crossdomain.xml

<?xml version="1.0"?>
<!DOCTYPE cross-domain-policy SYSTEM "http://www.adobe.com/xml/dtds/cross-domain-policy.dtd">
<cross-domain-policy>
    <!-- Read this: https://www.adobe.com/devnet/articles/crossdomain_policy_file_spec.html -->

    <!-- Most restrictive policy: -->
    <site-control permitted-cross-domain-policies="none"/>

    <!-- Least restrictive policy: -->
    <!--
    <site-control permitted-cross-domain-policies="all"/>
    <allow-access-from domain="*" to-ports="*" secure="false"/>
    <allow-http-request-headers-from domain="*" headers="*" secure="false"/>
    -->
</cross-domain-policy>
	<?xml version="1.0"?>
	<!DOCTYPE cross-domain-policy SYSTEM "http://www.adobe.com/xml/dtds/cross-domain-policy.dtd">
	<cross-domain-policy>
	<!-- Read this: https://www.adobe.com/devnet/articles/crossdomain_policy_file_spec.html -->

	<!-- Most restrictive policy: -->
	<site-control permitted-cross-domain-policies="none"/>

	<!-- Least restrictive policy: -->
	<!--
	<site-control permitted-cross-domain-policies="all"/>
	<allow-access-from domain="" to-ports="" secure="false"/>
	<allow-http-request-headers-from domain="" headers="" secure="false"/>
	-->
	</cross-domain-policy>