Stanford CIS

Zombie cookies: How Verizon Wireless’s ‘supercookies’ make it even harder to avoid being tracked online

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"With Turn, Mayer said he has found the smoking gun showing the risks to consumers posed by the Verizon Wireless supercookie are more than theoretical.

"While you have a Turn tracking cookie and are on the Verizon network, it kept track of the linkage between your Turn cookie and that Verizon Wireless tracking header," he explained. "But if you get rid of the Turn cookie, the back end of that system would notice and reinstate that cookie based on the header.""

Published in: Press , Verizon , Supercookies , Privacy