Exemple à suivre : https://securityheaders.com/?q=imirhil.fr&followRedirects=on

The HTTP Content-Security-Policy response header allows web site administrators to control resources the user agent is allowed to load for a given page. With a few exceptions, policies mostly involve specifying server origins and script endpoints. This helps guard against cross-site scripting attacks (XSS).

Un générateur de CSP : https://report-uri.com/home/generate