Cybertrust Japan Integrates Quantum-Computing-Hardened Private Keys from Quantinuum into New IoT Authentication Platform

Japan’s first commercial certificate authority incorporating Quantinuum's Quantum Origin solution to strengthen security protections for IoT devices against current and future threats

January 31, 2023

Cambridge, UK and Broomfield, Colorado, January 31st, 2023 — Quantinuum, the world’s leading integrated quantum computing company, today announced that Cybertrust Japan Co., Ltd., Japan’s leading certificate authority, has integrated its Quantum Origin quantum-computing-hardened private keys into a new certificate issuance and distribution platform for IoT devices to ensure secure communications now and into the future. 

Cybertrust Japan’s new authentication infrastructure for high-speed, high-volume certificate issuance and distribution for large volumes of IoT devices includes the NIST-selected post-quantum cryptography (PQC) algorithms. The certificate authority is further protecting devices from current and advancing threats by incorporating Quantinuum’s Quantum Origin solution, the only cryptographic solution that leverages the power of quantum computers to generate quantum-computing-hardened keys.

“Integrating Quantum Origin assures our customers that they can build innovative IoT-based solutions on a platform they can trust to deliver speed and higher security, including post-quantum algorithms support. As a result, customers and partners can use and sell our certification services securely for the long term,” said Yasutoshi Magara, President & CEO of Cybertrust Japan. “We would like to promote activities aimed at realizing a safe and secure society together with Quantinuum.”

IoT devices typically use certificates to authenticate their connection to other devices or networks to prove that they are trusted devices. The challenge when providing and managing certificates across these devices is complex because of the volume of devices trying to connect to networks and the need to provide fast access to data. Security measures need to be robust while also enabling real-time communications. 

“Cybertrust Japan and Quantinuum have shown that an advanced quantum-computing-based solution like Quantum Origin can be seamlessly integrated into authentication infrastructure to strengthen key and certificate generation. Cybertrust Japan is the first certification provider in the world to support quantum-computing-hardened keys using Quantum Origin,” said Duncan Jones, Head of Cybersecurity at Quantinuum. “As the use of IoT devices grows, companies must ensure that their devices have state-of-the-art protection against increasingly sophisticated cyberattacks that threaten their most valuable assets and data. Quantum Origin is the world's only solution that provides encryption keys generated by quantum computers giving customers an unrivaled ability to strengthen existing security measures and reduce their risk of exposure from advanced encryption-based attacks.”

Cybertrust Japan’s Secure IoT Platform protects end devices through the entire product lifecycle from semiconductor design to the implementation of the devices to the ultimate disposal of the devices. The Secure IoT Platform creates security certificates for the manufacturing process to protect the hardware, to make the manufacturing process traceable and to provide a long-term defect warranty. The product also includes a management platform for the devices to allow secure OS and software updates in addition to securing the data created and transmitted by the devices.

About Cybertrust Japan

As Japan's first commercial certificate authority, Cybertrust Japan provides authentication and security services as well as Linux/OSS services for on-premise, cloud and embedded domains by applying MIRACLE LINUX kernel technology and open source software (OSS) knowledge. Combining these technologies and deep security expertise, the company also promotes services that support the reliability of customer services by proving the correctness of “people, tangible things and intangible things” for IoT and other cutting-edge fields. Cybertrust Japan is committed to realizing a safe and secure society with highly specialized and neutral technologies for IT infrastructure.

About Quantinuum

Quantinuum is the world’s largest integrated quantum computing company, formed by the combination of Honeywell Quantum Solutions’ world leading hardware and Cambridge Quantum’s class leading middleware and applications. Science led and enterprise driven, Quantinuum accelerates quantum computing and the development of applications across chemistry, cybersecurity, finance, and optimization. Its focus is to create scalable and commercial quantum solutions to solve the world’s most pressing problems, in fields such as energy, logistics, climate change, and health. The company employs over 480 people including 350 scientists, at nine sites in the US, Europe, and Japan.

About Quantinuum

Quantinuum, the world’s largest integrated quantum company, pioneers powerful quantum computers and advanced software solutions. Quantinuum’s technology drives breakthroughs in materials discovery, cybersecurity, and next-gen quantum AI. With over 500 employees, including 370+ scientists and engineers, Quantinuum leads the quantum computing revolution across continents. 

