Apache referer header. Then I would like my mod_proxy config to proxy for the correct of the 2 backend servers (search-uat or search-qa), based on the domaine name of the referer. e. The directives provided by mod_headers can occur almost anywhere within the server configuration, and can be limited in scope by enclosing them in configuration sections. Always use Late mode in an operational server. The following variables provide the values of the named HTTP request headers. It describes how you can use mod_rewrite to control access to various resources, and other related techniques. How do we apply missing header Referrer-Policy? This document supplements the mod_rewrite reference documentation. Whether using the . . Jun 26, 2010 · So in short, it is not possible without a PHP script in the middle that does a header redirect to change/set the HTTP_REFERER? When that's how I have to do it, it's all right. The Referrer-Policy tells the web browser how to handle referrer information that is sent to websites when a user clicks a link that leads to another page or website. Jul 23, 2025 · Configuring HTTP headers in Apache server is must for enhancing your website's security and performance. The normal mode is late, when Request Headers are set immediately before running the content generator and Response Headers just as the response is sent down the wire. The values of other headers can be obtained with the req function. Let's say that I want to add something like this Referrer-Header: same-origin, should it be in this way: H Headers can be merged, replaced or removed. htaccess file, the main configuration file, or virtual host configurations, ensure you regularly update your headers to make your server more secured. From the manual: The Redirect directive maps an old URL into a new one by asking the client to refetch the resource at the new location. Oct 9, 2016 · So when the AJAX HTTP requests are sent to my Apache reverse proxy, the HTTP requests will have one of these 2 domaine names in the referer header. Using these variables may cause the header name to be added to the Vary header of the HTTP response, except where otherwise noted for the directive accepting the expression. Oct 29, 2017 · I'm not sure how can I add referrer policy header to my virtual host configuration file. Early mode is designed as a test/debugging aid for developers. Various versions of Apache httpd have used other modules and directives to control access logging, including mod_log_referer, mod_log_agent, and the TransferLog directive. , #section) or username:password information. Jul 19, 2017 · Referrer-Policy, What-What? Referrer-Policy is a security header that can (and should) be included on communication from your website’s server to a client. Jul 4, 2025 · The Referer header can contain an origin, path, and querystring, and may not contain URL fragments (i. mod_headers can be applied either early or late in the request. This includes many examples of common uses of mod_rewrite, including detailed descriptions of how each works. The request's referrer policy defines the data that can be included. See Referrer-Policy for more information and examples. May 4, 2014 · Redirect won't preserve the referrer because the browser is sent a 301 and a new address to open. Apr 16, 2025 · So in this tutorial, we walk through seven of the most important and effective HTTP security headers to add a strong layer of security to your Apache-powered website. 1aof hecfx sal gl5lislk tt0 wh e5xnk zpwi 6kcmpt tp0