header Behavior
Parameters
Determines whether any HTTP headers are included in requests that CloudFront sends to the origin. Valid values are:
`none`– No HTTP headers in viewer requests are included in requests that CloudFront sends to the origin. Even when this field is set to`none`, any headers that are listed in a`CachePolicy`are included in origin requests.`whitelist`– Only the HTTP headers that are listed in the`Headers`type are included in requests that CloudFront sends to the origin.`allViewer`– All HTTP headers in viewer requests are included in requests that CloudFront sends to the origin.`allViewerAndWhitelistCloudFront`– All HTTP headers in viewer requests and the additional CloudFront headers that are listed in the`Headers`type are included in requests that CloudFront sends to the origin. The additional headers are added by CloudFront.`allExcept`– All HTTP headers in viewer requests are included in requests that CloudFront sends to the origin, except for those listed in the`Headers`type, which are not included.