Junming Ke

Email: junmingke@outlook.com

Education

2020 - 2024: Ph.D. (Coding Theory)

University of Tartu, Faculty of Science and Technology.

Supervisors: Ago-Erik Riet, Henk D.L. Hollmann.

2016 - 2019: M.Sc. (Blockchain)

Shandong University, School of Computer Science and Technology.

Supervisor: Qiuliang Xu.

2012 - 2016: B.Sc. (Mathematics)

Zhejiang University of Technology, Science College.

Working Experience

2022.01 - 2024.11: University of Tartu

Junior Researcher

2020.04 - 2020.10: Huawei Technologies

Software Engineer

2019.01 - 2020.01: Singapore University of Technology and Design

Visiting Fellow

2015.03 - 2016.08: Zhejiang University

Internship

Publication

Full list available at DBLP.

A Binary Linear Functional-repair Regenerating Code on 72 Coding Spaces Related to PG(2,8)

Junming Ke, Henk D.L. Hollmann, and Ago-Erik Riet.
Proceedings of 2024 IEEE International Symposium on Information Theory, Athens, Greece, July 2024, IEEE.

If You Can’t Beat Them, Pay Them: Bitcoin Protection Racket is Profitable

Zheng Yang, Chao Yin, Junming Ke, Tien Tuan Anh Dinh, and Jianying Zhou.
Proceedings of 2022 Annual Computer Security Applications Conference, Austin, USA, December 2022, ACM Press.

Update and Repair Efficient Storage Codes with Availability via Finite Projective Planes

Junming Ke, and Ago-Erik Riet.
Proceedings of 2022 IEEE International Symposium on Information Theory, Aalto, Finland, June 2022, IEEE.

LaKSA: A Probabilistic Proof-of-Stake Protocol

Daniel Reijsbergen, Pawel Szalachowski, Junming Ke, Zengpeng Li, and Jianying Zhou.
Proceedings of 2021 Network and Distributed System Security Symposium, San Diego, USA, February 2021, Internet Society Press.

IBWH: An Intermittent Block Withholding Attack with Optimal Mining Reward Rate

Junming Ke, Pawel Szalachowski, Jianying Zhou, Qiuliang Xu, and Zheng Yang.
Proceedings of 2019 Information Security Conference, pages 3--24, New York, USA, September 2019, Springer.

Award

The Trophy for Promoting IEEE University of Tartu Student Branch

The IEEE Estonia Section, 2024.

The 2022 Fund of XRP Ledger Trust Scholarship

The University of Tartu Foundation and the XRP Ledger Foundation, 2022.

Knowledge Sharing Awards

Comprehensive Service Area, eSight Huawei, 2020.

Annual Appraisal of Advanced Individuals

Shandong University, 2017.

Meritorious Winner

Mathematical Contest in Modeling, COMAP, 2015.

Talk

Codes for Distributed Storage

Defense at University of Tartu, November 2024.

A Binary Linear Functional-repair Regenerating Code on 72 Coding Spaces Related to PG(2,8)

Speaker at 2024 IEEE International Symposium on Information Theory held in Athens, Greece, July 2024.

My Mathematics Studies

Speaker at Sissejuhatus matemaatika erialasse, October 2022.

Update and Repair Efficient Storage Codes with Availability via Finite Projective Planes

Speaker at 2022 IEEE International Symposium on Information Theory held by Aalto University, June 2022.
Speaker at Coding theory and cryptography: A conference in honor of Joachim Rosenthal's 60th birthday held by University of Zurich, July 2022.

Codes from Projective Planes

Speaker at Joint Estonian-Latvian Theory Days 2022 held by University of Latvia, May 2022.
Speaker at IEEE Estonia Section August Seminar 2021 held by IEEE Estonia, August 2021.

Formalizing Bitcoin Crashes with Universally Composable Security

Speaker at 2020 Information Security Conference held by Petra Christian University (virtually), December 2020.

IBWH: An Intermittent Block Withholding Attack with Optimal Mining Reward Rate

Speaker at 2019 Information Security Conference held by Stony Brook University, September 2019.

Analysis on the Block Reward of Fork After Withholding

Speaker at 2018 International Conference on Network and System Security held by Hong Kong Polytechnic University, August 2018.

Teaching

Higher Mathematics

University of Tartu, Autumn 2021. (I received a postcard from one of my students.)

Material

The decoding of the Generalized Reed-Solomon (GRS) Codes (Java).

Miscellany

Chair of the University of Tartu IEEE student branch, 2021 - 2024.
Vice minister of Graduate Student Union, Shandong University, 2016 - 2017.
A member of colour guard, Zhejiang University of Technology, 2012 - 2013.