The CSP 'referrer' directive allows site owners to set a Referrer Policy ( for their page from an HTTP header. The 'referrer' directive has been removed from the spec and replaced with the Referrer-Policy header. This feature was added in Chrome 33.


Specification link

Specification currently under development in a Working Group

Status in Chromium


Removed (tracking bug)

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

  • Shipped/Shipping
  • No signal
  • No signals


Last updated on 2020-11-09