| Cookie Name | Purpose |
| hploc cookie | Used to store your user preferences for the homepage in order to give you area-specific News, TV, Radio and Weather. |
| BBC-UID cookie | A unique identifier given to each computer to allow log analysis to determine the number of unique users for various parts of bbc.co.uk. Data is only used in aggregate. |
| BGUID cookie | This cookie is being rolled out as a replacement to the BBC-UID cookie. It has a slightly extended purpose to the BBC-UID cookie: as well as being used in log analysis to determine the number of unique users for various parts of bbc.co.uk (using aggregate data), this BGUID cookie is also used as a key to storing preferences and personalisation data for sites such as the BBC Homepage and BBC iPlayer. |
| BBCMediaselector cookie | Used to store your user preferences for Audio-Video content from bbc.co.uk - format (Real player or Windows Media player) and quality (narrowband or broadband). |
| mstouch cookie | Used if we have needed to reset your BBCMediaSelector cookie. |
| BBCPostcoder cookie | Used to store your user preferences for geographic specific content on bbc.co.uk - allows pages to present information for your local area, primarily on the homepage, but also in other areas like bbc.co.uk/arts. |
| BBCWEACITY cookie | Used to store your user preferences for home city - allows the weather site to present information for your local area. |
| SSO2-UID cookie | Used to allow you to be automatically signed in to a bbc.co.uk service which you have previously registered for. |
| BBC-H2-User cookie | Used for user authentication for the bbc.co.uk messageboard system. |
| rmRpDetectReal cookie | Used to store a preference to prevent 'You don't have Real player installed ...' alerts coming up if you really don't want to install it and don't want to be pestered with requests to do so. |
| *votename* cookie | Some voting systems on bbc.co.uk may set a cookie to discourage voters voting more than once. In each case the cookie's name will reflect the vote in question. |
| pulse cookie | Used to ensure that once you have taken a BBC survey, or said that you don't want to be surveyed, that you are not offered the same survey again. |
| bbcComSurvey | Used to ensure that once you have taken a BBC or BBC Worldwide survey, or said that you don't want to be surveyed, that you are not offered the same survey again. This cookie is used when there are two concurrent surveys being run. |
| myway | Used to store your user preference for which colours to use (for example, high contrast colour scheme) on bbc.co.uk/accessibility |
| BBCLiveStats | Used to capture the co-ordinates of clicks made on the BBC website pages. The cookie expires after 8 seconds and the information is used to inform editorial decisions about page layout and promotion. |
| BBCNewsCustomisation | Used to store user preferences for customisable elements, where available, within news.bbc.co.uk. |
| BBCMobilePref2 | Is a unique identifier for mobile phone users of bbc.co.uk which is used to recognise revisiting users in order to offer them a more personalised user experience. |
| abtst_id | Used to anonymously test different design ideas for sites within the BBC (known as 'A-B testing'), with the 'id' indicating which part of the site is conducting the testing. |
| IDENTITY | The IDENTITY cookie is used to allow you to sign in to the BBC website. If you ticked 'Remember Me on this computer' this cookie will remain on your computer for up to 30 days or until you click 'sign out'. Until that time, you'll remain signed in to the BBC website. If you didn't tick 'Remember Me', this cookie will be removed when you close your browser session. |
| HTTPS-IDENTITY | This cookie provides extra security with your BBC iD accounts. If you view a BBC page using HTTPS, this cookie will be passed over that encrypted connection. As such this cookie provides the most security when identifying you as a user. |
| IDENTITY_SESSION | This cookie is used by BBC iD to identify you as a user between page loads. This allows BBC iD to remember certain settings, like which part of the BBC website you were using before you were asked to sign in or register. This cookie is destroyed each time you close your browser. |
| Cookies used by the BBC’s internal iStats system, hosted by Nedstat (now Comscore): | |
| s1 | Like the BBC-UID cookie, this is a unique identifier given to each computer to allow log analysis to determine the number of unique users for various parts of bbc.co.uk. Data is only used in aggregate. |
| ns_session | Used with the s1 cookie to identify user sessions on bbc.co.uk. Data is only used in aggregate. |
| ns_cookietest | Used to confirm that your browser is able to accept cookies. |
| ns_ux | Used to identify how users interact with various parts of bbc.co.uk. Data is only used in aggregate. |
| NO-SA | Used to identify users who wish to opt out of the BBC’s internal iStats system, hosted by Nedstat (now Comscore). |