Headers: Permissions-Policy.attribution-reporting

Permissions-Policy: attribution-reporting directive

Deprecated: This feature is no longer recommended. Though some browsers might still support it, it may have already been removed from the relevant web standards, may be in the process of being dropped, or may only be kept for compatibility purposes. Avoid using it, and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.

Non-standard: This feature is not standardized. We do not recommend using non-standard features in production, as they have limited browser support, and may change or be removed. However, they can be a suitable alternative in specific cases where no standard option exists.

The HTTP Permissions-Policy header attribution-reporting directive controls whether the current document is allowed to use the Attribution Reporting API.

Specifically, where a defined policy blocks the use of this feature:

Background attributionsrc requests won't be made.
The XMLHttpRequest.setAttributionReporting() method will throw an exception when called.
The attributionReporting option, when included on a fetch() call, will cause it to throw an exception.
Registration headers (Attribution-Reporting-Register-Source and Attribution-Reporting-Register-Trigger) in HTTP responses on associated documents will be ignored.

Syntax

Permissions-Policy: attribution-reporting=<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 attribution-reporting is *.

Specifications

This feature does not appear to be defined in any specification.>

Browser compatibility

	Desktop					Mobile
	Chrome	Edge	Firefox	Opera	Safari	Chrome Android	Firefox for Android	Opera Android	Safari on IOS	Samsung Internet	WebView Android	WebView on iOS
`attribution-reporting`	117	117	No	103	No	117	No	78	No	24.0	117	No