Researcher Database | | Nobuyuki Sugio |

（Last updated : 2026-02-19 15:50:37）

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Nobuyuki Sugio

Department / Course Hokkaido University of Science

Job Associate Professor

Academic background
2014/04/01～2017/03/18	Doctorial Graduate School, Division of Science and Engineering Tokyo University of Science Finished

Research activities
2004/04/01 ～ 2021/03/31	Research Engineer NTTDOCOMO, INC.
2016/04/01 ～ 2021/03/31	Cryptography Research and Evaluation Committees
2019/04/01 ～ 2020/03/31	Cryptography Research and Evaluation Committees

Present specialized field
Information security

Belonging society
2019/04/01 ～	Computer Security Group
2019/02 ～	Information Processing Society of Japan
2006/10 ～	The Institute of Electronics, Information and Communication Engineers

Book and thesis
Papers	（学術論文） Security Analysis on “Multi-keyword Searchable Encryption for Smart Grid Edge Computing” IEICE TRANSACTIONS on Fundamentals Special Section on Discrete Mathematics and Its Applications,pp.1-2 (Co-authored) 2026/09
Papers	（学術論文） On the security of the CLSV PAEKS scheme Journal of Mathematical Cryptology,pp.1-9 (Co-authored) 2026/01
Papers	（学術論文） Impossible Differential Attack on Round-reduced SLIM IEEJ Transactions on Electrical and Electronic Engineering Vol. 20 (No. 12),pp.2010-2017 (Sole-authored) 2025/12
Papers	（学術論文） Practical Development of a LINE Chatbot cooperating with a Laboratory Website using Amazon Web Services Journal of Information Processing Vol. 33,pp.935-946 (Co-authored) 2025/11
Papers	（国際会議論文） Impossible Differential Attack on SAND-128 Proc. 24th International Conference on Cryptology and Network Security, CANS 2025 Vol. 16351 of LNCS,pp.643-655 (Sole-authored) 2025/11
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Academic conference presentation
2024/10/24	Security Evaluation on the lightweight block ciphers SAND-64 and SLA (Computer Security Symposium 2024)
2024/09/30	Development of a Seminar Website using AWS
2024/09/05	A Study of Machine Learning Models for Predicting Academic Performance after University Admission Using Pre-Admission Educational Data
2024/07/22	Implementation for malwares using ChatGPT
2024/07/11	Dependence on Training Period of Performance of Forecast System of Post-enrollment Grade Using Pre-admission Education Data
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