super cookie

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super cookie

A non-standard cookie. Super cookies either hold more data about users or track their surfing habits indefinitely. Stored in unknown folders, super cookies are not deleted by the normal clear-cookies function in the browser. See cookie, Evercookie and Flash cookie.
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References in periodicals archive ?
"Any website you're going to end up on is going to get this supercookie," said Marc Maiffret, chief technology officer of cybersecurity company BeyondTrust.
Verizon also changes its supercookie once a week, at the least.
It was quickly dubbed the "supercookie" as privacy groups and others protested its use, stating the concern that other companies (and even governments) could use the supercookie to track an individual's online activities.
The Federal Communications Commission fined it $1.4 million in March for how it followed phone users online for ad targeting with a "supercookie" that was at first nearly impossible to block.
The Berkeley researchers also found that many sites, including Hulu , employed supercookie techniques to track users for advertising purposes.
The analysis comes just a little more than a week since Microsoft received criticism for using "supercookies" to track user browsing behaviors.
KISSmetrics Settles Supercookies Lawsuit, ONLINE MEDIA DAILY, Oct.
Using files left by plugin supercookies, also known as zombie cookies or flash cookies, marketing, advertising and analytics firms can continue to track you even after you've cleared your browser cache.