Updated March 2021.
What are cookies?
Cookies are essential for the effective operation of our websites and to help your journey around our websites.
How long do they last?
Cookies will remain on your computer or mobile device for different periods of time. Some cookies are ‘session cookies’, which means they only exist when your browser is open and are automatically deleted when you close your browser or quit the app. Other cookies are ‘persistent cookies’, meaning they survive after your browser or app is closed and can be used by websites or apps to recognise your computer when you re-open your browser or app later.
How to manage cookies
You can set your browser to block cookies, please check your browser for instructions on how to do this. The effect of disabling cookies depends on which cookies you disable but, in general, the website may not operate properly if all cookies are switched off.
What type of cookies do we use?
When you visit our websites, we may place the following cookies:
Sharing on social media platforms
If you ‘share’ DTA content on social networks, such as Facebook and Twitter, you may be sent cookies from these websites. We do not control the settings of these cookies, so please check the third-party websites for more information about how to manage them.
More information on cookies
If you want to find out more information on cookies, including how to see what cookies have been set and how to manage and delete them, visit Wikipedia.org, www.allaboutcookies.org, or www.aboutcookies.org.