HTTP Headers for the Responsible Developer

To build inclusive websites, developers have to consider accessibility, performance and user flows. Crafted source code forms the foundation for thought-through UIs, but it’s not only about the code. Let’s have a look at HTTP, and to be specific, its headers that can have a direct impact on user experience.

Most of these are HTTP Header updates to help with better security and performance.

Key points:

  • CSP (Content Security Policy)
  • SameDomain cookies
  • Feature Policy
  • Accept (image/webp)
  • Accept CH (Accept Content Hints)