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  • World's First Large-Capacity Optical Transmission System for IOWN Open APN We integrated a quantum key distribution system into the demonstration environment and succeeded in coexistence of high-speed data communication and key generation.

World's First Large-Capacity Optical Transmission System for IOWN Open APN We integrated a quantum key distribution system into the demonstration environment and succeeded in coexistence of high-speed data communication and key generation.

~Aiming to Introduce Low-Cost and Secure Quantum Key Distribution Services
 into Backbone Optical Networks of Telecommunications Carriers~

2025/07/28

"World's First Large-Capacity Optical Transmission System for IOWN Open APN We integrated a quantum key distribution system into the demonstration environment and succeeded in coexistence of high-speed data communication and key generation.

Featured Media
Nihon Keizai Shimbun: "Toshiba Corp. and Others Succeed in Quantum Encrypted Communication Using
    Next-Generation Infrastructure "IOWN""
Excite: "Toshiba Corp., NEC Corp. and others succeeded in integrating quantum cryptographic
     communications on a IOWN."
Business network:"Two types of QKD and multiplex transmission of more than 47 tbps at IOWN APN
     Demonstrated by TOSHIBA, NEC, and NICT."
Denki Shimbun:"Toshiba Corporation, NEC Corporation and NICT : For the first time in the world,
     key distribution is integrated into APN."
DEMPA DIGITAL:"Toshiba Corporation, NEC Corporation and NICT Integrate Communications and Quantum
     Encryption Technologies and Successfully Demonstrate Next-Generation Optical Communications"
EnterpriseZine:"Three parties, including TOSHIBA and NEC, succeeded in multiplexing QKD signals and
     generating keysfor the first time in the world in the optical transmission system demonstration
     environment of "IOWN"."
OPTRONICS ONLINE:"NEC et al. succeeded in coexistence of high-speed data communication and key
     generation."
Excite:"Toshiba, NEC and NICT jointly develop the world's first quantum key distribution (QKD)
     system for IOWN APNs."
AI Genesis News:"NEC Achieves the World's First Coexistence of High-Speed Data Communication
     and Quantum Key Distribution with IOWN Open APN, the Next-Generation Communication
     Platform! A Step Forward to Secure and Comfortable Future Internet."
DenpaNews:"Successful coexistence of IOWN, quantum key distribution and high-speed communication."
Denpa Shimbun Digital:"Toshiba Corporation, NEC Corporation and NICT Integrate Communications and
    Quantum Encryption Technologies and Successfully Demonstrate Next-Generation Optical
     Communications"
Nico Nico News:"Toshiba Corp., NEC Corp. and NICT Successfully Integrate IOWN APN High-Speed Data
     Communication and Quantum Key Distribution for the First Time in the World."

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