Special operation in Sofia: SANS neutralizes a powerful GPS signal jammer

22.08.2026 | Bulgaria

SANS, the CRC, and the Sofia Metropolitan Directorate of Interior uncovered a powerful device for jamming GPS frequencies in a complex in the capital's "Dragalevtsi" district, which posed a threat to air traffic.

Снимка от U.S. Marine Corps photo by Lance Cpl. Justin Cledera, Wikimedia Commons (Public domain)

DANS intercepted illegal activity in Sofia

The State Agency for National Security (DANS), in cooperation with the Communications Regulation Commission (CRC) and the Sofia Directorate of the Ministry of Interior (SDVR), conducted a successful operation against illegal radio jamming equipment.

The device was located in a strictly guarded complex in the Dragalevtsi district of Sofia.

The powerful jammer was suppressing GPS signal frequencies, which posed serious risks to:

At the moment, the investigation is ongoing to identify the owners and the purposes for which the jamming equipment was used.