Researcher's database - AOKI Kazumaro | BUNKYO UNIVERSITY

（Last updated : 2026-03-17 10:57:04）

AOKI Kazumaro

Department / Course Bunkyo University Faculty of Information & Comunications Department of Information Systems

Job Associate Professor

Book and thesis
Papers	On a Construction and Computation of the Finite Tower Field with Characteristic 2 Information and Communication Studies,pp.1-5 (Sole-authored) 2025/01/31
Papers	Photonic Cryptographic Circuits Consisting of Thermo-optic MZI Switch or Y-Branches 2024 IEEE Silicon Photonics Conference (SiPhotonics) (Co-authored) 2024/04
Papers	On Quantum Related-Key Attacks on Iterated Even-Mansour Ciphers IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences E102-A (1),pp.27-34 (Co-authored) 2019/01
Papers	Towards Reducing the Gap between Cryptography and Its Usage IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences E102-A (1),pp.11-16 (Sole-authored) 2019/01
Papers	Parameter Trade-Offs for NFS and ECM Advances in Information and Computer Security - 13th International Workshop on Security, IWSEC 2018, Lecture Notes in Computer Science 11049,pp.114-123 (Sole-authored) 2018/09
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Academic background
1993/04～1995/03	Master Department of Mathematics Graduate School of Science and Engineering Waseda University Finished
2001/03/08 Degree Acquisition	Doctor of Science

Business career
1995/04/01 ～ 2020/03/31	Nippon Telegraph and Telephone Corporation
2007/04 ～ 2010/03	Part-Time Lecturer Waseda University Graduate School of Fundamental Science and Engineering
2009/04 ～ 2010/03	Visiting Teacher Nagoya University Graduate School of Engineering
2009/11 ～ 2011/01	Guest Professor Graz University of Technology Institute of Applied Information Processing and Communications
2011/10 ～ 2012/03	Part-Time Lecturer Tokyo Institute of Technology Graduate School of Information Science and Engineering
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Academic conference presentation
2026/05/19	Demonstration of Photonic Symmetric-Key Encryption Circuit for Wavelength-Multiplexed Processing Based on Silicon Photonics (2026 Conference on Lasers and Electro-Optics (CLEO))
2026/01	A note on fast SIMD-based mask generation for mode of operation (2026 Symposium on Cryptography and Information Security (SCIS 2026))
2025/03	Implementation Method and Circuit Fabrication for Photonic Circuits of Symmetric Key Cryptography
2025/01	Finding sboxes using SAT solver (2025 Symposium on Cryptography and Information Security (SCIS 2025))
2024/01	Photonic S-box Circuits and Operation Veriﬁcation for All Photonic Computing (2024 Symposium on Cryptography and Information Security (SCIS 2024))
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Research activities
2021/09/01 ～	Information Processing Society of Japan
1995 ～	International Association for Cryptologic Research
1994 ～	The Institute of Electronics, Information and Communication Engineers (IEICE)

Present specialized field
keyword(Algorithmic Number Theory,Cryptology,Information Security)

Winning science prize
2023/12/06	International Association for Cryptologic Research IACR Test-of-Time Awards (Preimage Attacks on 3, 4, and 5-Pass HAVAL)
2017/08	IPSJ CSEC研究会、IEICE ISEC研究会 2017 IWSEC BEST PAPER AWARD (On Quantum Related-Key Attacks on Iterated Even-Mansour Ciphers)
2011/07	INSTICC SECRYPT 2011 Best Paper Award (Byte slicing Grøstl)
2007/10	IPSJ CSEC研究会、IEICE ISEC研究会 2007 IWSEC BEST PAPER AWARD (Experiments on the Linear Algebra Step in the Number Field Sieve)

Committee and society
2024	The 19th International Workshop on Security (IWSEC 2024) Program Committee Member
2019 ～ 2020	The 15th International Workshop on Security (IWSEC 2020) Program Cochair
2018 ～ 2019	The 14th International Workshop on Security (IWSEC 2019) Program Committee Member
2017 ～ 2017	Selected Areas in Cryptography 2017 (SAC 2017) Program Committee Member
2016 ～ 2016	Selected Areas in Cryptography 2016 (SAC 2016) Program Committee Member
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researchmap Researcher code
R000030758