These cookies are necessary for the website to function and cannot be switched off in our systems. They are usually only set in response to actions made by you which amount to a request for services, such as setting your privacy preferences, logging in or filling in forms. You can set your browser to block or alert you about these cookies, but some parts of the site will not then work. These cookies do not store any personally identifiable information.
| Cookie | Purpose | Duration | Setting Party |
| ci_session | Cookie normally associated with the Codelgniter framework for building PHP based applications. Usually used to maintain a user state during a browser session for consistency of user experience. By default the cookie is destroyed when the browser session ends, in which case it can be Essential. However, it can optionally be stored in a database and be used for tracking users for other purposes and in such cases a category of Essential will probably not apply. | A few seconds | First Party |
| PHPSESSID | PHP session cookie associated with embedded content from this domain. | Session | First Party |
| OptanonAlertBoxClosed | This cookie is set by websites using certain versions of the cookie law compliance solution from OneTrust. It is set after visitors have seen a cookie information notice and in some cases only when they actively close the notice down. It enables the website not to show the message more than once to a user. The cookie has a one year lifespan and contains no personal information. | 365 days | First Party |
| OptanonConsent | This cookie is set by the cookie compliance solution OneTrust. It stores information about the categories of cookies the site uses and whether visitors have given or withdrawn consent for the use of each category. This enables site owners to prevent cookies in each category from being set in the user's browser, when consent is not given. The cookie has a normal lifespan of one year, so that returning visitors to the site will have their preferences remembered. It contains no information that can identify the site visitor. | 365 days | First Party |
