What are cookies?
Cookies are small text files that are sent to your computer by websites that you visit.
They are used widely to improve how websites work, such as enabling interactive features, and to provide information to website owners about how their site is used and how well it is performing.
Legislation about cookies
Below, you can find information about all the cookies that we use on the Natural History Museum ("NHM") website ("The Site"), and our affiliated websites.
Cookies that are essential to the website function
|JSESSIONID||Used when you log in to the main area of the Museum's website to use our Nature Plus forums, Jobs website or online shop.|
|ASP.NET_SessionId||Session cookies that are used to manage logged in users.||Used within our recruitment portal http://nhm.irecruittotal.com.|
|_dc_gtm_UA-57477456-19||Used to load scripts and code into a page.|
|.ASPXAUTH||Used to determine if a user is authenticated.|
|ASP.NET_SessionId||Used to maintain an anonymised user session.||This cookie is used on the Wildlife Photographer of the Year site.|
|nhm.sso.loggedIn||Used when you log in to the main area of the Museum's website to use our Nature Plus forums, Jobs website or online shop.|
|WPY_DashboardFirstTimeMessageShown||Used by the Wildlife Photographer of the Year site to display the correct information to a user.|
|ROUTEID||Used for persistence by EBEAC and Synthesys applications.|
|SESSION||Used to identify the user’s session while purchasing memberships.|
|__cfduid||Used to speed up page load times.|
|stsservicecookie, x-ms-cpim-cache, x-ms-cpim-csrf, x-ms-cpim-sso, x-ms-cpim-trans, x-ms-gateway-slice||Multiple cookies required for Azure B2C sso functionality.|
|__cfduid||Used to identify individual clients behind a shared IP address and apply security settings on a per-client basis.|
|__cfduid||Used by RawGit to serve raw files directly from GitHub.|
|MoodleSession||Used by Moodle to provide continuity and maintain a user's login from page to page. When you log out or close the browser this cookie is destroyed (in your browser and on the server).||Moodle is an online training platform that hosts some of the Museum's training options.|
Cookies that support marketing services
We use third party advertising cookies to track the actions of visitors to our site. That information lets us assess the effectiveness of our digital advertising and allows us to serve more relevant ads on third party websites.
This includes showing you adverts we think may interest you based on the pages you visit on our site, limiting the number of times that a given ad is shown to you, and removing those who have already bought tickets from any future ticket sales campaigns. We may also use the information collected by these cookies to help inform how we communicate with other users with a similar web browsing profile to those who have visited the site.
|dmSessionID, recordID||Multiple cookies used by the email marketing company DotMailer to track when email campaign recipients land on the target website, which enables monitoring of the effectiveness of a campaign.|
|_fbp||Used by Facebook to deliver a series of advertisement products such as real time bidding from third party advertisers.|
|fr||Used by Facebook to collect data for targeted advertising.|
|1P_JAR, NID||Multiple cookies used by Google to collect data that profiles the interests of web users for advertising purposes.|
|PREF||Used by YouTube to store user preference and personalise adverts on Google searches.|
|GPS, YSC, VISITOR_INFO1_LIVE||Multiple cookies used by Youtube to collect data for targeted advertising.|
|IDE||This domain is owned by Doubleclick (Google). The main business activity is: Doubleclick is Googles real time bidding advertising exchange|
|test_cookie||Used by Doubleclick (Google's real time bidding advertising exchange).|
|u2, eyeblaster, ActivityInfo2, OT2||Used by Sizmek for multi-platform targeted advertising services.|
|OT_7973||Used by Sizmek for multi-platform targeted advertising services.|
|_gw.||A persistent cookie for GetSiteControl used for widget targeting.||This cookie is set for one year.|
|_gs||A session cookie for GetSiteControl. It contains information on server targeting, visitors' IP addresses, and geolocation.||This cookie is erased when a site visitor closes their browser.|
|_gu||A persistent cookie for GetSiteControl used mainly for chat functionality.||This cookie is set for one year.|
|auth_token, twll||Used by Twitter to collect data that is primarily used for tracking and targeting.|
|GAPS||This cookie is used by Google. Google sets a number of cookies on any page that includes a Google product such as YouTube videos. The Museum has no control over these cookies. They measure the number and behaviour of Google users.||Cookies in this domain have lifespans between one month to two years.|
|remember_checked, remember_checked_on, lang, secure_session||Multiple cookies used by Twitter to collect data that is primarily used for tracking and targeting. The data is collected from the 'Tweet this' function on the Museum's website.|
|sc_anonymous_id||The data collected by this cookie is used by Soundcloud, and is collected from pages which contain sound files embedded from the Soundcloud website.||Soundcloud is a German company providing social sharing services centred around soundclips.|
|CheckConnectionTempCookie836, CheckConnectionTempCookie978||Multiple cookies used by Google. Google sets a number of cookies on any page that includes a Google product such as YouTube videos. The Museum has no control over these cookies. They measure the number and behaviour of Google users.|
Cookies that support analytics services
|_gat||Used by Google Analytics to limit the amount of data recorded on high traffic websites.|
|__utmz||Used by Google Analytics to identify the source of traffic to the site.||The cookie has a life span of six months and is updated every time data is sent to Google Analytics.|
|_ga||Used by Google Universal Analytics to distinguish unique users by assigning a randomly generated number as a client identifier.|
|__utmt, _gat||Multiple cookies used by Google Analytics to throttle the request rate for the service.|
|_hjIncludedInSample||Used by HotJar to uniquely identifies a visitor during a single browser session and indicate they are included in an audience sample.|
|_gid||Used by Google Universal Analytics to store and update a unique value for each page visited.|
|__utma, __utmb, __utmc, __utmt, __utmz, __utmv||Multiple cookies used by Google Analytics to track visitor behaviour and measure site performance.|
|utm_campaign, utm_medium, utm_source||Used by Google Analytics to store campaign information.|
|_gaexp||An Optimize cookie used to determine a user's inclusion in an experiment and the expiry of experiments a user has been included in.|
|_hjShownFeedbackMessage||Used by Hotjar when a visitor minimizes or completes Incoming Feedback.|
|CONSENT||Used by Google to profile the interests of web users.|
|_hjid||Used by Hotjar when the customer first lands on a page with the Hotjar script. It is used to persist the random user ID, unique to that site on the browser.|
Opting out of receiving cookies
You can decline cookies by modifying the privacy settings in your web browser. However, if you do this you may not be able to use all the interactive features of our website or other sites.
Last updated: 16 January 2020