The Massive Scale of Mobile Ad Fraud Posted on March 22, 2018 at 5:16 pm.Written by Stuart Feil The Massive Scale of Mobile Ad Fraud Available On-Demand (Originally Broadcast April 12, 2018) Fraudulent mobile data cost marketers $16 billion in 2017. Last fall, 87 percent of devices passed through U.S. mobile programmatic supply were fraudulent. Globally, 13 percent of location signals last year were fraudulent. These figures point to the urgent need for cleaner, more precise and more reliable mobile data. Find out what you can do.