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Campaigns to Track Voters with "Political Cookies" - Technology Review.
Campaigns to Track Voters with "Political Cookies" - Technology Review.
The firm gathers publicly available voter files from all 50 states and supplements this with records of political donations and other profiles purchased from commercial data brokers, says CEO Jeff Dittus. Then, working with about 100 high-traffic websites that register their users, they can match the offline data to the online identities of individuals.
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