ajp_hide_header
The `ajp_hide_header` directive specifies which headers should be hidden in AJP response messages.
Описание
The ajp_hide_header directive allows users to selectively suppress the transmission of specified response headers from an AJP (Apache JServ Protocol) backend server to the client in the context of an NGINX server configuration. This can be particularly useful for hiding sensitive information or customizing responses for different client applications. The directive can be used in http, server, and location contexts, making it flexible for varied deployment scenarios.
When ajp_hide_header is configured, NGINX will process the response headers returned from the AJP server and filter out any headers that have been specified with this directive. This behavior helps maintain security and reduces the amount of unnecessary information sent to clients. The argument to this directive is a flag that represents the header name to be hidden, and it can be specified multiple times to hide multiple headers. Each header is matched case-insensitively, which allows for ease in configuration regardless of the header's casing from the backend.
This directive is especially relevant when working with applications that may expose internal application states or identifiers through HTTP headers that clients do not need access to. It enables system administrators to customize response handling based on their specific application needs or compliance requirements.
Пример конфига
http {
server {
location / {
ajp_pass backend;
ajp_hide_header "Set-Cookie";
}
}
}Ensure the header name specified is correctly spelled and formatted as it is case-insensitive but must be entirely specified to remove it properly.
Be cautious when hiding headers like 'Set-Cookie' that might affect user session management.
Remember that suppressing certain headers might lead to unwanted behaviors in some applications that rely on those headers for proper operation.