.. include:: /Includes.rst.txt
.. index::
   Extension development; Configuration/ContentSecurityPolicies.php
   Path; EXT:{extkey}/Configuration/ContentSecurityPolicies.php
.. _extension-configuration-ContentSecurityPolicies-php:

===================================
:file:`ContentSecurityPolicies.php`
===================================

.. versionadded:: 12.3

This file provides :ref:`Content Security Policies <content-security-policy>`
for frontend and backend.

For details see the chapter about
:ref:`Extension-specific Content Security Policy <content-security-policy-extension>`.