third-party cookie


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Related to third-party cookie: Browser cookie, HTTP cookies

third-party cookie

A small amount of text stored in the user's computer that is created by a website with a domain name other than the one the user is currently visiting. By default, third-party cookies are often allowed by a Web browser; however, they may be blocked, as they are widely used by advertisers to track browsing history. See cookie and first-party cookie.
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References in periodicals archive ?
WebTrends said that initial migrations to its first-party cookie solution have resulted in a 300% increase in accuracy in comparison to third-party cookie data.
Omniture doesn't encourage third-party cookies -- and Parkin claims that most people who delete cookies delete those of the third-party variety (a user can specify the level of cookie deletion through a Web browser's security filter).
In the era of the PC, digital advertising built its infrastructure on top of the third-party cookie, a reliable workhorse that wasn't exactly controversy-free, but at least remained nonproprietary.
Most long-tail sites Like mommy blogs lack readers' names or emails, so they rely on third-party cookies from ad networks and others that can infer their audience makeup and pool them with other publishers to meet advertisers' demands for scale.
Firefox's Enhanced Tracking Protection feature blocks "third-party cookies" advertisers use to promote their products and services.
The fact that Google will eventually offer Chrome users the option to delete third-party cookies without losing the utility of first-party cookies, how it distinguishes between the two will be of crucial importance, according to Eric Berry, CEO of TripleLift.
The feature will be enabled by default, and disabling third-party cookies.
But so-called third-party cookies can track a user within a whole group of websites.
Guidelines from Adblock Plus, Interactive Advertising Bureau's (IAB) LEAN initiative, and others suggest lighter ad loads, better policing of third-party cookies, and less intrusive units.
Considering this overall number--16,555, the following findings have been considered in our research: 3 times more third-party cookies as opposed to first-party cookies; 2302 session cookies and 14,253 persistent cookies; 22 sites used more than 100 cookies (in media and e-commerce sectors); 3 first party cookies with 7,985 years duration (expiry date in 9999); 415 sites set 8,472 third-party cookies; only 7 web sites were with no cookies (public sector); 59% used the banner to notify the users, while 39% used the link method, and 29% (116 websites) used no notification means; 57% of the websites provided sufficient level of information to the data subjects/users.
(2009) opined third party cookies are used by online promotion companies to set cookies associated with ads embedded in first party sites; when browsers load the advertisers' ads, they also get advertisers' third-party cookies. Raghu et al.