Each day, you leave digital traces of what you did, where you went, who you communicated with, what you bought, what you’re thinking of buying, and much more. This mass of data serves as a library of clues for personalized ads, which are sent to you by a sophisticated network—an automated marketplace of advertisers, publishers and ad brokers that operates at lightning speed.
Spyware can infect your phone or computer via the ads you see online—report
