Tactical Core Network System

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Clavister Security AB

Clavister TCNS (Tactical Core Network System) is a secure, resilient, and scalable tactical networking solution designed for modern armed forces. It provides continuous connectivity across tactical radios, SATCOM, 4G/5G, and fixed networks, enabling secure communications from the soldier to the cloud. Built for contested and degraded environments, TCNS combines cybersecurity, interoperability, and automated network resilience in a single software-defined platform. Supporting multi-domain operations and NATO interoperability, it allows defence organizations to deploy and manage large-scale tactical networks with operational simplicity and mission-critical reliability.

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About Clavister

Clavister is a Swedish cybersecurity company specializing in protecting critical systems and operations where security, reliability, and resilience are essential. With decades of experience in network security, we help organizations across defence, government, telecom, and critical infrastructure sectors safeguard their digital environments against evolving cyber threats.

Defence Solutions

For the defence sector, Clavister delivers cyber protection solutions designed for military platforms, tactical networks, and mission-critical communications. Our portfolio includes

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