* Creotech Quantum S.A., listed in Warsaw (GPW: CTQ), received formal approval from the European Commission for project eCAUSIS.
* eCAUSIS focused on developing European, Certifiable, Affordable, User-oriented, Secure, Integration-able, Scalable quantum key distribution solutions.
* The project was executed under the Horizon Europe framework, the Digital Europe Programme (Project ID: 101091564), and the EuroQCI initiative.
* The objective was to transition Creotech Quantum’s DV-QKD platform from R&D into commercial production.
* The total budget for eCAUSIS was €6,977,626.81, with €4,523,868.99 in EU grant funding.
* Creotech Quantum coordinated the project alongside the AIT Austrian Institute of Technology and Fraunhofer Society (Fraunhofer HHI).
* Creotech's share of eligible costs was €4,180,000 ($4.76 million USD).
* Fraunhofer HHI developed 1300 nm InGaAs SPAD detector modules with CMOS active-quenching ICs.
* AIT delivered the production-ready, ETSI-compliant AURORA Key Management System (KMS) and SDN suite.
* The resulting architecture features an interoperable DV-QKD hardware module in a PCIe form factor.
* Initial manufacturing capacity is set at 1,000 QKD modules per year, with a target scale of 10,000 units/year.

Creotech Quantum S.A., a Warsaw-listed quantum technology developer, received formal European Commission approval for the eCAUSIS project, which funded the development of quantum key distribution solutions. This project was executed under the Horizon Europe framework, the Digital Europe Programme (Project ID: 101091564), and the EuroQCI initiative. The goal of this work was to transition Creotech Quantum’s proprietary Discrete-Variable Quantum Key Distribution (DV-QKD) platform from research and development into commercial production.
The eCAUSIS project had an overall budget of €6,977,626.81, with €4,523,868.99 in EU grant funding. Creotech Quantum acted as the consortium coordinator alongside the AIT Austrian Institute of Technology and Fraunhofer Society (Fraunhofer HHI). The project involved developing interoperable DV-QKD hardware modules, including a PCIe form factor module, integrated optical assemblies, and platform-independent software based on the decoy-state BB84 protocol.
Specific deliverables included the development of 1300 nm InGaAs single-photon avalanche diode (SPAD) detector modules with CMOS active-quenching ICs by Fraunhofer HHI, and the delivery of the production-ready, ETSI-compliant AURORA Key Management System (KMS) and SDN suite by AIT. The resulting architecture allows for interoperable DV-QKD hardware and software aligned with ETSI certification frameworks.
The manufacturing framework established through the project is designed to support a European supply chain, targeting an initial production capacity of 1,000 QKD modules per year at launch, with a potential scaling target of 10,000 units annually to support secure communication networks.

The narrative presents a structured pathway for bridging fundamental quantum research into tangible, certified industrial technology, emphasizing multi-stakeholder collaboration within a defined European framework. The focus on concrete deliverables—such as ETSI compliance and specific hardware modules developed by partners—shifts the context from abstract theory to demonstrable engineering outcomes. A key pattern observed is the construction of an infrastructure moat: establishing a European supply chain for QKD components that directly feeds into continental secure communication networks (EuroQCI).
The implicit assumption driving this structure is that successful commercialization is contingent upon adherence to established, high-level regulatory standards (like ETSI and Common Criteria) alongside technological advancement. The focus on scaling from initial prototypes to industrial capacity suggests a pattern of managed risk mitigation by embedding certification requirements early in the development cycle rather than treating them as post-hoc hurdles.
The implications touch upon sovereignty: successfully operationalizing this technology across national borders via EuroQCI repositions secure communication infrastructure within a European geopolitical context. However, the transition from federally funded R&D to commercial production necessitates an ongoing scrutiny of the distribution of intellectual property and control over the scaled manufacturing capacity. The system itself appears designed to create interdependence between academic research, industrial partners, and regulatory bodies, which is both a source of resilience and a potential vector for centralized control regarding future quantum infrastructure deployment.
What specific mechanisms govern the agreed-upon scaling targets relative to funding streams outside the direct grant structure? How does the integration of disparate standards (ETSI vs. Common Criteria) manage inevitable technological divergence in the field? And who ultimately bears the responsibility for ensuring that the established supply chain remains decentralized and accessible, rather than becoming proprietary choke points?