<?xml version=“1.0”?> <!DOCTYPE cross-domain-policy SYSTEM “www.adobe.com/xml/dtds/cross-domain-policy.dtd”> <cross-domain-policy>
<!– Read this: 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"/>
–> <!–
If you host a crossdomain.xml file with allow-access-from domain="*" and don’t understand all of the points described here, you probably have a nasty security vulnerability. ~ simon willison
–>
</cross-domain-policy>