What Germany is building in defence tech (2026)
Apr 30

Örnsköldsvik-based network security pioneer that built one of the world's first firewalls in 1997. Today supplies next-generation firewall, VPN and zero-trust solutions to defence, government and telecom customers including the Swedish Armed Forces.
Founded 199751-200 employeesÖrnsköldsvik, Sweden5 open positionsWebsite



Clavister is a Swedish cybersecurity company providing firewall, identity, access management and cross-domain security products for enterprise, public-sector and defence environments.

Örnsköldsvik-based network security pioneer that built one of the world's first firewalls in 1997. Today supplies next-generation firewall, VPN and zero-trust solutions to defence, government and telecom customers including the Swedish Armed Forces.
Founded 199751-200 employeesÖrnsköldsvik, Sweden5 open positionsWebsite



Clavister is a Swedish cybersecurity company providing firewall, identity, access management and cross-domain security products for enterprise, public-sector and defence environments.
Builds mobile phone interception systems and cyber countermeasure platforms for government law enforcement and intelligence agencies.
5 roles
Automated AI red teaming and security testing. First company to apply dynamic application security testing methodology to AI systems.
2 roles
AI-powered cybersecurity platform protecting businesses from malicious bot traffic, scrapers, and automated attacks. Rebranded from BotGuard. EUR45M Series B led by Dawn Capital.
1 role
Develops cloud-based satellite mission control software (MCSaaS) and operates a Space Cyber Range for space cybersecurity training. Spin-off of ESTCube-1, Estonia's first satellite mission. Prime contractor for ESA 4S Space Cyber Range and participant in NATO CCDCOE Locked Shields exercises.
1 role
Clavister owns its name, logo and all referenced trademarks — used here for identification only. Claim, update or remove this profile.