Cookie States and Tracking Behavior

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Tag functionality Cookie state wtid.js Cookie setting and detection Session functionality Parameters and events
New cookie configuration state for EU Privacy Act 1st party disabled, 3rd party disabled No request made No 1st party cookie set Only WT.vt_f=4 is sent, to signify that first party cookies are explicitly disabled. No WT.co_f should be included in events

No WT.vtid should be sent unless the tag is configured to specify a vtid value
Standard 1st party enabled, 3rd party enabled No request made, users have same ID across domains 3rd party cookie detection occurs unless overridden by TPCConfig.cfgType. (dcsredirect occurs if the request does not contain an ACOOKIE) Standard session and timing functionality n/a
Standard with 3rd party cookies disabled 1st party enabled, 3rd party disabled No request made, user ID is generated client side All events should include dcscfg=1 to instruct the collection server to not try and set a third party cookie in the response Standard session and timing functionality No dcsredirect requests should occur
Unsupported 1st party disabled, 3rd party enabled n/a n/a n/a n/a