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Global-Scale Information-Theoretic Secure Communication using QKD and Distributed Secure Key Establishment
Toshiba researchers have demonstrated a new network architecture for global-scale information-theoretic secure communication, combining QKD and Distributed Symmetric Key Establishment (DSKE), including the extension of...
Hungary’s First Multi-Link Quantum Key Distribution Network
Toshiba has worked with Magyar Telekom and other partners to deploy Hungary's first multi-node QKD network, paving the way for further implementations across Europe as...
Defence-in-Depth Solutions Today for a Quantum-Safe Tomorrow
QKD and PQC are the two main technologies for protecting against quantum-based attacks. Learn how they can be combined to provide defence-in-depth for communications networks.
[EXTERNAL] Twin-field quantum key distribution with optical injection locking and phase encoding on-chip
Researchers from Toshiba and the University of Cambridge have shown how twin-field QKD can overcome challenges associated with delivering effective QKD services over long distances.
Securing the Quantum Economy, Today
Find out how EY has tested Toshiba and BT's Quantum-Secure Metro Network for using QKD to secure our economy.
Quantum Key Distribution and Blockchain (PDF, 1 MB)
The power of quantum computing technology can challenge the security of any system reliant on certain mathematical algorithms, meaning it could undermine the security that...
[EXTERNAL] Experimental quantum key distribution beyond the repeaterless secret key capacity (Nature)
[EXTERNAL] Overcoming the rate–distance limit of quantum key distribution without quantum repeaters (Nature)
[EXTERNAL] A Quantum Light-Emitting Diode for the Standard Telecom Window Around 1,550 nm (Nature)
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Global-Scale Information-Theoretic Secure Communication using QKD and Distributed Secure Key Establishment
Toshiba researchers have demonstrated a new network architecture for global-scale information-theoretic secure communication, combining QKD and Distributed Symmetric Key Establishment (DSKE), including the extension of draft emerging standards for vendor-interoperable quantum key relay (ETSI 020).
Hungary’s First Multi-Link Quantum Key Distribution Network
Toshiba has worked with Magyar Telekom and other partners to deploy Hungary's first multi-node QKD network, paving the way for further implementations across Europe as part of the EuroQCI initiative.
Defence-in-Depth Solutions Today for a Quantum-Safe Tomorrow
QKD and PQC are the two main technologies for protecting against quantum-based attacks. Learn how they can be combined to provide defence-in-depth for communications networks.
Building Europe’s largest and most complex quantum network with scalable QKD technology and software-defined networking
Multiple Toshiba QKD systems have been deployed as part of the Madrid “MadQCI” network, delivering the highest key rate of any system on Europe’s largest and most complex quantum network The metro-scale network enables quantum-safe...
[EXTERNAL] Twin-field quantum key distribution with optical injection locking and phase encoding on-chip
Researchers from Toshiba and the University of Cambridge have shown how twin-field QKD can overcome challenges associated with delivering effective QKD services over long distances.
Latest research
- A semiconductor quantum dot interface for entangled multiphoton generation in the telecom C-band
- Electrically Tunable and Purcell Enhanced Telecom Single-Photon Emission from Quantum Dots in Circular Photonic Crystal Resonators
- Phase Randomization of DFB Laser Pulses Beyond the Diffusion Limit
- Seamless Satellite–Fibre Quantum Networking with a Compact Space-Deployable QKD Payload
- Feasibility of multi-gigahertz satellite-to-ground secure quantum communication
- Compact GHz-Gated InGaAs/InP SPAD Arrays for Quantum Key Distribution