A comprehensive investigation has revealed that multiple law enforcement agencies worldwide have deployed an advertising-based surveillance system capable of tracking approximately 500 million devices globally. The technology, known as Webloc, was originally developed by Israeli firm Cobwebs Technologies and is now operated by Penlink following the companies' merger in July 2023.
Widespread law enforcement adoption of Webloc tracking
The geolocation surveillance platform leverages advertising data to pinpoint device locations at scale. Among the confirmed users are Hungary's domestic intelligence agency, El Salvador's national police force, and numerous U.S. law enforcement and police departments. The tool's reach across multiple jurisdictions and its massive device-tracking capacity underscores the growing sophistication of location-based surveillance infrastructure available to government agencies.
Advertising data becomes surveillance infrastructure
Webloc's operational model centers on harvesting location data that flows through the digital advertising ecosystem. Rather than requiring direct access to devices or telecommunications networks, the system capitalizes on the extensive location information collected by ad networks and marketing platforms. This approach allows law enforcement to conduct broad surveillance operations without traditional warrant requirements or carrier cooperation.
Legal gray area enables warrantless tracking
The shift from Cobwebs Technologies to Penlink represents a significant transition in the tool's management and distribution. The merger consolidated control of the surveillance platform under a single entity better positioned to expand its client base among government agencies. This consolidation raises questions about oversight, accountability, and the concentration of surveillance capabilities in private hands.
Private companies consolidate surveillance capabilities
The revelation highlights the often-invisible infrastructure through which location data becomes a surveillance tool. Advertising networks, designed primarily for commercial purposes, have become inadvertent enablers of government tracking operations. The practice sits in a legal gray area in many jurisdictions, as it operates outside traditional telecommunications surveillance frameworks that typically require judicial authorization.
As digital advertising continues to evolve, the dual-use potential of location data collected for marketing purposes remains largely unregulated. The discovery of Webloc's widespread adoption by law enforcement agencies worldwide signals a growing reliance on commercial data infrastructure for surveillance operations—a trend likely to accelerate without meaningful regulatory intervention.