Permissions-Policy: document-domain

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The HTTP Permissions-Policy header document-domain directive controls whether the current document is allowed to set document.domain.

Specifically, where a defined policy blocks use of this feature, attempting to set document.domain will fail and cause a SecurityError DOMException to be thrown.

Syntax

http
Permissions-Policy: document-domain=<allowlist>;
<allowlist>

A list of origins for which permission is granted to use the feature. See Permissions-Policy > Syntax for more details.

Default policy

The default allowlist for document-domain is *.

Specifications

Specification
HTML
# policy-controlled-features

Browser compatibility

desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
document-domain
Experimental

See also