HTML <link> referrerpolicy Attribute
Example
Specifies that no referrer information will be sent along with the request to the external style sheet:
<link rel="stylesheet" href="https://www.w3schools.com/w3css/4/w3.css" referrerpolicy="no-referrer">
Definition and Usage
The referrerpolicy
attribute specifies which referrer information to use when
fetching the resource.
Browser Support
The numbers in the table specify the first browser version that fully supports the attribute.
Attribute | |||||
---|---|---|---|---|---|
referrerpolicy | 51.0 | 79.0 | 50.0 | 11.1 | 38.0 |
Syntax
<link
referrerpolicy="no-referrer|no-referrer-when-downgrade|origin|origin-when-cross-origin|unsafe-url">
Attribute Values
Value | Description |
---|---|
no-referrer | No referrer information will be sent along with a request |
no-referrer-when-downgrade | Default. The referrer header will not be sent to origins without HTTPS |
origin | Send only scheme, host, and port to the request client |
origin-when-cross-origin | For cross-origin requests: Send only scheme, host, and port. For same-origin requests: Also include the path |
unsafe-url | Send origin, path and query string (but not fragment, password, or username). This value is considered unsafe |
❮ HTML <iframe> tag