Ukrainian SBU Counterintelligence Neutralizes Russian Wiretapping Operation at Strategic Drone Manufacturer TechEx

Ukraine’s SBU foils a Russian attempt to wiretap TechEx chief engineer, using a double-agent data leak to protect advanced fiber-optic drone technology.

By: AXL Media

Published: Mar 24, 2026, 11:44 AM EDT

Source: Information for this report was sourced from Interfax-Ukraine

Russian Surveillance Apparatus Discovered in Defense Executive Office

Agents of the Russian special services managed to plant a sophisticated wiretapping system and specialized monitoring equipment within the office of the chief engineer at TechEx, a prominent Ukrainian defense manufacturer. According to a formal statement released by the company, the Security Service of Ukraine (SBU) Counterintelligence Department intervened after identifying a concerted effort to extract classified defense data. The breach was intended to compromise the most sensitive areas of the company’s operations, focusing specifically on the technical leadership responsible for the development of next-generation unmanned aerial systems.

Strategic Deception Protects Critical Engineering Data

Upon discovering the surveillance equipment, Ukrainian intelligence opted for a tactical deception strategy rather than immediate removal. For an extended period, the SBU provided Russian intelligence with fabricated data concerning engineering solutions and component supply chains. This successful counterintelligence operation ensured that while the enemy believed they were gaining access to secret proprietary information, the actual production facilities and partnership networks remained fully secured. This maneuver effectively neutralized the threat while buying valuable time for the manufacturer to fortify its physical and digital defenses.

Targeting the Architecture of Interceptor Drones

The primary objective of the Russian infiltration was to gain insight into the "Stalker" line of drones, specifically the XO-10 and XO-15 models, which utilize fiber-optic communication. Because these systems are immune to conventional electronic warfare (EW) interference, they represent a significant technological threat to Russian forces on the front lines. Additionally, agents sought information on the "Striker Mini" interceptor, a specialized unit designed to hunt and destroy enemy UAVs. Accessing the design documentation for these interceptors would have allowed the Russian military to develop countermeasures against Ukraine’s comprehensive aerial defense strategy.