December 2, 2012

How Online Advertisers Profile You for Cash

Jeffrey Rosen, New York Times

AP Photo

Not long ago, I decided to test how much privacy I have online. I cleared the cookies, the bits of code that Web sites leave on my computer to track what I browse and buy, from my two Internet browsers, Safari and Firefox. Then, with my digital past superficially erased, I set out to create two new identities: Democratic Jeff and Republican Jeff.

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TAGGED: Advertisers, Retailers