The VQCC team at
Qcrypt 2024, in Vigo.

27/09/2024

From September 2 to 6, 2024, VQCC team attended the International Conference on Quantum Cryptography (Qcrypt 2024), which was held in the city of Vigo (Spain), with more than 300 attendees and supported by about 20 sponsors.

QCrypt is the most important conference in quantum communications. It is a conference for students and researchers working on all aspects of quantum cryptography, this includes theoretical and experimental research on the possibilities and limitations of secure communication and computation with quantum mechanical devices or in the presence of quantum mechanical devices (the conference includes but is not limited to research on quantum key distribution). It is the goal of the conference to represent the previous year’s best results on quantum cryptography and to support the building of a research community in quantum cryptography.

In 2024, the program included about 50 talks and 200 posters. In addition, a public lecture was offered to the general public, and a visit to the VQCC laboratories was organized. The congress program also offered a welcome reception and an excursion to the Cíes Islands to enable attendees to expand contacts and improve their networking.

Photo Group Qcrypt 2024.

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Welcome Reception at Palacio La Oliva, Vigo, September 2, 2024

Public public lecture at the Teatro Afundación, Vigo, September 3, 2024.

“Quantum computers and cryptography: what happens when bits become quantum?” by Antonio Acín, ICFO – The Institute of Photonic Sciences.

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Visit to the VQCC Labs, September 4, 2024.

Almost 60 people enjoyed a guided tour of the laboratories of the VQCC.

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Trip to Cíes Islands, September 4, 2024.

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VQCC members at the poster sessions

Quantum key distribution with unbounded pulse correlations.

Margarida Pereira (Vigo Quantum Communication Center); Guillermo Currás-Lorenzo (Vigo Quantum Communication Center); Akihiro Mizutani (University of Toyama); Davide Rusca (Vigo Quantum Communication Center); Marcos Curty (Vigo Quantum Communication Center); Kiyoshi Tamaki (University of Toyama).

A security framework for quantum key distribution implementations.

Guillermo Currás-Lorenzo (University of Vigo); Margarida Pereira (University of Vigo); Go Kato (NICT); Marcos Curty (University of Vigo); Kiyoshi Tamaki (University of Toyama).

Security of decoy-state quantum key distribution with information leakage.

Xoel Sixto (Vigo Quantum Communication Center, Universidade de Vigo); Álvaro Navarrete (Vigo Quantum Communication Center, Universidade de Vigo); Margarida Pereira (Vigo Quantum Communication Center, Universidade de Vigo); Guillermo Currás-Lorenzo (Vigo Quantum Communication Center, Universidade de Vigo); Kiyoshi Tamaki (University of Toyama); Marcos Curty (Vigo Quantum Communication Center, Universidade de Vigo).

Modelling and characterization of pulse correlations for quantum key distribution.

Ainhoa Agulleiro (Vigo Quantum Communication Center, University of Vigo); Fadri Grünenfelder (Vigo Quantum Communication Center, University of Vigo); Margarida Pereira (Vigo Quantum Communication Center, University of Vigo); Guillermo Currás-Lorenzo (Vigo Quantum Communication Center, University of Vigo); Hugo Zbinden (Vigo Quantum Communication Center, University of Vigo); Marcos Curty (Vigo Quantum Communication Center, University of Vigo); Davide Rusca (Vigo Quantum Communication Center, University of Vigo).

Experimental characterisation of second-order phase correlations in gain-switched laser sources for decoy-state QKD.

Alessandro Marcomini (University of Vigo); Fadri Grünenfelder (University of Vigo); Guillermo Currás-Lorenzo (University of Vigo); Angel Valle (Instituto de Física de Cantabria); Kiyoshi Tamaki (University of Toyama); Hugo Zbinden (University of Vigo); Marcos Curty (University of Vigo); Davide Rusca (University of Vigo)

Security of decoy-state quantum key distribution with information leakage.

Xoel Sixto (Vigo Quantum Communication Center, Universidade de Vigo); Álvaro Navarrete (Vigo Quantum Communication Center, Universidade de Vigo); Margarida Pereira (Vigo Quantum Communication Center, Universidade de Vigo); Guillermo Currás-Lorenzo (Vigo Quantum Communication Center, Universidade de Vigo); Kiyoshi Tamaki (University of Toyama); Marcos Curty (Vigo Quantum Communication Center, Universidade de Vigo).

Intensity correlations in decoy-state BB84 QKD systems.

Daniil Trefilov (Vigo Quantum Communication Center, University of Vigo); Xoel Sixto (Vigo Quantum Communication Center, University of Vigo); Víctor Zapatero (Vigo Quantum Communication Center, University of Vigo); Anqi Huang (National University of Defense Technology); Marcos Curty (Vigo Quantum Communication Center, University of Vigo); Vadim Makarov (Russian Quantum Center ; Vigo Quantum Communication Center).

Impact of information leakage in modulator-free quantum key distribution transmitters.

Álvaro Navarrete (Vigo Quantum Communication Center, University of Vigo, Vigo E-36310, Spain); Víctor Zapatero (Vigo Quantum Communication Center, University of Vigo, Vigo E-36310, Spain); Marcos Curty (Vigo Quantum Communication Center, University of Vigo, Vigo E-36310, Spain).

Experimental characterisation of second-order phase correlations in gain-switched laser sources for decoy-state QKD.

Alessandro Marcomini (University of Vigo); Fadri Grünenfelder (University of Vigo); Guillermo Currás-Lorenzo (University of Vigo); Angel Valle (Instituto de Física de Cantabria); Kiyoshi Tamaki (University of Toyama); Hugo Zbinden (University of Vigo); Marcos Curty (University of Vigo); Davide Rusca (University of Vigo).

Quantum key distribution with small data block sizes.

Vaisakh Mannalath (Vigo Quantum Communication Centre); Victor Zapatero (Vigo Quantum Communication Centre); Marcos Curty (Vigo Quantum Communication Centre).

Certification of a commercial quantum key distribution system against implementation loopholes.

Vadim Makarov (Russian quantum center; Vigo quantum communication center); Alexey Abrikosov (Russian quantum center); Poompong Chaiwongkhot (Mahidol University); Aleksey K. Fedorov (Russian quantum center); Anqi Huang (National University of Defense Technology); Evgeny Kiktenko (Russian quantum center); Mikhail Petrov (Vigo quantum communication center); Anastasiya Ponosova (Russian quantum center); Daria Ruzhitskaya (Russian quantum center); Andrey Tayduganov (National University of Science and Technology MISiS); Daniil Trefilov (Vigo quantum communication center); Konstantin Zaitsev (Vigo quantum communication center).

Intensity correlations in decoy-state BB84 QKD systems.

Daniil Trefilov (Vigo Quantum Communication Center, University of Vigo); Xoel Sixto (Vigo Quantum Communication Center, University of Vigo); Víctor Zapatero (Vigo Quantum Communication Center, University of Vigo); Anqi Huang (National University of Defense Technology); Marcos Curty (Vigo Quantum Communication Center, University of Vigo); Vadim Makarov (Russian Quantum Center ; Vigo Quantum Communication Center).