Cookie Policy – National Portrait Gallery

Cookie Policy

What are cookies?

A "cookie" is a string of information which assigns you a unique identifier that we store on your computer. Your browser then provides that unique identifier to use each time you submit a query to the Site. We use cookies on the Site to, among other things, keep track of services you have used, record registration information, record your user preferences, keep you logged into the Site, facilitate purchase procedures, and track the pages you visit. Cookies help us understand how the Site is being used and improve your user experience.

TYPES OF COOKIES

The following types of cookies may be used when you visit the Site:

Strictly necessary cookies (essential)

Strictly necessary cookies (essential) are "first-party cookies", and can be either permanent or temporary. These are necessary cookies, without which the Site won't work properly or be able to provide certain features and functionalities. Some of these may be manually disabled in your browser, but may affect the functionality of the Site.
Cookie name Description Expiry
PHPSESSID This cookie is native to PHP applications. The cookie is used to store and identify a users' unique session ID for the purpose of managing user session on the website. The cookie is a session cookies and is deleted when all the browser windows are closed. Session
wordpress_test_cookie This cookie is used to check if the cookies are enabled on the users' browser. Session
gmtoffset Specifies the Greenwich Mean Time offset, which is the number of hours and minutes that the time differs from Greenwich Mean Time (also called Coordinated Universal Time, or UTC). Session
CWAT This cookie is used to store and identify a users' unique session ID for the purpose of managing user session on the website Session
UID This cookie is used to store and identify a users' unique session ID for the purpose of managing user session on the website Session
moove_gdpr_popup This cookie is used to record your choice to dismiss / accept the cookie policy 1 year

Cookies and similar technologies that measure website use (usage)

Cookies and similar technologies that measure website use (usage) monitor how users reached the Site, and how they interact with and move around once on the Site. These cookies let us know what features on the Site are working the best and what features on the Site can be improved.
Cookie name Description Expiry
_ga_gtag_* This cookie is used to throttle request rate 1 minute
_ga This cookie is used to distinguish users. 2 years
_gid This cookie is used to distinguish users. 24 hours

Third-Party Cookies

Third-party cookies may be place on your computer when you visit the Site by companies that run certain services we offer. These cookies allow the third parties to gather and track certain information about you. These cookies can be manually disabled in your browser.

How do I change my cookie preferences?

You have the option to change your cookie settings Most web browsers allow some control of most cookies through the browser settings. To find out more about cookies, including how to see what cookies have been set, visit aboutcookies or allaboutcookies. Find out how to manage cookies on popular browsers: Google Chrome Microsoft Edge Microsoft Internet Explorer Opera Apple Safari To find information relating to other browsers, visit the browser developer's website.

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