compared with other Internet protocols, HTTP is quite young. What is nowadays widely known as the World Wide Web actually consists of the winning combination of a transfer ...

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