Disabling referer headers

[hrj]

network.http.sendReferheader

 0 means never send, breaks many sites
 1 means send only for clicked links, works fine for most sites
 2 (default) means send always.

Recommendation can be to set to 0 or 1. More details here.

network.http.sendSecureXSiteReferrer

true (default) Send referer header when navigating from one https site to another.
false Don't send referer header when navigating from one https site to another

Recommendation can be false. More details here

[amq]

This list aims to block core Firefox features which *actively* leak data to third-party services.

We are not breaking the browsing experience, so you won't find things like spoofing referrers and canvas properties here.