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HTTP forms the foundation of the web, which itself forms the foundation of most modern developer stacks But how much do we really know about HTTP, beyond the basics?

HTTP has been gradually adding lots of new and exotic headers, and more are on the way. Learn about current best practices with Vary, Link, Content-Security-Policy, Referrer-Policy, Client-Hints, Clear-Site-Data and Alt-Svc, upcoming features such as Feature-Policy and proposals like Variants, Early-Hints and Origin-Policy.

HTTP gives you incredibly powerful control over many aspects of the way a browser will process the page and is often a more effective or more secure option than trying to achieve the same effect with tags or script in the page.

Watch this informative talk by Andrew Betts to learn more about the inner workings of HTTP.

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