QCrypt Conference Website

Frequency-bin entanglement-based quantum key distribution
Giulia Guarda; Noemi Tagliavacche; Massimo Borghi; Domenico Ribezzo; Marco Liscidini; Davide Bacco; Matteo Galli; Daniele Bajoni
Chip-integrated quantum signature network over 200 km (original 1b/3)
Yongqiang Du; Bing-Hong Li; Xin Hua; Xiao-Yu Cao; Zhengeng Zhao; Feng Xie; Zhenrong Zhang; Hua-Lei Yin; Xi Xiao; Kejin Wei

12 35

Lunch

14 00

Contributed Talk 2b Chair: Zhenda Xie

Implementation of carrier-grade quantum communication networks over 10000 km: from Shanghai-Beijing Backbone to China quantum communication network
Hao-Ze Chen; Ming-Han Li; Yu-Zhou Wang; Zhen-Geng Zhao; Cheng Ye; Fei-Long Li; Zhu Chen; Sheng-Long Han; Bao Tang; Ya-Jun Miao; Wei Qi
Orthogonality Broadcasting and Quantum Position Verification
Ian George; Rene Allerstorfer; Philip Verduyn Lunel; Eric Chitambar
Dynamic rerouting of quantum key distribution links during live operation
Jan Krause; Stephanie Renneke; Jonas Hilt; Oliver Peters; Peter Hanne; Andy Schreier; Ronald Freund; Nino Walenta
Experimental Quantum Channel Purification
Yueyang Fei; Zhenhuan Liu; Rui Zhang; Yu-Ao Chen

15 20

Coffee Break

15 50

Tutorial Talk: Twin-field quantum key distribution experiments Chair: Christian Majenz

Yang Liu

18 25

Banquet

19 30

After dinner talk: Two quantum tales Chair: Qiang Zhang

Gilles Brassard

Wednesday, 27 Aug 2025

08 40

Invited Talk: Field trial of TF-QKD using independent optical frequency combs Chair: Giuseppe Vallone

Lai Zhou

09 25

Contributed Talk 3a (original 2c) Chair: Giuseppe Vallone

Anonymous Quantum Money, (Upgradeable) Quantum Coins, and Quantum Voting
Alper Cakan; Vipul Goyal; Takashi Yamakawa
Maximal device-independent randomness in every dimension (original 1c/1)
Máté Farkas; Jurij Volčič; Sigurd Anker Laursen Storgaard; Ranyiliu Chen; Laura Mančinska
Impossibility of Hyperefficient Shadow Tomography: Unbounded Multiple-Copy Secure Copy-Protection
Alper Cakan; Vipul Goyal
NQSN Singapore: A fully interoperable quantum-safe network testbed with versatile reference applications
Hao Qin; Jing Yan Haw; M. Wee; R. Frappier; C. Liang; X. Duan; Y. Cai; S. Sarda; K.W. Qiu; R. Murthy; T. Rimprongern; B. Sikdar; N. Ng; C. Kurtsiefer; M. Kasper; A. Ling

10 45

Coffee Break

11 10

Invited Talk: Long-range quantum correlations and DIQKD in routed Bell scenarios Chair: Gláucia Murta

Jef Pauwels

11 55

Contributed Talk 3b (original 3a) Chair: Gláucia Murta

Simpler and Tighter Device-Independent Security Proofs
Thomas Hahn; Amir Arqand; Ernest Tan; Peter Brown
Computational quantum unpredictability entropy and quantum leakage resilience (original 1c/3)
Noam Avidan; Rotem Arnon

12 35

Lunch

14 00

Tutorial Talk: Advances in Quantum Random Number Generation Chair: Davide Rusca

Giuseppe Vallone

15 15

Coffee Break

15 45

Invited Talk: Microsatellite-based quantum key distribution and beyond Chair: Feihu Xu

Yang Li

16 30

Invited Talk: Surpassing the loss-noise robustness trade-off in QKD Chair: Feihu Xu

