Tech firms aim to block ad fraud at source

Ad fraud costs advertisers billions of dollars a year, but now a solution may be at hand as two leading adtech companies have joined forces with the aim of detecting bot traffic before a digital ad impression is even bought.

Ad fraud costs advertisers billions of dollars a year, but now a solution may be at hand as two leading adtech companies have joined forces with the aim of detecting bot traffic before a digital ad impression is even bought.