Legal Information

Effective: 2026-06-05 · Version 2.0

1. Company Information (Impressum)

QRCL Technologies OÜ
Järvevana tee 9, Kesklinna linnaosa
Tallinn 11314, Estonia (European Union)

Estonian Commercial Register: 17467802
D-U-N-S Number: 988006603
EU Participant Identification Code (PIC): 864110436

General enquiries: info@qrcl.net
Data Protection Officer: dpo@qrcl.net
Website: qrcl.net

2. Intellectual Property & Patents

QRCL Technologies OÜ holds multiple USPTO provisional patent applications covering post-quantum cryptographic infrastructure for critical systems across multiple domains including aviation, space, finance, energy, maritime, rail, digital identity, and autonomous systems.

All intellectual property — including source code, documentation, protocol specifications, and associated inventions — is the exclusive property of QRCL Technologies OÜ. Patent portfolio details are available to qualified partners under mutual non-disclosure agreement.

3. Data Protection & GDPR

QRCL Technologies OÜ is the data controller under GDPR (EU) 2016/679. Our full privacy practices are described in the Privacy Policy.

Data Protection Officer:
dpo@qrcl.net
QRCL Technologies OÜ, Järvevana tee 9, Tallinn 11314, Estonia

Supervisory authority: Estonian Data Protection Inspectorate (Andmekaitse Inspektsioon), www.aki.ee.

Cloud provider DPA in place per Art. 28 GDPR (Art. 28 GDPR). Cloudflare EU SCCs in place.

4. Regulatory Compliance

NIS2 Directive (EU) 2022/2555 — QRCL's verification framework implements
DORA (EU) 2022/2554 — financial transaction verification infrastructure
eIDAS 2.0 (EU) 2024/1183 — credential infrastructure aligned with eIDAS 2.0
EU AI Act (EU) 2024/1689 — QRCL systems constitute safety-critical infrastructure tooling; EU AI Act conformity assessment infrastructure implements conformity assessment support
Export control — Core cryptographic libraries fall under EU Dual-Use Regulation 2021/821 Art. 3 open-source exemption. No EAR/ITAR-controlled components.
Space Data Link Security — Post-quantum security compatible with international space standards

5. Open Source

QRCL's protocol implementation uses the following open-source components under their respective licences:

Python 3.13 — PSF Licence

QRCL's proprietary specifications and technical implementations are covered by the patent applications listed above.

6. Disclaimer

This website and its content are provided "as-is" for informational purposes only. QRCL Technologies OÜ makes no representations regarding the accuracy, completeness, or fitness for any particular purpose of the information presented. Performance figures (TPS, verification, TRL) are measured results from specific test configurations and may differ in production deployments.

Under no circumstances shall QRCL Technologies OÜ or its officers be liable for any indirect, incidental, special, consequential, or punitive damages arising from use of this website or reliance on its contents.

7. Governing Law

These legal terms are governed by the laws of the Republic of Estonia and, where applicable, European Union law. Any disputes shall be subject to the exclusive jurisdiction of the courts of Tallinn, Estonia.

8. Contact for Legal Enquiries

QRCL Technologies OÜ
Järvevana tee 9, Kesklinna linnaosa, Tallinn 11314, Estonia
info@qrcl.net (general) · dpo@qrcl.net (data protection)

Last updated: 2026-06-05 · Version 2.0 · Supersedes v1.0 (2026-06-01)