Export Control Notice

Important information regarding export control regulations for CUI Labs products and services

Last Updated: February 24, 2026

Compliance Required

CUI Labs products contain cryptographic technology and quantum-safe security features that may be subject to export control regulations. Users are responsible for ensuring compliance with all applicable laws and regulations.

Overview

CUI Labs develops and distributes cryptographic software, quantum-safe security solutions, and related technologies that may be subject to export control laws and regulations, including but not limited to:

  • Singapore Strategic Goods (Control) Act (SGCA), administered by Singapore Customs under the Ministry of Trade and Industry
  • U.S. Export Administration Regulations (EAR), administered by the Bureau of Industry and Security (BIS)
  • International Traffic in Arms Regulations (ITAR), administered by the U.S. Department of State
  • Wassenaar Arrangement on Export Controls for Conventional Arms and Dual-Use Goods and Technologies
  • Local export control laws in your jurisdiction

Controlled Products

The following CUI Labs products and technologies may be subject to export controls:

Cryptographic Software

QNSP (Quantum-Native Security Platform), QSIG (Quantum Signature Service), and other products implementing post-quantum cryptography (PQC), including CRYSTALS-Kyber, CRYSTALS-Dilithium, SPHINCS+, and related algorithms.

Quantum-Safe Networking

Quantum Tunnel, quantum key distribution (QKD) integration software, and quantum-resistant VPN solutions.

Technical Documentation

Technical specifications, implementation guides, cryptographic design documents, and source code related to controlled products.

User Obligations

By accessing, downloading, or using CUI Labs products, you acknowledge and agree to the following:

1

Geographic Restrictions

You are not located in, under the control of, or a national or resident of any country to which the United States has embargoed goods or services (including but not limited to Cuba, Iran, North Korea, Syria, and the Crimea region of Ukraine).

2

Restricted Party Lists

You are not listed on any U.S. Government list of prohibited or restricted parties, including the Treasury Department's Specially Designated Nationals List, the Commerce Department's Denied Persons List, Entity List, or Unverified List.

3

Prohibited End Uses

You will not use CUI Labs products in connection with the design, development, production, stockpiling, or use of nuclear, chemical, or biological weapons, or missile technology, without prior authorization from the U.S. Government.

4

Re-Export Compliance

You will comply with all applicable export and re-export control laws and regulations when transferring CUI Labs products to third parties or across international borders.

License Exceptions and Exemptions

Certain CUI Labs products may qualify for license exceptions under the EAR, including:

TSU (Technology and Software - Unrestricted)

Publicly available encryption source code and object code software may qualify for TSU exception, subject to notification requirements to BIS and NSA.

Reference: 15 CFR § 740.13(e)

ENC (Encryption)

Certain encryption items may be exported under License Exception ENC after classification review and self-classification reporting.

Reference: 15 CFR § 740.17

Important: License exceptions have specific requirements and limitations. Consult with export compliance counsel to determine applicability.

Export Classification

CUI Labs products are generally classified under the following Export Control Classification Numbers (ECCNs):

5D002

Information Security Software

Software for the development, production, or use of encryption items, including post-quantum cryptographic implementations.

5A002

Information Security Systems

Systems, equipment, and components for information security, including quantum key distribution systems.

Classification determinations are subject to change based on product updates and regulatory changes. Contact compliance@cuilabs.io for current classification information.

Disclaimer

This Export Control Notice is provided for informational purposes only and does not constitute legal advice. Export control laws are complex and subject to change. Users are solely responsible for determining the applicability of export control laws to their specific use case and obtaining any required licenses or authorizations. CUI Labs makes no representations or warranties regarding the accuracy or completeness of this information. For specific guidance, consult with qualified export control counsel.

Contact Information

For questions regarding export control compliance:

Export Compliance Team
Email: compliance@cuilabs.io
Address: 552 Ang Mo Kio Avenue 10, Singapore 560552

Additional Resources