This service puts small files (known as ‘cookies’) onto your computer to collect information about how you browse the site.

Cookies are used to:

  • Measure how you use the website so it can be updated and improved based on your needs
  • Remember the notifications you’ve seen so that we don’t show them to you again

Our cookies aren’t used to identify you personally.

You’ll normally see a message on the site before we store a cookie on your computer.

Find out more about how to manage cookies.

Google Analytics cookies

We use Google Analytics to collect information about how you use the service which helps us to improve the service.

The Google analytics cookie collects and stores information about:

  • The pages you visit including how long you spend on each page
  • How you got to the service
  • What you click on while you are using the service
Name Description Expires
_ga Used to distinguish users. 2 years
_gat Used to throttle request rate. 10 minutes

Session cookies

We store session cookies on your computer to help keep your information secure while you use the service.

Name Description Expires
session A session cookie used for storing and retrieving values for a user. at end of session