government communication security –
one of the most important national security tasks

UAB "Darseta" is a defense & law enforcement technology provider
for Government Intelligence and counterintelligence agencies.

Germany company GSMK mbH has been researching GSM networks security for more than 20 years and is developing products for secure communication and security of GSM networks. GSMK OverWatch and GSMK OverSight are unique products for national security agencies and GSM operators.

GSMK OverWatch

The GSMK Overwatch – network security system is the world’s first system capable of distributed detection, localization, alarming and neutralization of active attacks on mobile communications via the air interface in 2G/3G/4G (LTE) GSM networks.

GSMK OverSight

The GSMK OverSight – GSM network security system for detecting atatcks on national GSM networks from foreign GSM networks via SS7 and “Diameter” signaling system.
The tremendous growth of independent entities with SS7 and “Diameter” access, including MVNOs and certain micro-operators, has made it easier for malicious actors to purposefully exploit the protocol’s weaknesses. Investigations commissioned by major network operators have shown a rapid increase in SS7-based and “Diameter-based” attacks.

UAB Darseta Logo

UAB “Darseta” is a defense & law enforcement technology provider based in Kaunas, Lithuania.

UAB "Darseta"

Address: Žiemių g. 4-28,

Kaunas, Lithuania

Phone: +370 685 38839

Email: darseta[@]

Business hours: 9h-18h