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Our cookie list The aim of this cookie list is to help you recognise the cookies placed on your browser when you visit our websites or see adverts for us elsewhere.

We have tried to cover all the cookies which we, or our technology partners, use but please bear in mind that sometimes there may be a short delay in updating this list. If you do notice a discrepancy, or think a cookie is missing, please let us know.

Our which.co.uk cookies

JSESSIONID

This cookie is a ‘session cookie’ and tells us that you are actively using our site. This way we can always know, at any given time, how many users we have visiting.

COOKIE_USERNAME_WOL

Once you’ve logged on to our website as a member, this cookie will remember your login details if you tick the ‘remember me’ box.

COOKIE_DISPLAYNAME_WOL

This cookie is used in the member generated content areas of our site, such as our product reviews and forums. Its job is to display your name and to attribute any posts that you make to you.

NSC_xxx.xijdi.dp.vl-IUUQ

This is a technical ‘session’ cookie set by our website to share the number of visitors we get on our site between web servers. This is so the site does not get overloaded and can perform at its optimum potential.

anonId

This cookie is used to give a unique number to website 'browsers' so each one can be recognised if needs be.

uid, _csuid, _csoot

These cookies are used by Add This, one of our technology partners. They track which of the social networking options you use (email a friend, send to Facebook etc). This information is only collected in aggregate form so we can tell which are the most popular tools.

s_pers, s_sess, s_vi and fpc10001177276537

These cookies are used to collect our web analytics data – such as visits per page. This is then sent to our technology partners Omniture who provide us with statistical analysis.

source_code

If you have come to us by clicking through a Google Ad, a link to our website on one of our partner sites or a banner ad, this cookie may be set on your browser when you click through so we know where you came from – and which adverts of ours are proving popular.

offer_code

This cookie does what the source_code cookie does - but if you’re not already a member of Which? it lets us know which product, bundle or offer displayed on a search engine or affiliate site you are responding to.

at

This ‘session’ cookie is set on login to enable you to comment on our reviewed products during your visit.

Vervecookieenabledcheck

This cookie is set to initiate our online surveys. If a survey is running and you have cookies enabled, then the survey will appear the first time you come to a page containing it, at which point you are given options on how to proceed.

Our static.which.net cookies

s_pers

This cookie is used to collect web analytics. This information is sent to our technology partners Omniture who provide us with statistical analysis.

NSC_xxx.xijdi.dp.vl-IUUQ

This is a technical ‘session’ cookie set by our website to share the number of visitors we get on our site between web servers. This is so the site does not get overloaded and can perform at its optimum potential.

Our search.which.co.uk cookies

uid

Set by our search engine to uniquely identify your computer’s search session

Our which-local.co.uk cookies

NSC_xijdi-mdpbm.dp.vl-IUUQ

A technical cookie set by our website to share website usage load between our web servers.

ASP.NET_SessionId

This cookie is a ‘session cookie’ and tells us that you are actively using our site. This way we can always know, at any given time, how many users we have visiting.

cookieenabledcheck

This cookie checks to see if your browser can accept cookies. If it is set to reject all cookies, this cookie will let us know so we can send you an error message to let you know that our website cannot function properly without enabling cookies.

fpc10003085618

This cookie is used to collect our web analytics data – such as visits per page. This is then sent to our technology partners Omniture who provide us with statistical analysis.

HideGettingStarted

If you select the option on the home page to hide the ‘help’ panel, this cookie will ensure it remains hidden each time you re-visit the site.

Our which-switch.co.uk / switchwithwhich.co.uk cookies

PHPSESSID

This cookie is a ‘session cookie’ and tells us that you are actively using our site. This way we can always know, at any given time, how many users we have visiting.

NSC_txjudi.xijdi.dp.vl-IUUQ

This is a technical ‘session’ cookie set by our website to share the number of visitors we get on our site between web servers. This is so the site does not get overloaded and can perform at its optimum potential.

lastvisit

This cookie is set to tell us when you last visited the Which? Switch site. It will therefore only be stored on your browser if you are a repeat visitor.

ws_start

This cookie is set to identify the time of the start of your visit .

wsTack

This cookie is set to tell us when you last visited the Which? Switch site. It will therefore only be stored on your browser if you are a repeat visitor.

ws_log

This cookies is set to log which pages of our website are visited.

__utmz, __utma, __utmc, utmb

These cookies are set to collect web analytics data for the Google Web Analytics tool used with Which? Switch.

Our secure.securewhich.co.uk cookies

jtid_www_gwft, source_code_www_gwft, jtid_www_money, source_code_www_money, source_code_www_legalservice, source_code_www_magazine

These cookies may be set to identify the source of your visit to our magazine registration pages from search engines or affiliate marketing partners etc. to ensure you get the correct offer.