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Cookies

Below is a list of the main cookies set by Centrica.com, and what each is used for. For more information on cookies and the different cookie categories, please see our Privacy policy.

 

Cookies that are 'Strictly necessary'

Cookie name Cookie use Cookie duration Host Definition
userid Personalisation session .centrica.com Personalisation allows users to tailor the website to suit their specific needs. The Centrica web site's 'yourpage' feature uses an emailaddress and userid cookie to identify the specific user and serve up tailored content that they have selected.
emailaddress Personalisation session .centrica.com

Performance cookies

Cookie name Cookie use Cookie duration Host Definition
__utma Metrics: Google 2 years .centrica.com
.hsprod.investis.com
Centrica.com uses Google Analytics, a web analytics service provided by Google, Inc. Google Analytics sets a cookie in order to evaluate your use of the our website and compile reports on user activity.
Google stores the information collected by the cookie on servers in the United States. Google may also transfer this information to third parties where required to do so by law, or where such third parties process the information on Google's behalf. Google will not associate your IP address with any other data held by Google. By using centrica.com, you consent to the processing of data about you by Google in the manner and for the purposes set out above.
__utmb Metrics: Google 30 mins .centrica.com
.hsprod.investis.com
__utmc Metrics: Google session .centrica.com
.hsprod.investis.com
__utmz Metrics: Google 6 months .centrica.com
.hsprod.investis.com
aether Metrics: Gaia Insight 30 mins .centrica.com
gs7.globalsuccessor.com
We use Gaia Insight to enable us to understand how visitors interact with centrica.com particularly the paths visitors take through the site. This data is used to help understand how visitors interact with the site and the way in which they navigate through it. Your IP address and other personally identifiable data is not associated with any other data held by Gaia Insight.
is_returning Metrics: Crazy Egg 5 years .centrica.com We use Crazy Egg to see how visitors interact with areas of a page. No personally identifiable data is captured during this process.

Functionality cookies

Cookie name Cookie use Cookie duration Host Definition
cnabookmark Bookmarking 1 week .centrica.com The bookmark tool allows users to create a list of their favourite pages on the site by placing a cookie on the user's computer in order to remember the pages saved.
AR08 Report tools 1 year .centrica.com Report tools give you the facility to create your own list of important report pages and make notes to accompany them. You can then print your selected pages and notes, download them as a PDF, or email a list of the pages you've saved.
Report tools work by placing a cookie on the user's computer in order to remember the pages or notes saved. The cookie stores a unique number. This number is used to identify which pages/notes the user has saved. The use of the cookie means that when the user comes back to the site (unless they have deleted the cookie) their saved items will still be available, without requiring them to create an account and log in each time. Information from the cookies is not used to identify individual users of the site.
AR09 Report tools 1 year .centrica.com
AR10 Report tools 1 year .centrica.com
AR11 Report tools 1 year .centrica.com
CR10 Report tools 1 year .centrica.com
dm Report navigation (2010 and 2011 Annual Report) 1 week .centrica.com To remember a user's preferences for how the navigation displays as they browse through the report.
CNA_Business_Cookie Flash navigation (Our businesses page) 1 month .centrica.com In some cases a cookie is used when a Flash element is loaded onto a page in order to return user to the same scene if they navigate away from and then back to the page containing Flash.
CNA_AboutUs_Cookie Flash navigation (About us page) 1 month .centrica.com
scene Flash navigation (2008 Annual Report) session .centrica.com
link Remembering position within the homepage Flash movie (2008 Annual Report) session .centrica.com
flashscene Flash navigation (2009 Annual Report) session .centrica.com
ASPSESSIONID
xxxxxxxx
Session cookies session .centrica.com
gs7.
globalsuccessor
.com
Used to ensure that you are recognised when you move from page to page within the Website and that any information that you have entered is remembered. This minimises the need to authenticate or reprocess each new area of the Website that you visit.
predisclaimer disclaimer session .centrica.com Disclaimer cookies are used to remember that a user has confirmed they have read an important message so that the same message is not presented to them again, for example for an Investor presentations disclaimer.
rightsissue disclaimer session .centrica.com Disclaimer cookies are used to remember that a user has confirmed they have read an important message so that the same message is not presented to them again, for example for a Rights issue disclaimer.
sifrFetch sIFR text (2008 Annual Report) session centrica.com sIFR is scalable Inman Flash Replacement, a method for rendering text on web pages. sIFR is used where the fonts used are not optimised for use online, causing them to display incorrectly on some computers. It works by embedding a font in a Flash element that displays the text.
Cookies are used with sIFR to improve the loading time for pages – cookies remove the need to download the same functionality multiple times. Information from the cookies is not used to identify individual users of the site.
html5alert iPad notification session centrica.com Used to detect whether an iPad user on centrica.com has seen the welcome screen to alert them to the availability of the iPad web app

Third party functionality cookies

Centrica.com uses a number of suppliers who also set cookies on our website on our behalf in order to deliver the services that they are providing. A list of all third party cookies that are used on Centrica.com and what each is used for appears below. These are all Functionality cookies.

Cookie name Cookie use Cookie duration Host
ASPSESSIONID Results webcast session www.emincote.com
JSESSIONID Share price chart session hsprod.investis.com
fesettings%5FsecurityString Careers application session gs7.globalsuccessor.com
fesettings%5FClientUseASPSession Careers application session gs7.globalsuccessor.com
fesettings%5FASPSessionConfirmed Careers application session gs7.globalsuccessor.com