We're excited to share a key development from our latest work in the Allegro project — Hybridisation of QKD and AES to Improve Consumer Key Rate Quantum Key Distribution (QKD) is a groundbreaking technology for secure communication. While current commercial QKD links...
Allegro Project — Scenario A: LPSec DEM and QKD Integration
Proud to share another milestone in the Allegro project as we refine the workflows for secure, dynamic optical networking. Today’s focus: Scenario A — LPSec DEM with Quantum Key Distribution (QKD). In this scenario, our SDN controller plays a central role by gathering...
Allegro Project Update: Workflows in Focus
Excited to share a quick look into one of the core elements of the Allegro project — Workflows Implementation. As part of our effort to deliver secure, high-performance optical networks, we’ve detailed workflows for multiple identified scenarios. These workflows are...
Project Update: Scenarios for Optical Encryption Using Quantum Keys
As part of our ongoing research within the Allegro project, we've been exploring innovative approaches to secure high-speed optical networks using quantum-generated keys. Our latest work focuses on encrypting optical signals, such as 16-QAM modulated signals, using...
Seamless Integration in ALLEGRO’s KMS Architecture
One of the standout features of our proposed Key Management System (KMS) in the ALLEGRO project is its seamless, agnostic integration capability. Thanks to its modular design, every subsystem within the KMS forms a clean, scalable interconnection with other components...
Project Update: Allegro – Key Management System (KMS) Architecture Visualisation
We are excited to share a visualisation and brief breakdown of the KMS general architecture we’ve been working on for the Allegro project. The KMS operates as a distributed network service, organised into a multi-instance ring architecture. At the heart of this design...
State of the Art in QKD Networks — Where Are We Today?
As part of the ALLEGRO project, we're diving deep into the realities of deploying and operating large-scale Quantum Key Distribution (QKD) networks — and it's clear there's both incredible potential and critical challenges ahead. 📌 What’s the current landscape? Only a...
Deploying and Operating Large-Scale QKD Networks — The Next Frontier in Quantum-Secure Communications
At ALLEGRO, we’re tackling one of the most exciting challenges in quantum communications: scaling up Quantum Key Distribution (QKD) networks to cover larger, more complex infrastructures — potentially operated by multiple independent organizations across adjacent...
Allegro Project Update: Robust Quantum Communication Under Classical Coexistence
In our latest experiment, we explored a realistic deployment scenario where Bob* (B*) is co-located with node D—a setup detailed in Figure 28(c). 📊 Figure 29(a) highlights the performance of our quantum network without classical light interference. Using the BB92...
Allegro Project Milestone: Advancing Entanglement Distribution for Quantum Networks
We're excited to share a major step forward in the Allegro project! To enable entanglement distribution, we’ve deployed a broadband Spontaneous Parametric Down-Conversion (SPDC) source, centered at 1550.12 nm. This entangled photon source connects to our quantum...