GSMA Member

GSMK Gesellschaft für Sichere Mobile Kommunikation mbH

GSMK Gesellschaft für Sichere Mobile Kommunikation mbH


GSMK is a cyber security pioneer and the technology leader in mobile security. We offer solutions ranging from mobile terminals certified for classified communications all the way to systems protecting mobile core network infrastructure. We develop, produces and market

* GSMK CryptoPhone® secure communication systems, the gold standard in end-to-end voice and message encryption for almost two decades

* GSMK Overwatch® systems for distributed detection, localization and neutralization of rogue base stations

* GSMK Oversight® intrusion detection systems for protection of critical core network infrastructure

GSMK has an installed base in 50+ countries, serving international institutions, governmental and non-governmental organizations.