This article describes how to enable and disable the expose_php directive in a custom php.ini file.
When the expose_php directive is enabled, PHP includes the following line in the HTTP response header when a PHP page is requested (the exact version number may differ depending on your configuration):
By default, the expose_php directive is enabled. However, you may not want to broadcast the specific PHP version your site is using. Similarly, some third-party applications require the expose_php directive to be disabled.
To disable the expose_php directive, use a text editor to modify your php.ini file as follows :
expose_php = off
With the expose_php directive disabled, PHP will not send the X-Powered-By header. To re-enable the expose_php directive and send the X-Powered-By header, modify your php.ini file as follows:
expose_php = on
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