CybExer Led Consortium to Develop IRIS² Security Tests
A ten-company team will create simulated stress tests for the 348-satellite European constellation.
Updated on Sept. 22, 2026 in Cybersecurity
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CybExer has formed a ten-company consortium to develop advanced security testing capabilities for the European Union's IRIS² satellite network. This initiative aims to protect the planned 348-satellite constellation throughout its 12-year concession.
Why it matters
The project addresses the critical challenge of securing satellite infrastructure that is difficult to modify once launched into orbit. By simulating adversarial disruptions before deployment, the consortium seeks to mitigate vulnerabilities in space-to-ground communication links.
The consortium will design simulations for a 348-satellite constellation valued at 15.6 billion euros. These tests will evaluate space-to-user communication links against adversarial disruption scenarios.
The players
CybExer
An Estonian firm specializing in cybersecurity threat simulation and defense training environments.
IRIS²
A European Union satellite constellation project designed to provide secure, sovereign connectivity for government and commercial users.
The details
The testing architecture simulates potential threats to satellite links by creating virtual models of disruption and hostile interference. This approach allows engineers to identify weaknesses from space-based transmission to end-user equipment without impacting active systems. By performing these simulations during the development phase, the consortium aims to harden the network against unauthorized access or signal jamming before the system reaches full operational status.
Timeline
September 2026: CybExer announced its leadership role in the IRIS² security consortium.
The Tech Race
The development represents a critical security layer for the European Union's IRIS² infrastructure program as it shifts toward full-scale deployment. This testing consortium establishes the baseline defensive standards required to secure one of the largest sovereign satellite constellations in development.
While the technology is currently in development, its successful implementation will eventually provide more resilient connectivity for European government and commercial satellite users. Users will not see immediate changes, but the system is designed to provide more secure, reliable satellite communications once the full constellation is deployed.
The takeaway
The security of space-based networks hinges on rigorous pre-launch testing rather than reactive patches in orbit. Watch for updates on the consortium's progress as the IRIS² project transitions into its full-scale deployment phase.
Further reading
Explore the latest trends in protecting critical digital infrastructure in Cybersecurity.
Source note: This article includes information reported by Via Satellite.
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