Previous Working Experience
- Research Scientist, Research Center for Information Security (RCIS), National Institute of Advanced Industrial Science and Technology (AIST).
- Guest Associate Professor, Department of Electrical Engineering, Graduate School of Science and Technology, Tokyo University of Science.
- JSPS Research Fellow, at Institute of Industrial Science, The University of Tokyo.
Education
- Ph.D.: Dept. of Information and Communication, School of Information Science and Technology, The University of Tokyo, Tokyo, Japan, September, 2005. Thesis supervisor: Prof. Hideki Imai.
- M.E.: Dept. of Information and Communication, School of Information Science and Technology, The University of Tokyo, Tokyo, Japan, September, 2002. Thesis supervisor: Prof. Hideki Imai.
- B.E.: Dept. of Electrical Engineering, Tsinghua University, Beijing, China, July, 1999.
Research
Most of my publications can be found via my DBLP page.
Applied Cryptography
Quantitive approach for protection of information, mixing maths, computation complexity, and computer science.
Data Security
Life-cycle protection of confidentiality, integrity, usability and audit.
Privacy
Balance between big data technology and quiet life for individuals.
Blockchain
Redactability and interoperation of blockchains and blockchain platforms supporting different system architectures.
Prospective Students
I welcome self-motivated students to my group.
Basic tools
Theories, investigating, programming, and whatever helps.
Basic skills
Sketch the scenarios. Define things clearly. Let others understand.
Ability to solve problems
Output a reasonable conclusion and implement the ideas.
Professional Activities
Journal Editor
- Information, Editorial Board Member, MDPI.
- Cybersecurity, Associated Editor, Springer.
International Conference Committee
- Program Committee: IWSEC'23, Institute of Information Security, Yokohama, Aug. 29 - 31, 2023.
- Program Committee: APKC'23, Melbourne, Australia, July 10-14, 2023.
- Program Committee: IWSEC'22, Virtual, Tokyo, Aug. 31 - Sep. 2, 2022.
- Program Committee: APKC'22, Nagasaki, Japan, May 30, 2022, 2022.
- Program Committee: PST'21, Virtual, Auckland, New Zealand, Dec. 13-15, 2021.
- Program Committee: APKC'21, Virtual, Hongkong, Jun. 7, 2021.
- Program Committee: IEEE TrustCom'20, Guangzhou, China, Dec. 29, 2020 - Jan 1, 2021.
- Program Committee: APKC'20, Taipei, Oct. 6, 2020.
- Program Committee: ICICS'19, Beijing, China, Dec. 15-17, 2019.
- Program Committee: PST'19, Fredericton, NB, Canada, Aug. 26-28, 2019.
- Program Committee: IWSEC'19, Tokyo, Japan, Aug. 28-30, 2019.
- Program Committee: APKC'19, Auckland, New Zealand, Jul. 8, 2019.
- Program Committee: IWSEC'18, Sendai, Japan, Sep 3-5, 2018.
- Program Committee: APKC'18, Incheon, Korea, Jun. 4, 2018.
- Program Committee: ICICS'17, Beijing, China, Dec. 6-8, 2017.
- Program Committee: IWSEC'17, Tokyo, Japan, Sep 12-14, 2017.
- Program Chair: APKC'17, Abu Dhabi, United Arab Emirates, Apr. 2, 2017.
- Program Committee: ESORICS'14, Wroclaw, Poland, Sep. 7-11, 2014.
- Organizing Chair: Inscrypt'12, Beijing, CHINA, Nov. 28-Dec. 1, 2012.
- Program Committee: Inscrypt'11, Beijing, CHINA, Dec. 10-12, 2011.
- Program Committee: Inscrypt'10, Beijing, CHINA, Dec. 10-12, 2010.
- Program Committee: SecTech'09, Jeju Island, Korea, Dec. 10-12, 2009.
- Program Committee: CGMS'09, Seoul, Korea, Jun. 25-27, 2009.
- Program Committee: ProvSec'08, Shanghai, China, Oct. 30-Nov. 1, 2008.
- Program Committee: APTC'08, China, Oct. 14-17, 2008.
- Program Committee: WISA'08, Jeju Island, Korea, Sept. 23-25, 2008.
- Organizing Chair: ASIACCS'08, Tokyo, Japan, Mar. 18-20, 2008.
- Program Committee: WISA'07, Jeju Island, Korea, Aug. 27-29, 2007.
- Program Committee: WISA'06, Jeju Island, Korea, Aug. 28-30, 2006.