Each time you see a targeted ad, your personal information is exposed to thousands of advertisers and data brokers through a process that also fuels government surveillance, poses national security risks, and gives data brokers easy access to your online activity. 

Electronic Frontier Foundation
Online Behavioral Ads Fuel the Surveillance Industry—Here’s How
Each time you see a targeted ad, your personal information is exposed to thousands of advertisers and data brokers through a process called “real...
