WebSockets technology is a bidirectional, full–duplex protocol for communication between client and server over the web. It has been standardized in 2011 and it’s fully compatible with HTTP. This protocol enables realtime applications such as chatting, notifications, live feed, multiplayer gaming, and other use cases.
In this course, you will learn what the WebSocket protocol is and why it was invented. You learn the pros and cons of WebSockets and when to use it. You will also learn how to horizontally scale and secure WebSockets in your applications and be able to build a real–time multiplayer game and chatting application. This course also has a special section that discusses advanced WebSockets topics such as HTTP/2 and how the protocol looks in Wireshark.
Specification: A Complete Guide to WebSockets