The HTML <iframe> referrerpolicy attribute is used to specify the reference information that will be sent when fetching the result.
Syntax
<iframe referrerpolicy="value">
Attribute Values:
- no-referrer: It specifies that no reference information will be sent along with a request.
- no-referrer-when-downgrade: It has a default value. It specifies that refer header will not be sent to origins without HTTPS.
- origin: It specifies to only send the origin of the document as the referrer in all cases.
- origin-when-cross-origin: It sends the origin, path, and query string when performing a same-origin request, but only send the origin of the document for other cases.
- same-origin: It specifies that the referrer will be sent for same-site origins, but cross-origin requests will send no referrer information.
- strict-origin: It only sends the origin of the document as the referrer when the protocol security level stays the same (HTTPS/HTTPS), but don’t send it to a less secure destination (HTTPS/HTTP).
- strict-origin-when-cross-origin: It sends the origin, path, and querystring when performing a same-origin request, only send the origin when the protocol security level stays the same while performing a cross-origin request (HTTPS/HTTPS), and send no header to any less-secure destinations (HTTPS/HTTP).
Example:
HTML
<!DOCTYPE html>
<html>
<head>
<title>
HTML iframe referrerpolicy Attribute
</title>
</head>
<body style="text-align:center;">
<h1>GeeksforGeeks</h1>
<h2>
HTML iframe referrerpolicy Attribute
</h2>
height="200" width="400"
referrerpolicy="no-referrer">
</iframe>
</body>
</html>
|
Output:
Supported Browsers:
- Google Chrome 51.0 and above
- Internet Explorer Not Supported
- Firefox 50.0 and above
- Safari 13.0 and above
- Opera 38.0 and above
- Edge 79 and above
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