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| Name | Essential | Expires | Description | Contains personal data |
|---|---|---|---|---|
| Y | Session | Used during account creation, login, or password reset to prefill form. Created when E-mail address is provided in URL as a query parameter. |
Y | |
| destination_url | Y | Session | Used during login to redirect to the requested page. Created when user visits URL which required authentication. They are redirected to login page and value from cookie is used to redirect back to originally requested URL after authentication. Deleted after authentication. |
N |
| sso_destination_url | Y | Session | Used during SSO login to redirect to the requested page. Created when response from SSO provider is returned with redirect URL, for example to 2FA form. Deleted after authentication. |
N |
| sso_payload | Y | Session | Used during SSO authentication when 2FA is enabled. Created when response from SSO provider is returned. Deleted after authentication. |
Y |
| authentication_data | Y | next page view | Used during full-screen login to return data to the JavaScript application. Created when response from SSO provider is returned. Deleted after authentication. |
Y |
| theme_ids | Y | 1 year | Remembers user theme personalization if “Make this my default theme on all my devices” is not ticked. Created when personal preferences are changed. Deleted when personal preferences are reset to default. |
N |
| color_scheme_id | Y | 1 year | Remembers user color scheme personalization if “Set default colour scheme(s) on all my devices” is not ticked. Created when personal preferences are changed. Deleted when personal preferences are reset to default. |
N |
| dark_scheme_id | Y | 1 year | Remembers user dark colors personalization if “Set default colour scheme(s) on all my devices” is not ticked. Created when personal preferences are changed. Deleted when personal preferences are reset to default. |
N |
| text_size | Y | 1 year | Remembers user text size personalization if “Make this the default text size on all my devices” is not ticked. Created when personal preferences are changed. Deleted when personal preferences are reset to default. |
N |
| cn | Y | Session | Client clear notifications. Created after notification is clicked. Deleted when page is loaded. |
N |
| _bypass_cache | Y | Session | Used to skip cache. Created on SSO callback. |
N |
| _t | Y | 1440 hours | User authentication token cookie. Expiry date can be configured with maximum_session_age site setting. Created after authentication. Deleted after logout. |
N |
| _forum_session | Y | Session | Session cookie. Created when page is loaded. |
N |
| dosp | Y | next page view | Temporary cookie that informs client denial of service protection is in place. Created when page is loaded. |
N |
| cookietest | Y | Session | Check if cookies are enabled. Created when authentication fails to ensure that cookies are enabled (disabled cookies may be a reason for failure). |
N |
| __profilin | N | Session | Developer only, used by rack-mini-profiler to bypass work. Created when page is loaded |
N |
| _ga | N | 2 years | Google Analytics cookie. ONLY set if configured to use GA. Created when page is loaded. |
N |
| _gat | N | 1 minute | Google Analytics cookie. ONLY set if configured to use GA Created when page is loaded. |
N |
| _gid | N | 24 hours | Google Analytics cookie. ONLY set if configured to use GA Created when page is loaded. |
N |