Cookies are text files containing small amounts of data which are downloaded to your computer, or other device, when you visit a website. They are useful because they allow us to recognise your computer and improve your experience on our websites. Some cookies are also needed for the operation of our websites.
Last updated: 23rd June 2019
The table below lists the cookies we use and explains why we use them.
| Cookie name | Expiry | Purpose |
|---|---|---|
| _cfduid | 1 year | Used by Cloudflare (the content network) to identify trusted web traffic. |
| _dc_gtm_UA-# | Session | Used by Google Tag Manager to control the loading of a Google Analytics script tag. |
| _ga | 2 years | Registers a unique ID that is used to generate statistical data on how the visitor uses the website. |
| _gid | Session | Registers a unique ID that is used to generate statistical data on how the visitor uses the website. |
| _gat | Session | Used by Google Analytics to throttle the request rate. |
| gwcc | 3 months | Used by Google Analytics to collect visitor data. |
| collect | Session | Used to send data to Google Analytics about the visitor's device and behaviour. This tracks the visitor across devices and marketing channels. |
| SECFOSSESSID | Session | Used by the website to store the session ID |
| cookie_policy | 1 year | Used to store cookie policy acceptance |
| GPS | 1 day | Registers a unique ID on mobile devices to enable tracking based on geographical GPS location. |
| YSC | Session | Registers a unique ID to keep statistics of what videos from YouTube the user has seen. |
| VISITOR_INFO1_LIVE | 179 days | Tries to estimate the users' bandwidth on pages with integrated YouTube videos. |
| PREF | 8 months | Registers a unique ID that is used by Google to keep statistics of how the visitor uses YouTube videos across different websites. |