Functional cookies

A list of the functional cookies used on this site

Cookie Purpose Expiry
.ASPXAUTH This cookie is supports the login functionality for my.blood.co.uk. Cookies are deleted on browser closure unless the browser settings or user over rule this.
__RequestVerificationToken This cookie supports the technical framework (MVC4) for my.blood.co.uk by generating a code when the application is loaded in the client browser and sent back to server for verification. Cookies are deleted on browser closure unless the browser settings or user over rule this.
ASP.NET_SessionId This cookie is used by my.blood.co.uk to manage the automatic timeout of a logged in status as part of the applications security features. Cookies are deleted on browser closure unless the browser settings or user over rule this.
ASP.NET_SessionId This cookie is used by smartsurvey.co.uk when a user completes a survey. The cookie is used to manage progress in a survey only. Cookies are deleted on browser closure unless the browser settings or user over rule this.
JSESSIONID .nr-data.net - The JSESSIONID cookie is used to store a session identifier so that New Relic can monitor session counts for an application. The cookie value is generated by Jetty https://docs.newrelic.com/docs/browser/new-relic-browser/page-load-timing-resources/new-relic-cookies-used-browser
sf This cookie is used by my.blood.co.uk to remember the location (e.g. Sheffield) if a user performs a location search before logging in. Cookies are deleted on browser closure unless the browser settings or user over rule this.
sgpm* (where the * will be random letters and numbers) This cookie is used by popupmaker.com to support features such as remembering a pop up was shown e.g. guidance for contacting us. If such features are not used then no cookie will be present. Cookies are deleted on browser closure unless the browser settings or user over rule this.
SERVERID This cookie is used for balancing traffic across multiple servers. Cookies are deleted on browser closure unless the browser settings or user over rule this.
nhsbt_user_cookie This cookie is used by my.blood.co.uk if a user wants their user name to be remembered for sign in. The username is then stored in the cookie. Stored for 1 year after creation unless the browser settings or user over rule this.
BD[number] or BT[number] Supports functionality that displays messages on certain pages. For example, to advise on appointment booking options. Cookies are deleted on browser closure unless the browser settings or user over rule this.
NID Created by Google reCAPTCHA as a unique ID used to remember preferences Various but tend to be approximately 6 months after creation unless the browser settings or user over rule this.
CONSENT Used by Google for cookie consent settings Stored for 20 years after creation unless the browser settings or user overrule this.