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

Lunch

Day	Time	Main Activity
Mon	Until June 28, 2026	Until August 9, 2026
Student Registration	CAD 755	CAD 910
Regular Registration	CAD 995	CAD 1145

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