This is the new *CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [AWS CloudFormation User Guide](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::CloudFront::ResponseHeadersPolicy ReferrerPolicy
<a name="aws-properties-cloudfront-responseheaderspolicy-referrerpolicy"></a>

Determines whether CloudFront includes the `Referrer-Policy` HTTP response header and the header's value.

For more information about the `Referrer-Policy` HTTP response header, see [Referrer-Policy](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Referrer-Policy) in the MDN Web Docs.

## Syntax
<a name="aws-properties-cloudfront-responseheaderspolicy-referrerpolicy-syntax"></a>

To declare this entity in your CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-cloudfront-responseheaderspolicy-referrerpolicy-syntax.json"></a>

```
{
  "[Override](#cfn-cloudfront-responseheaderspolicy-referrerpolicy-override)" : Boolean,
  "[ReferrerPolicy](#cfn-cloudfront-responseheaderspolicy-referrerpolicy-referrerpolicy)" : String
}
```

### YAML
<a name="aws-properties-cloudfront-responseheaderspolicy-referrerpolicy-syntax.yaml"></a>

```
  [Override](#cfn-cloudfront-responseheaderspolicy-referrerpolicy-override): Boolean
  [ReferrerPolicy](#cfn-cloudfront-responseheaderspolicy-referrerpolicy-referrerpolicy): String
```

## Properties
<a name="aws-properties-cloudfront-responseheaderspolicy-referrerpolicy-properties"></a>

`Override`  <a name="cfn-cloudfront-responseheaderspolicy-referrerpolicy-override"></a>
A Boolean that determines whether CloudFront overrides the `Referrer-Policy` HTTP response header received from the origin with the one specified in this response headers policy.  
*Required*: Yes  
*Type*: Boolean  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`ReferrerPolicy`  <a name="cfn-cloudfront-responseheaderspolicy-referrerpolicy-referrerpolicy"></a>
The value of the `Referrer-Policy` HTTP response header. Valid values are:  
+  `no-referrer` 
+  `no-referrer-when-downgrade` 
+  `origin` 
+  `origin-when-cross-origin` 
+  `same-origin` 
+  `strict-origin` 
+  `strict-origin-when-cross-origin` 
+  `unsafe-url` 
For more information about these values, see [Referrer-Policy](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Referrer-Policy) in the MDN Web Docs.  
*Required*: Yes  
*Type*: [String](#aws-properties-cloudfront-responseheaderspolicy-referrerpolicy)  
*Pattern*: `^(no-referrer|no-referrer-when-downgrade|origin|origin-when-cross-origin|same-origin|strict-origin|strict-origin-when-cross-origin|unsafe-url)$`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)