Learn what HTTP headers are, how they influence website performance and security and best practices for optimization.

Do you understand how HTTP protocol works and the impact it has on crawling and indexing web pages? No? Here's a guide written by Contributor Barry Adams on HTTP status codes and headers that will ...

As part of putting together a request to a Web Service, whatever tool you’re using will format an HTTP request. That request has two main parts: The headers (which includes the URL and the HTTP verb) ...

In order to prevent attacks such as cache probing, Google Chrome will begin to limit the HTTP Referer header to 4KiB in size. Other browsers such as Microsoft Edge and Mozilla Firefox have ...

When accessing a website, the web browser receives security headers from the server, such as HTTP Strict Transport Security (HSTS), which requires communication over HTTPS, and Content Security ...