Hannah Seabrook

17 15

Contributed Talk 3c (original 1a) Chair: Feihu Xu

Experimental mode-pairing quantum key distribution surpassing the repeaterless bound
Likang Zhang; Wei Li; Jiawei Pan; Yichen Lu; Wenwen Li; Zheng-Ping Li; Yizhi Huang; Xiongfeng Ma; Feihu Xu; Jianwei Pan
Chip-Based 16 GBaud Continuous-Variable Quantum Key Distribution (original 1b/2)
Adnan Hajomer; Ivan Derkach; Ulrik L. Andersen; Axl Bomhals; C´edric Bruynsteen; Aboobackkar Sidhique; Xin Yin; Tobias Gehring†

17 55

Poster (Odd Number)

Posters can mounted in C Hall (next to the conference venue D Hall) after 5 p.m. on Sunday, August 24th.
All posters are recommended to remain on display throughout the conference until its end.
On Wednesday, August 27th, odd-numbered posters are required to have their poster presentation.
On Tuesday, August 26th, even-numbered posters are required to have their poster presentation.

19 00

Dinner

Thursday, 28 Aug 2025

08 40

Tutorial Talk: Quantum position verification: where are we now? Chair: Ian George

Florian Speelman

09 55

Invited Talk: Anonymous communication in quantum networks Chair: Ian George

Gláucia Murta

10 40

Coffee Break

11 10

Invited Talk: A General Quantum Duality for Representations of Groups with Applications to Quantum Money, Lightning, and Fire Chair: Kirill Fedorov

Barak Nehoran

11 55

Contributed Talk 4a Chair: Kirill Fedorov

Experimental Private Quantum Sensing
Nicolas Laurent-Puig; Laura dos Santos Martins; Luis Bugalho; Santiago Scheiner; Majid Hassani; Sean Moore; Damian Markham; Eleni Diamanti
Renyi security framework against coherent attacks applied to decoy-state QKD (original 1c/4)
Lars Kamin; John Burniston; Ernest Y.-Z. Tan

12 35

Lunch

14 00

Industry Panel Chair: Charles Lim

Haeseong Lee
Charles Lim
Gillian Makamara
Hao Qin
Qiang Zhang

14 45

Contributed Talk 4b Chair: Devashish Tupkary

Public-Key Quantum Fire From Classical Oracles
Alper Cakan; Vipul Goyal; Omri Shmueli
Self-testing tilted strategies for maximal loophole-free nonlocality (original 1c/2)
Nicolas Gigena; Ekta Panwar; Giovanni Scala; Mateus Araújo; Máté Farkas; Anubhav Chaturvedi

15 25

Coffee Break

15 50

Contributed Talk 4c (original 4b) Chair: Christian Majenz

Implementation security of quantum key distribution transmitters
Feng-Yu Lu; Jia-Xuan Li; Ze-Hao Wang; Shuang Wang; Zhen-Qiang Yin; De-Yong He; Wei-Chen; Zheng-Fu Han; Guang-Can Guo
Plug-and-play attack on a quantum key distribution system as black box
Anqi Huang; Qingquan Peng; Xialong Yuan; Junxuan Liu; Yichen Liu; Zihao Chen; Vadim~Makarov
Quantum Lifting for Invertible Permutations and Ideal Ciphers
Alexandru Cojocaru; Minki Hhan; Qipeng Liu; Takashi Yamakawa; Aaram Yun

16 50

Awards and Business Meeting

18 20

Dinner

19 30

Public Lecture: Dream or Reality? Quantum Information Processing the Past, Present and Beyond Chair: Marco Lucamarini

