Handong Cui

Biography

Handong Cui obtained his Ph.D. degree from the Department of Computer Science (CS) at The University of Hong Kong (HKU)
in June 2024, under the supervision of Prof. John T. H. Yuen and Prof. S. M. Yiu. His research interests focus on cryptography, security and privacy.

Education Background

• Ph.D. in Computer Science, The University of Hong Kong, Hong Kong SAR, China, 2019.9 – 2024.6
• B.E. in Information Security, Sichuan University, Chengdu, China, 2015.9 – 2019.6

Working Experience

• Technology Specialist, Cyber Security and Cryptography, China Mobile Communications Group, Guangzhou, China, 2024.6 – present.
• Trainee (Internship), Investment Risk Management, APG Investment Asia Ltd, Hong Kong SAR, 2022.4 – 2022.8
• Research Intern, Computer Science Department, HKU, Hong Kong SAR, 2019.2 – 2019.5
• Research Intern, Computer Science Department, HKU, Hong Kong SAR, 2018.7 – 2018.8

Projects

Publications

• Ⓒ Towards Practical Privacy-Preserving AI: Applications of Fully Homomorphic Encryption in Learning Models
  Feng Zhang, Yan Zhuang, Le Yu, Handong Cui, Shuo Sun, Yusheng Ma.
  Accepted at The 5th International Conference on Frontiers of Electronics, Information and Computation Technologies (ICFEICT 2025) , Springer, 2025.
  EI Best Poster Award
• Ⓒ DIDO: Data Provenance from Restricted TLS 1.3 Websites
  Kwan Yin Chan, Handong Cui, Tsz Hon Yuen.
  Published in The 18th International Conference on Information Security Practice and Experience, Springer., 2023. ISPEC 2023
  EI Core-B
• Ⓒ Efficient Multiplicative-to-Additive Function from Joye-Libert Cryptosystem and Its Application to Threshold ECDSA
  Haiyang Xue, Man Ho Au, Mengling Liu, Kwan Yin Chan, Handong Cui, Xiang Xie, Tsz Hon Yuen, Chengru Zhang.
  Published in The 30th ACM Conference on Computer and Communications Security, ACM., 2023. CCS 2023
  EI CCF-A Core-A*
• Ⓙ Bandwidth-Efficient Zero-Knowledge Proofs for Threshold ECDSA
  Handong Cui, Kwan Yin Chan, Tsz Hon Yuen, Xin Kang, Cheng-Kang Chu.
  Published in The Computer Journal, Oxford University Press., 2023. COMPJ 2023
  SCI CCF-B JCR-Q2
• Ⓒ Multi-signatures for ECDSA and Its Applications in Blockchain
  Shimin Pan, Kwan Yin Chan, Handong Cui, Tsz Hon Yuen.
  Published in The 27th Australasian Conference on Information Security and Privacy, Springer., 2022. ACISP 2022
  EI CCF-C
• Ⓒ A Trustless GQ Multi-Signature Scheme with Identifiable Abort
  Handong Cui, Tsz Hon Yuen.
  Published in The 26th Australasian Conference on Information Security and Privacy, Springer., 2021. ACISP 2021
  EI CCF-C
• Ⓒ Efficient Online-friendly Two-party ECDSA Signature
  Haiyang Xue, Man Ho Au, Xiang Xie, Tsz Hon Yuen, Handong Cui.
  Published in The 28th ACM Conference on Computer and Communications Security, ACM., 2021. CCS 2023
  EI CCF-A Core A*
• Ⓒ Compact Zero-Knowledge Proofs for Threshold ECDSA with Trustless Setup
  Tsz Hon Yuen, Handong Cui, Xiang Xie.
  Published in The 24th edition of the International Conference on Practice and Theory of Public-Key Cryptography, IACR., 2021. PKC 2021
  EI CCF-B Core-B
• Ⓒ New location privacy preserving schemes based on ring signature over mobile social networks
  Cailing Cai, Tsz Hon Yuen, Handong Cui, Mingli Wu, Siu Ming Yiu.
  Published in The 16th Information Security and Cryptology: 16th International Conference, Springer., 2021. Inscrypt 2021
  EI CCF-C
• Ⓒ Security on SM2 and GOST Signatures against Related Key Attacks
  Handong Cui, Xianrui Qin, Cailing Cai, Tsz Hon Yuen.
  Published in The 20th IEEE International Conference On Trust, Security And Privacy In Computing And Communications, IEEE., 2021. TrustCom 2021
  EI CCF-C Core-A
• Ⓒ Address-based Signature
  Handong Cui, Tsz Hon Yuen.
  Published in The 19th IEEE International Conference On Trust, Security And Privacy In Computing And Communications, IEEE., 2020. TrustCom 2020
  EI CCF-C Core-A

Teaching Assistant

• [CSST9080] FinTech: Financial Inclusion, Emerging Markets and Social Value, UG, HKU, Spring 2022/2023.
• [FITE1010] Introduction to Financial Technology, UG, HKU, fall 2020.
• [COMP3320] Electronic Commerce Technology, UG, HKU, spring 2020.

Invited Talks

• Introduction to Zero-Knowledge Proofs and its Application in Blockchain
  Sichuan University, Chengdu, China, November 2024.
• Discussion about Career Fair for Cryptography Major Graduates
  Jinan University, Guangzhou, China, December 2024.
• Challenges and Opportunities on Modern Cryptography
  China Mobile (Wangda) Online Education Platform, September 2024.

External Reviewer

• 2025: CMC 2025
• 2024: TIFS 2024
• 2023: The Computer Journal 2023
• 2022: ESORICS 2022, GlobeCom 2022, WCNC 2022
• 2021: ACISP 2021, ISPEC 2021
• 2020: ISC 2020, Inscrypt 2020, ICICS 2020, ACISP 2020
• 2019: NSS 2019, ICICS 2019