U.S. says troops were targeted with location data, as senator warns ad industry is a ‘national security threat’

A U.S. Senator warned that the advertising technology industry poses a direct national security risk after reports confirmed that American troops abroad were targeted using location data harvested through commercial ad networks. The disclosure emerged from an investigation revealing how location brokers and adtech platforms have sold granular positioning information on military personnel, potentially exposing their movements to hostile actors.

The Senator's statement escalates ongoing privacy concerns about the adtech ecosystem. Location data flows from smartphone apps and websites through dozens of intermediaries—data brokers, ad exchanges, and targeting platforms—before reaching advertisers. This fragmented supply chain offers minimal oversight and no clear accountability when sensitive information reaches dangerous hands.

The national security angle shifts adtech regulation from a consumer privacy issue into a defense matter. Military bases, deployment zones, and individual service members become identifiable targets when location data enters commercial markets. Even anonymized or pseudonymous data can be cross-referenced with other datasets to pinpoint identities.

The adtech industry has long resisted strict regulation, arguing that targeting capabilities drive advertising revenue and fund free digital services. However, this security breach exposes the costs of that hands-off approach. Congress has explored privacy legislation like the American Data Privacy and Protection Act, but adtech companies have lobbied aggressively against restrictions on data collection and sharing.

The Senator's framing matters. By treating adtech as a national security threat rather than merely a privacy concern, lawmakers can justify regulatory intervention on defense grounds, potentially bypassing the industry's typical lobbying obstacles. The Department of Defense may also face pressure to restrict what data its personnel can access through commercial apps and services.

This incident reflects broader tensions between the adtech business model and government interests. Location data monetization underpins real-time bidding platforms and location-based advertising. Closing loopholes that expose military movements could require fundamental changes to how data brokers operate, including mandatory consent requirements or categorical bans