Jian-Wei Pan

Friday, 29 Aug 2025

08 40

Contributed Talk 5a Chair: Máté Farkas

Succinct Perfect Zero-knowledge for MIP*
Xingjian Zhang; Honghao Fu
Formulations and Constructions of Remote State Preparation with Verifiability, with Applications
Jiayu Zhang
A Framework for the Security Analysis of Practical High-Dimensional QKD Setups (Remote)
Florian Kanitschar; Marcus Huber
Marginal-constrained entropy accumulation theorem (Remote)
Amir Arqand; Ernest Y.-Z. Tan
High-Rate Asynchronous Measurement-Device-Independent Quantum Communication without Optical Reference Light (original 1b/1)
Shanfeng Shao; Jinping Lin; Chengfang Ge; Mariella Minder; Yuan-Mei Xie; Ao Shen; Zhengyu Yan; Hua-Lei Yin; Lai Zhou; Zhiliang Yuan
Reference-frame-independent quantum key distribution based on machine-learning-enhanced qubit-based synchronization (original 1b/4)
Ye Chen; Zhiyu; Xiaodong; Ziran; Shihai

10 40

Coffee Break

11 00

Contributed Talk 5b Chair: Yang Liu

All-day free-space quantum key distribution with continuous variables
Tianxiang Zhan; Peng Huang
A Quantum Approach For Reducing Communications in Classical Secure Computations with Long Outputs
Jiayu Zhang
NISQ Security and Complexity via Simple Classical Reasoning
Alexandru Cojocaru; Juan Garay; Qipeng Liu; Fang Song
Information Theoretic One-Time Programs from Geometrically Local QNC0 Adversaries
Lev Stambler
A robust and composable device-independent protocol for oblivious transfer using (fully) untrusted quantum devices in the bounded storage model
Rishabh Batra; Sayantan Chakraborty; Rahul Jain; Upendra Kapshikar

12 40

Closing Remark

12 50

Welcome Remark

Tutorial Talk: Security proofs for decoy-state BB84 and their performance Chair: Thomas Hahn

Invited Talk: Quantum secure microwave communication Chair: Thomas Hahn

Coffee Break

Invited Talk: Optical Quantum Network using Drones Chair: Yu-Huai Li

Contributed Talk 2a Chair: Yu-Huai Li

Lunch

Contributed Talk 2b Chair: Zhenda Xie

Coffee Break

Tutorial Talk: Twin-field quantum key distribution experiments Chair: Christian Majenz

Group photo & Poster (Even Number)

Banquet

After dinner talk: Two quantum tales Chair: Qiang Zhang

Invited Talk: Field trial of TF-QKD using independent optical frequency combs Chair: Giuseppe Vallone

Contributed Talk 3a (original 2c) Chair: Giuseppe Vallone

Coffee Break

Invited Talk: Long-range quantum correlations and DIQKD in routed Bell scenarios Chair: Gláucia Murta

Contributed Talk 3b (original 3a) Chair: Gláucia Murta

Lunch

Tutorial Talk: Advances in Quantum Random Number Generation Chair: Davide Rusca

Coffee Break

Invited Talk: Microsatellite-based quantum key distribution and beyond Chair: Feihu Xu

Invited Talk: Surpassing the loss-noise robustness trade-off in QKD Chair: Feihu Xu

Contributed Talk 3c (original 1a) Chair: Feihu Xu

Poster (Odd Number)

Dinner

Tutorial Talk: Quantum position verification: where are we now? Chair: Ian George

Invited Talk: Anonymous communication in quantum networks Chair: Ian George

Coffee Break

Invited Talk: A General Quantum Duality for Representations of Groups with Applications to Quantum Money, Lightning, and Fire Chair: Kirill Fedorov

Contributed Talk 4a Chair: Kirill Fedorov

Lunch

Industry Panel Chair: Charles Lim

Contributed Talk 4b Chair: Devashish Tupkary

Coffee Break

Contributed Talk 4c (original 4b) Chair: Christian Majenz

Awards and Business Meeting

Dinner

Public Lecture: Dream or Reality? Quantum Information Processing the Past, Present and Beyond Chair: Marco Lucamarini

Contributed Talk 5a Chair: Máté Farkas

Coffee Break

Contributed Talk 5b Chair: Yang Liu

Closing Remark

Lunch