| Strict-Transport-Security | max-age= | Good | Declare that a website is only accessible over a secure connection (HTTPS).
Click to learn more... |
| X-Frame-Options | SAMEORIGIN
SAMEORIGIN | Good | Indicate whether a browser should be allowed to render a page in a <frame>, <iframe>, <embed> or <object>.
Click to learn more... |
| X-Content-Type-Options | nosniff
nosniff | Good | Indicate that the MIME types advertised in the Content-Type headers should be followed and not be changed.
Click to learn more... |
| Content-Security-Policy | upgrade-insecure-requests; upgrade-insecure-requests; | Good | Control resources the user agent is allowed to load for a given page.
Click to learn more... |
| Referrer-Policy | strict-origin-when-cross-origin
strict-origin-when-cross-origin | Good | Control how much referrer information should be included with requests.
Click to learn more... |
| Clear-Site-Data | — | Good | Control the data stored by a client browser for their origins.
Click to learn more... |
| X-Permitted-Cross-Domain-Policies | none
none | Good | Control whether a web client such as Adobe Flash Player or Adobe Acrobat has permission to handle data across domains.
Click to learn more... |
| Permissions-Policy | geolocation=(); midi=(); notifications=(); push=(); sync-xhr=(); accelerometer=(); gyroscope=(); magnetometer=(); payment=(); camera=(); microphone=(); usb=(); xr=(); speaker=(self); vibrate=(); fullscreen=(self); accelerometer=(); autoplay=(); camera=(); cross-origin-isolated=(); display-capture=(self); encrypted-media=(); fullscreen=*; geolocation=(self); gyroscope=(); keyboard-map=(); magnetometer=(); microphone=(); midi=(); payment=*; picture-in-picture=(); publickey-credentials-get=(); screen-wake-lock=(); sync-xhr=(); usb=(); xr-spatial-tracking=(); gamepad=(); serial=() | New | Allow and deny the use of browser features in a document or iframe.
Click to learn more... |
| Cross-Origin-Embedder-Policy | unsafe-none; report-to='default'; report-to='default' | New | Configure embedding cross-origin resources into the document.
Click to learn more... |
| Cross-Origin-Opener-Policy | unsafe-none
unsafe-none | New | Ensure a top-level document does not share a browsing context group with cross-origin documents.
Click to learn more... |
| Cross-Origin-Resource-Policy | cross-origin
cross-origin | New | Request that the browser blocks no-cors cross-origin/cross-site requests to the given resource.
Click to learn more... |
| X-XSS-Protection | 1; mode=block; mode=block | Deprecated | Deprecated. Stops pages from loading when they detect reflected cross-site scripting (XSS) attacks.
Click to learn more... |
| Feature-Policy | — | Deprecated | Deprecated. Replaced by the Permissions-Policy header.
Click to learn more... |
| Expect-CT | — | Deprecated | Deprecated. Opt in to reporting and/or enforcement of Certificate Transparency requirements.
Click to learn more... |
| Public-Key-Pins | — | Deprecated | Deprecated. Allows HTTPS websites to resist impersonation by attackers using mis-issued or otherwise fraudulent certificates.
Click to learn more... |