Dutch research institute QuTech aims to build a secure quantum network connecting four cities by 2020, which would be impervious to hacking and surveillance
photons of light, for this purpose—in a single quantum state, so that even if they travel off in opposite directions, they retain a quantum connection. http://twitter.com/... @techreview : The race toward a quantum internet is well and truly on. http://www.technologyreview.com/ ...
Context & Ripple Effects
QuTech's four-city Dutch network was the first concrete national-scale blueprint for a quantum internet, announced while the field was still running point-to-point lab demos. The institute's own Stephanie Wehner went on to lead the EU's Quantum Internet Alliance, turning the Dutch plan into a continent-wide research program.
What followed validates the ambition's direction if not its timeline: Washington unveiled its own quantum internet plan two years later, Toshiba ran quantum key distribution over 250km of live German commercial fiber in 2025, and IBM and Cisco now target linking quantum computers by 2030 — all building on the entanglement-distribution idea this article introduced.
First-order effects
- QuTech commits itself to operating entanglement distribution as real infrastructure across multiple cities, making the Netherlands the first live testbed where quantum-secured links must survive outside laboratory conditions.
Second-order effects
- National governments treat the Dutch blueprint as a competitive marker: the US unveils a parallel quantum internet program, and the EU formalizes the effort under Wehner's Quantum Internet Alliance rather than ceding the field.
- Telecom operators gain a new role as the substrate for quantum security — Toshiba's later QKD run over a commercial German network shows existing fiber becoming the delivery mechanism, pulling carriers into quantum partnerships.
Third-order effects
- If the pattern holds, quantum networking consolidates into state-funded national programs layered onto commercial telecom infrastructure, with hardware vendors like Cisco — already prototyping entanglement source chips — supplying the components rather than research labs hand-building them.
- Security architecture splits into a dual-track model: classical internet traffic alongside a quantum channel whose value rests on physics-based eavesdropping detection, reshaping how governments and banks procure secure communications.
The trend: Quantum networking is moving from single-lab demonstrations to nationally funded programs riding on commercial telecom fiber, with the 2020s turning entanglement distribution from research project into infrastructure buildout.