wp_strict_cross_origin_referrer()
Displays a referrer strict-origin-when-cross-origin meta tag.
Description
Outputs a referrer origin-when-cross-origin meta tag that tells the browser not to send the full url as a referrer to other sites when cross-origin assets are loaded.
Typical usage is as a wp_head callback. add_action( ‘wp_head’, ‘wp_strict_cross_origin_referrer’ );
Source
File: wp-includes/general-template.php
function wp_strict_cross_origin_referrer() {
	?>
	<meta name='referrer' content='strict-origin-when-cross-origin' />
	<?php
}  Changelog
| Version | Description | 
|---|---|
| 5.7.0 | Introduced. | 
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Licensed under the GNU GPLv2+ License.
    https://developer.wordpress.org/reference/functions/wp_strict_cross_origin_referrer