The HTML <link> referrerpolicy Attribute is used to specify the reference information that will be sent to the server when fetching out the resource.
Syntax:
<link 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.
- unsafe-url: It sends origin, path and query string but not include fragment, password and username.
Example: Below code illustrates the use of <link> referrer policy attribute, we have set the referrerpolicy attribute to no-referrer.
HTML
<!DOCTYPE html><html>
<head>
<link id="linkid"
rel="stylesheet"
type="text/css"
href="styles.css"
sizes="16*16"
hreflang="en-us"
referrerpolicy="no-referrer">
</head>
<body style="text-align:center;">
<h1>GeeksForGeeks</h1>
<h2>
HTML Link referrerpolicy Attribute
</h2>
</body>
</html>
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Output:
Supported Browsers:
- Google Chrome 58.0
- Internet Explorer Not Supported
- Firefox 50.0
- Apple Safari 14.1
- Opera 45.0
- Edge 79.0