Cookie Policy

This website uses cookies to distinguish you from other users of the website. This helps us to provide you with a good experience when you browse our website and also allows us to improve the website.

By continuing to browse the website, you are agreeing to our use of cookies as set out by this policy.

1. Information about cookies

A cookie is a small file of letters and numbers that, if you agree to their use, is stored on your browser or the hard drive of your computer or device. They contain information that is transferred to your hard drive.

The cookies that we could use can be split into the following categories:

  • Strictly necessary cookies. These are cookies that are required for the operation of the website. They include, for example, cookies that enable you to log into parts of the website.

  • Analytical/performance cookies. These cookies allow us to recognise and count the number of visitors to the website and to see how they move around within the website when they are using it. This helps us to improve the way the website works, for example, by ensuring that users are easily finding what they are looking for.

  • Functionality cookies. These are used to recognise you when you return to the website. This enables us to personalise our content for you, greet you by name and remember your preferences (for example, your choice of language or region).

  • Targeting cookies. These cookies record your visit to the website, the pages you have visited and the links you have followed. We may share this information with third parties (see our Privacy Policy for more information on how we use information we collect from you).

2. The cookies we use

We use the following cookies:

Cookie Purpose Duration
crumb Prevents cross-site request forgery (CSRF). Session
Locked Prevents the password-protected screen from displaying if a visitor enters the correct site-wide password. Session
ss_cid Identifies unique visitors and tracks a visitor’s sessions on a site. 2 years
ss_cpvisit Identifies unique visitors and tracks a visitor’s sessions on a site 2 years
ss_cvisit Identifies unique visitors and tracks a visitor’s sessions on a site
30 minutes
ss_cvr Identifies unique visitors and tracks a visitor’s sessions on a site
2 years
ss_cvt Identifies unique visitors and tracks a visitor’s sessions on a site
30 minutes
_ga Identifies unique visitors and tracks a visitor’s sessions on a site
30 minutes
_gat Used to throttle request rate.
1 minute
_gid Used to distinguish users.
1 minute

Please note that third parties (including, for example, advertising networks and providers of external services like web traffic analysis services) may also use cookies, over which we have no control. These cookies are likely to be analytical/performance cookies or targeting cookies. Our privacy policy (available here) gives some more detail on these third parties and what services they provide to us.

3. How you can block cookies

You can block cookies by activating the setting on your browser that allows you to refuse the setting of all or some cookies.

However, please be aware that blocking cookies may affect your ability to use the website. In particular, you may not be able to access all or parts of the website, purchase products or use the functionalities contained on the website.