Quantum

Quantum Computing Inc. has deployed its Dirac-3 quantum optimization machine on the Quantum Corridor, an inter-state quantum-safe fiber network in the U.S. Midwest designed to connect research institutions, data centers, and enterprises...

Cisco detailed a metro-scale quantum networking test on deployed New York City telecom fiber in a March 19 blog post by Vijoy Pandey, Senior Vice President, Outshift by Cisco, describing...

Ciena and Quantum Computing Inc. (QCi) are demonstrating a next-generation secure communications platform that combines quantum key distribution (QKD) with post-quantum cryptography (PQC) across high-speed optical networks. The joint demonstration...

Telefónica used MWC 2026 in Barcelona to outline its “Quantum Telco” strategy, positioning the operator as a provider of applied quantum technologies across communications security, ecosystem development, and industry use...

Silicon-based quantum computing is gaining momentum as companies look to scale qubit architectures using established semiconductor manufacturing. SEALSQ said it is sharpening its focus on CMOS-compatible quantum architectures, targeting silicon...

Xanadu and Tower Semiconductor expanded their strategic collaboration to advance silicon photonics manufacturing for fault-tolerant quantum computers. The companies are aligning Xanadu’s photonic quantum processor designs with Tower’s high-volume silicon photonics (SiPho) production...

Qunnect and Cisco demonstrated metro-scale, high-speed quantum entanglement swapping over 17.6 km (10.9 miles) of deployed commercial fiber in New York City, marking what the companies describe as the first...

Comcast Corporation, Classiq and Advanced Micro Devices completed a joint trial that applied quantum algorithms to improve Internet routing resilience. The project focused on identifying independent backup paths during routine...

Photonic Inc. and TELUS completed a quantum teleportation demonstration over 30 kilometers (18.6 miles) of installed metropolitan fibre, marking what the companies describe as a world-first transfer of quantum information...

Orange Business and Cisco announced a collaboration to deliver post-quantum cryptography (PQC)–secured services across the Orange Business global network, targeting long-lifecycle data protection for enterprises and public-sector customers. The offering...

PsiQuantum appointed Victor Peng as Interim Chief Executive Officer, while Co-Founder Jeremy O’Brien transitioned to Executive Chairman. The leadership change comes as the company shifts from foundational R&D to large-scale deployment of utility-scale quantum computing...

Orange is accelerating its preparations for the post-quantum era, warning that advances in quantum computing could undermine today’s encryption systems as early as 2030. In a newly published briefing, the company...

D-Wave Quantum Inc. released a broad set of technology, commercial, and expansion updates on January 27, 2026, all unveiled at its Qubits 2026 user conference in Boca Raton. The announcements span...