What functional cookies does the BBC use?

_iknow_session

Stores front-end session information in Bitesize.

ckns_news

Contains settings used in the delivery and development of BBC services on TVs.

ckns_sport

Contains settings used in the delivery and development of BBC services on TVs.

ckns_weather

Stores localisation information for weather content on BBC TV services.

ckps_acad_lang

Stores BBC Academy page language setting.

ckps_academy​_overlay​_beta_accept

Stores Opt in preference for BBC Academy beta site.

ckps_breaking​_seen

Stores the last article seen to prevent the banner repeating the last breaking news story.

ckps_cbbc_​channel_​banner_hidden / ckps_cbeebies_​channel_​banner_hidden

Remembers the user's choice in hiding a banner that suggests CBBC brands that they may be interested in.

ckps_hploc

Saves the location for the weather widget on bbc.com.

ckps_iplayer_cdn

To keep track of dismiss history of CDN modal which informs that users can see non-safeguarded contents.

ckps_iplayer_​unsupported

Stores when the user has dismissed the banner informing them that they are using an unsupported operating system e.g iOS 5.

ckps_kl_lang

Stores the language to be served.

ckps_language

Stores user language settings.

ckps_tviplayer_region

Stores the iPlayer TV region.

ckps_onward​Journey

Stores user preference for Continuous Play on/off and other player settings, on a per-product basis.

ckps_​smpj2OptIn

Stores user's preference for use of BBC Media Player on Android.

ckps_smp​Settings

Stores the accessibility and other customisation of BBC media player.

ckps_tap_​explicit

Stores parental guidance settings, favourited content (for non-signed in users), content consumption information (for non-signed in users), previous search terms, region setting, media quality setting, subtitle setting, beta mode setting, information on promotional banners seen and settings used in the delivery and development of BBC services on TVs.

ckps_tviplayer​_category_view

Stores the type of sort a user select in on the iPlayer category page (e.g A to Z).

ckps_tviplayer​_enablePers​Upsell

Displays iPlayer banner for enable personalisation in iPlayer.

ckps_tviplayer​_old_browser_​dismiss

Stores when the user has dismissed the banner informing them that they are using an unsupported browser e.g Internet Explorer 9.

ckps_tviplayer​_upsell_​dismiss

Stores when the user has dismissed the banner informing about that we have an iPlayer mobile application.

csrf_token

CSRF token used in Bitesize to prevent cross-site request forgery attacks.

currentURL

Things To Do uses it to remember the way you have your lists configured for the next time you visit the page.

ipbs

Stores user and app settings.

locserv

Stores users location data to provide the user with content relevant to their location.

rack.session

Rack session based cookie management for Bitesize.

timezone​_offset

Stores the local timezone in Bitesize.