How do cookie prefixes (e.g., __Secure-, __Host-) affect domain restrictions?

First-Party Cookies: These cookies are created and owned by your website and are used to recognize a person on your domain only. They are enabled by default ... Mar 12, 2025 ... ... cookies on the URL path you enter. Domain: enter a domain or subdomain where cookies will be deactivated. This must be entered as a domain ... Jul 28, 2021 ... I have an error showing on all of my sites matomo.js:12 There was an error setting cookie _pk_testcookie_domain. Please check domain and path. Nov 10, 2024 ... This section configures the session cookie behavior and the domains which Authelia can service authorization requests for. Jul 30, 2018 ... I am trying to set the cookie for the specific domain(as I have multiple websites and I don't want to share them) so for this, I changed the configuration. Cookies with an overly broad domain, such as “.mybank.com”, can be accessed by all web applications deployed on this domain and its sub-domains. A cookie with ... If a user agent receives a Set-Cookie response header whose NAME is the same as a pre-existing cookie, and whose Domain and Path attribute values exactly ( ... Feb 1, 2022 ... I would double check that the browsers are not set to block 3rd party cookies. Then, make sure the SSL certificate you are using is trusted. A cookie with the __Host- prefix must also have a path of / and must not have a Domain attribute. Learn more: Cookie prefixes. HTTPOnly. If a Set-Cookie header ... Aug 11, 2016 ... How to Properly Implement Subdomain Tracking · Step 1: Set the Cookie Domain · Step 2: Update Your Referral Exclusion List.