What Germany is building in defence tech (2026)
Apr 30
Back to Companies
Lausanne, Switzerland
Luxembourg, Luxembourg
Toulouse, FranceLausanne, SwitzerlandLuxembourg, LuxembourgToulouse, France
CYSEC SA
Swiss cybersecurity company securing cloud, on-premises and orbital systems with confidential computing and encrypted satellite-communications products.
Founded 201811-50 employeesLausanne, Switzerland4 open positionsWebsite
CybersecuritySpace & Satellites
Products & Solutions
ARCA SATLINK
End-to-end satellite communication security product implementing CCSDS Space Data Link Security at the frame level for telemetry, telecommand and payload data. It supports encryption, authentication, OTAR key management, replay protection, link monitoring, CCSDS TM/TC/AOS/USLP compatibility and FPGA acceleration up to 10 Gbps.
ARCA SATCOM
Secure satellite-connectivity product for ground and space segment communications, designed for line-rate encryption, intelligent quality of service, packet-loss resilience and multi-orbit links across LEO, MEO, GEO, direct-to-device and 5G environments. Defence use cases include optimizing existing encryption solutions without changing current infrastructure.
ARCA Trusted OS
Linux-based hardened operating system for confidential virtual machines on premises and in hyperscalers. It uses AMD SEV-SNP and Intel TDX trusted execution environments, self-hosted ARCA Verification Manager, full-disk encryption, HSM/Vault key support, trusted boot and continuous monitoring.
About
CYSEC is a Swiss cybersecurity company founded in 2018 to protect critical infrastructure on Earth and in orbit with sovereign, verifiable and hardware-backed security. Its official materials describe customers across governments, defence organizations and enterprises.
Offices
Lausanne, SwitzerlandLuxembourg, LuxembourgToulouse, FranceCustomers & Partners
GovernmentsDefence organizationsEnterprises operating critical infrastructureESA OPS-SAT in-orbit demonstration contextIRIS2 eligibilityGalileo eligibilityBroadcom vSphere technology partnership contextNVIDIA confidential AI technology context
Timeline
2025
CYSEC states it became fully eligible for sovereign EU programmes including IRIS2 and Galileo.
2023-10
ARCA SATLINK completed an in-orbit demonstration on ESA's OPS-SAT spacecraft, processing over 2 million TC and TM frames with a 100% success rate according to CYSEC.
2018
CYSEC founded to build sovereign, verifiable and hardware-backed security for critical infrastructure on Earth and in orbit.
Open Positions (4)
CYSEC SA
Swiss cybersecurity company securing cloud, on-premises and orbital systems with confidential computing and encrypted satellite-communications products.
Founded 201811-50 employeesLausanne, Switzerland4 open positionsWebsite
CybersecuritySpace & Satellites
Products & Solutions
ARCA SATLINK
End-to-end satellite communication security product implementing CCSDS Space Data Link Security at the frame level for telemetry, telecommand and payload data. It supports encryption, authentication, OTAR key management, replay protection, link monitoring, CCSDS TM/TC/AOS/USLP compatibility and FPGA acceleration up to 10 Gbps.
ARCA SATCOM
Secure satellite-connectivity product for ground and space segment communications, designed for line-rate encryption, intelligent quality of service, packet-loss resilience and multi-orbit links across LEO, MEO, GEO, direct-to-device and 5G environments. Defence use cases include optimizing existing encryption solutions without changing current infrastructure.
ARCA Trusted OS
Linux-based hardened operating system for confidential virtual machines on premises and in hyperscalers. It uses AMD SEV-SNP and Intel TDX trusted execution environments, self-hosted ARCA Verification Manager, full-disk encryption, HSM/Vault key support, trusted boot and continuous monitoring.
Open Positions (4)
About
CYSEC is a Swiss cybersecurity company founded in 2018 to protect critical infrastructure on Earth and in orbit with sovereign, verifiable and hardware-backed security. Its official materials describe customers across governments, defence organizations and enterprises.
Offices
Lausanne, SwitzerlandLuxembourg, LuxembourgToulouse, FranceCustomers & Partners
GovernmentsDefence organizationsEnterprises operating critical infrastructureESA OPS-SAT in-orbit demonstration contextIRIS2 eligibilityGalileo eligibilityBroadcom vSphere technology partnership contextNVIDIA confidential AI technology context
Timeline
2025
CYSEC states it became fully eligible for sovereign EU programmes including IRIS2 and Galileo.
2023-10
ARCA SATLINK completed an in-orbit demonstration on ESA's OPS-SAT spacecraft, processing over 2 million TC and TM frames with a 100% success rate according to CYSEC.
2018
CYSEC founded to build sovereign, verifiable and hardware-backed security for critical infrastructure on Earth and in orbit.
Similar Companies
D-Orbit
Builds orbital transfer vehicles and mission control software that deliver satellites to precise orbits and enable in-space logistics services.
5 roles
Blackshark.ai
Builds AI infrastructure that converts satellite and aerial imagery into 3D world models and operational intelligence for defence simulation, autonomous systems and disaster response.
4 roles
M
Mindgard
Automated AI red teaming and security testing. First company to apply dynamic application security testing methodology to AI systems.
2 roles
Blackwall
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
CYSEC SA owns its name, logo and all referenced trademarks — used here for identification only. Claim, update or remove this profile.