May 8, 2026
Honeywell Announces Quantinuum’s Filing of Registration Statement for Proposed Initial Public Offering

Source: PRNewswire - Honeywell

Charlotte, N.C., May 8th, 2026 — Honeywell (NASDAQ: HON) today announced that Quantinuum, a leading, full-stack quantum computing company, has publicly filed a registration statement on Form S-1 with the U.S. Securities and Exchange Commission (the “SEC”) relating to a proposed initial public offering of shares of its Class A common stock.

The number of shares to be offered and the price range for the proposed offering have not yet been determined. Quantinuum intends to list its Class A common stock on the Nasdaq Global Select Market under the ticker symbol “QNT.”

J.P. Morgan and Morgan Stanley (in alphabetical order) are acting as joint lead active book-running managers for the proposed offering. Jefferies and Evercore ISI are also acting as active book-running managers.

The proposed offering is subject to market conditions, and there can be no assurance as to whether or when the offering may be completed, or as to the actual size or terms of the offering.

The proposed offering will be made available only by means of a prospectus. Copies of the preliminary prospectus, when available, may be obtained from: J.P. Morgan Securities LLC, c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717 or by email at prospectus-eq_fi@jpmchase.com and postsalemanualrequests@broadridge.com; Morgan Stanley & Co. LLC, 180 Varick Street, 2nd Floor, New York, NY 10014, Attention: Prospectus Department or by email at prospectus@morganstanley.com; Jefferies LLC, Attn: Equity Syndicate Prospectus Department, 520 Madison Avenue, New York, New York 10022, by telephone at (877) 821-7388 or by email at Prospectus_Department@Jefferies.com; or Evercore Group L.L.C., Attention: Equity Capital Markets, 55 East 52nd Street, 35th Floor, New York, NY 10055, by telephone at 888-474-0200 or by email at ecm.prospectus@evercore.com.

The registration statement relating to these securities has been filed with the SEC but has not yet become effective. These securities may not be sold, nor may offers to buy be accepted, prior to the time the registration statement becomes effective. This press release shall not constitute an offer to sell or the solicitation of an offer to buy these securities, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction. Any offers, solicitations or offers to buy, or any sales of securities will be made in accordance with the registration requirements of the Securities Act of 1933, as amended.

About Honeywell

Honeywell is an integrated operating company serving a broad range of industries and geographies around the world. Our business is aligned with three powerful megatrends – automation, the future of aviation and energy transition – underpinned by our Honeywell Accelerator operating system and Honeywell Forge IoT platform. As a trusted partner, we help organizations solve the world's toughest, most complex challenges, providing actionable solutions and innovations through our Aerospace Technologies, Industrial Automation, Building Automation and Energy and Sustainability Solutions business segments that help make the world smarter, safer, as well as more secure and sustainable. For more news and information on Honeywell, please visit www.honeywell.com/newsroom.

About Quantinuum

Quantinuum is a leading quantum computing company offering a full-stack platform designed to make quantum computing deployable in real-world environments. The company has commercially deployed multiple generations of quantum systems built on the well-established QCCD architecture, which it has implemented with novel designs and capabilities to achieve the industry’s highest accuracy levels based on average two-qubit gate fidelity as of December 31, 2025. Quantinuum has active engagements with market leaders across pharmaceuticals, material science, financial services, and government and industrial markets. Quantinuum’s headquarters is in Broomfield, Colorado, with additional facilities across the United States, United Kingdom, Germany, Japan, and Singapore.

Contacts:

Media
Stacey Jones
(980) 378-6258
Stacey.Jones@honeywell.com

Investor Relations
Mark Macaluso
(704) 627-6118
Mark.Macaluso@honeywell.com

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May 5, 2026
Quantinuum and BMW Group Expand Landmark Quantum Computing Collaboration with New Multi-Year Partnership
  • The companies plan to continue their co-creation partnership to advance future mobility
  • BMW to access the latest generations of Quantinuum systems throughout the partnership
  • Advanced materials science research supports a range of next-generation technologies

Broomfield, Colorado, May 5th, 2026 — Quantinuum and BMW Group have formally expanded their ongoing collaboration into a multi-year partnership with a mission to unlock future mobility by applying quantum computing toward advanced materials science.

