https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Referrer-Policy から作成
下にいくほど緩い。
Policy |
downgrade |
equal or more secure |
same origin |
---|---|---|---|
|
no | no | no |
|
no | no | full |
|
no | origin | origin |
|
no | origin | full |
|
no | full | full |
|
origin | origin | origin |
|
origin | origin | full |
|
full | full | full |
legend:
column name | means |
---|---|
downgrade | when requesting http resource from https |
equal or more secure | having different origins and either of (http ← http or https ← http or https ← https) |
same origin | when origins are equal |
value | means |
---|---|
no | send nothing |
origin | send only scheme, host, port |
full | send the full URL |