Research Institute
for International Taxation

Ausschnitt eines Glasdachs des LC Gebäude

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Name	Purpose	Lifetime	Provider
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Name	Purpose	Lifetime	Provider
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IDE	Contains a randomly generated user ID. Using this ID, Google can recognize the user across different websites across domains and display personalized advertising.	1 year	Google
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xs	Used to maintain a Facebook session. It works in combination with the c_user cookie to authenticate the user's identity on Facebook.	1 year	Facebook
fr	Used to serve advertisements and measure and improve their relevance.	90 day	Facebook
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sb	Used to save browser details and Facebook account security information.	2 year	Facebook
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spin	Cookie for advertising purposes and reporting on social campaigns.	session	Facebook
presence	Contains the "Chat" status of a logged in user.	1 month	Facebook
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cppo	Cookie for statistical purposes.	90 day	Facebook
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secure_session	This cookie is set when Twitter is embedded on the page. E.g. Twitter's like or sharing functions.	14 year	Twitter
guest_id	This cookie is set by Twitter when a visitor shares content from the WU website on Twitter.	2 year	Twitter
personalization_id	This cookie is set by Twitter to measure the performance of Twitter advertising campaigns in a user's browsers and devices	2 year	Twitter
remember_checked	This cookie is set by when Twitter is embedded on the page. Twitter collects data that is mainly used for tracking and targeting.	4 year	Twitter
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CONSENT	This cookie is used to support Google's advertising services.	20 year	YouTube
OTZ	Aggregated analysis of website visitors.	17 day	YouTube
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Research Institute for International Taxation