Since 2021, Quantinuum and BMW Group have been collaborating on joint research focused on tackling complex challenges in industrial chemistry to support the advancement of next-generation mobility. The collaboration has progressed from foundational algorithm development to advanced simulations of molecular systems, allowing the researchers to unlock insights into catalytic activity, reaction pathways, and material performance in energy-relevant environments.

The companies have now agreed to extend the work, positioning the alliance to become one of the longest-sustained commitments between a commercial enterprise and a quantum computing provider to date.

“Quantinuum is focused on driving commercial adoption of quantum computing through close collaboration with industry leaders on high-impact applications," said Dr. Rajeeb Hazra, President and CEO of Quantinuum. “Our expanded partnership with the BMW Group underscores this focus, and we’re excited to scale the meaningful work we’ve been advancing together.”

Researchers at BMW Group are utilizing Quantinuum's trapped-ion architecture, which provides the high-fidelity operations necessary to accurately simulate molecular systems, particularly electrochemical processes that play a critical role across a range of technologies relevant to sustainable mobility and the design and optimization of fuel cells.

Under the terms of the agreement, BMW Group will leverage successive generations of Quantinuum’s quantum computers. This includes the current Helios system and upcoming generations, Sol (planned for 2027) and Apollo (planned for 2029). This will enable the teams to validate progress at each stage while scaling toward industrially meaningful solutions.

“We have been exploring quantum computing for many years,” said Dr. Martin Tietze, Vice President of New Technologies at BMW Group. “Together with partners such as Quantinuum, we translate advances in quantum hardware into real‑world applications, including materials optimization, supporting the development of future vehicle generations.”

Quantinuum’s progress toward large-scale, fault-tolerant systems helps to ensure that as the hardware reaches milestones in performance, BMW can apply that computational power to catalyst chemistry research, targeting critical oxygen reduction reaction processes at platinum catalysts to potentially lower costs and improve energy efficiency.

The companies broke new ground in 2024, alongside another commercial partner, as the first to simulate catalytic performance using a quantum computer with results published in Nature Partner Journal.

Beyond its technical achievements, the collaboration has evolved into a deeply connected, cross-disciplinary effort, bringing together quantum scientists, chemists, and engineers in a sustained partnership that reflects both the complexity of the challenge and the scale of the ambition.

About Quantinuum

Quantinuum is a leading quantum computing company offering a full-stack platform designed to make quantum computing deployable in real-world environments. The company has commercially deployed multiple generations of quantum systems built on the well-established QCCD architecture, which it has implemented with novel designs and capabilities to achieve the industry’s highest accuracy levels based on average two-qubit gate fidelity.[i] Quantinuum has active engagements with market leaders across pharmaceuticals, material science, financial services, and government and industrial markets.

The company has a global workforce of approximately 700 employees, including top scientists and researchers. Over 70% of its technology team hold PhDs or Master's degrees. Quantinuum’s headquarters is in Broomfield, Colorado, with additional facilities across the United States, United Kingdom, Germany, Japan, and Singapore.  

For more information, please visit www.quantinuum.com.

[i] As of December 31, 2025.

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April 22, 2026
Honeywell Announces Quantinuum’s Confidential Submission of Draft Registration Statement for Proposed Initial Public Offering

Source: PRNewswire - Honeywell

Charlotte, N.C., April 22nd, 2026 — Honeywell (NASDAQ: HON) today announced that Quantinuum LLC (“Quantinuum” or the “Company”), which is majority owned by Honeywell, confidentially submitted a draft registration statement on Form S-1 to the U.S. Securities and Exchange Commission (the “SEC”) on February 17, 2026, relating to the proposed initial public offering of Quantinuum’s common stock. The number of shares to be offered and the price range for the proposed offering have not yet been determined. The offering is subject to market and other conditions and the completion of the SEC’s review process.

This press release is being made pursuant to, and in accordance with, Rule 135 under the Securities Act of 1933, as amended (the “Securities Act”), and shall not constitute an offer to sell, or the solicitation of an offer to buy, any securities. Any offers, solicitations or offers to buy, or any sales of securities, will be made in accordance with the registration requirements of the Securities Act.

Contacts:

Media
Stacey Jones
(980) 378-6258
Stacey.Jones@honeywell.com

Investor Relations
Mark Macaluso
(704) 627-6118
Mark.macaluso@honeywell.com

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