HTTP/2

In 2015, the Internet Engineering Task Force (IETF) introduced the first major revision of the HTTP standard since HTTP 1.1 was codified in 1997. This new protocol, now named HTTP/2, introduces a number of extension features on top of the existing HTTP 1.1 protocol definition, while leaving the expected behavior of the previous standard almost entirely unchanged.

New features of HTTP/2

Originally developed by Google under the moniker SPDY (short for speedy), HTTP/2 was designed to provide major speed improvements over HTTP 1.1. Its objectives were to reduce latency to improve the performance of web browsers loading content. This latency reduction is accomplished by the following:

• Header compression: All transmission...