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Ad Network Turn Will Suspend Zombie Cookie Program. When Will Verizon?

Via EFF – “Advertising network Turn announced today that they will suspend their zombie tracking cookie program. Turn was recently caught using Verizon Wireless’ invasive UIDH header to undelete tracking cookies that web visitors had previously deleted. This unacceptable practice means that users who delete cookies to avoid Turn’s and others’ tracking will continue to be tracked against their will, using information associated with their previous activity through a permanent identity. This is a step toward victory for everyone who spoke out against Turn’s zombie cookies, but it is not enough. Turn’s cookies just underscore the huge privacy problems with Verizon’s header injection. Turn’s cookies were the first example found, but Verizon enables any company to use the identifier in similarly abusive ways, some of which may not be visible to users…”

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