Researchers Database

Hashimoto Masaki

  • Faculty of Engineering and Design
  • Department of Engineering and Design
  • Associate Professor
Last Updated :2026/08/18

Researcher Information

Degree

  • Ph.D. in Informatics(2010/03 Institute of Information Security)

Research funding number

  • 10582158

ORCID ID

J-Global ID

Profile

  • In April 2024, I moved from the Institute of Information Security to Kagawa University.

Research Interests

  • OS Security   Intrusion Detection / Prevention   OSINT   Malware Analysis   

Research Areas

  • Informatics / Information networks
  • Informatics / Computer systems
  • Informatics / Information security

Academic & Professional Experience

  • 2024/08 - Today  Kagawa UniversityIntegrated Center for InformaticsAssociate Professor
  • 2024/04 - Today  Kagawa UniversityGraduate School of Science for Creative EmergenceAssociate Professor
  • 2024/04 - Today  Kagawa UniversityFaculty of Engineering and DesignAssociate Professor
  • 2014/03 - 2024/03  Institute of Information SecurityGraduate School of Information SecurityAssociate Professor
  • 2014/04 - 2015/03  Royal Holloway, University of LondonInformation Security GroupAcademic Visitor
  • 2010/04 - 2014/02  Institute of Information SecurityGraduate School of Information SecurityAssistant Professor

Education

  • 2007/04 - 2010/03  Institute of Information Security  Graduate School of Information Security  PhD Programme
  • 2005/04 - 2007/03  Institute of Information Security  Graduate School of Information Security  Master's Programme
  • 1996/04 - 2001/03  Ritsumeikan University  College of Letters  人文総合科学インスティテュート

Association Memberships

  • IEEE   Japan Society for Software Science and Technology   Institute of Electronics, Information and Communication Engineers   Information Processing Society of Japan   

Published Papers

MISC

  • Development of an Automatic Pseudo-C2 Server Generation System for IoT Malware
    Koki Hasui; Shingo Matsugaya; Makoto Shimamura; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2026-  (CSEC-112(66))  1  -8  2026/03
  • Foundational Study on Authorship Attribution of Japanese Web Posts for Actor Analysis
    Hiroshi Matsubara; Shingo Matsugaya; Taichi Aoki; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2026-  (CSEC-112(13))  1  -8  2026/03
  • A Prototype System for Fake Shopping Site Discovery through Iterative Search Query Refinement
    Kotono Karasawa; Kosuke Takeshige; Shingo Matsugaya; Makoto Shimamura; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2026-  (CSEC-112(14))  1  -8  2026/03
  • Lightweight Detection of Technical Support Scam Websites through Screenshot Analysis
    Keisuke Sakai; Kosuke Takeshige; Makoto Shimamura; Shingo Matsugaya; Taiji Watanabe; Masaki Hashimoto  Proceedings of Computer Security Symposium 2025  1384  -1391  2025/10
  • Mutation Analysis of TLS Parameters Using Structure-Preserving Feature Representations
    Atsushi Kanda; Masaki Hashimoto; Takao Okubo  Proceedings of Computer Security Symposium 2025  1552  -1559  2025/10
  • Study on Benign Activity Extraction Methods in Information Systems Using DARPA Dataset
    Taishin Saito; Masaki Hashimoto; Kuniyasu Suzaki  Proceedings of Computer Security Symposium 2024  1641  -1648  2024/10
  • Characteristic Analysis and Attack Group Identification of Phishing Sites Targeting Japan
    Shingo Matsugaya; Makoto Shimamura; Kosuke Takeshige; Keisuke Sakai; Masaki Hashimoto  Proceedings of Computer Security Symposium 2024  1072  -1079  2024/10
  • Analysis of Relationships Between Malware Using Information from Fake Shopping Sites Redirected by Malware Performing Malicious SEO
    Makoto Shimamura; Kosuke Takeshige; Shingo Matsugaya; Keisuke Sakai; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2024-  (CSEC-106(29))  1  -8  2024/07
  • Multi-Class Classification of Malicious Sites Using Machine Learning
    Kosuke Takeshige; Keisuke Sakai; Makoto Shimamura; Shingo Matsugaya; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2024-  (CSEC-104(7))  1  -8  2024/03
  • Group Extraction and Analysis Using Site Characteristics in Fake Shopping Site Fraud Targeting Japanese People
    Makoto Shimamura; Kosuke Takeshige; Shingo Matsugaya; Keisuke Sakai; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2024-  (CSEC-104(34))  1  -8  2024/03
  • Research on Trend Analysis of Fake Sites Targeting Japan
    Keisuke Sakai; Kosuke Takeshige; Masanori Hiramatsu; Masaki Hashimoto  Proceedings of Computer Security Symposium 2023  596  -603  2023/10
  • Analysis of Social Bot Activity and Influence on Social Media in Modern Japan
    Shuhei Ippa; Masaki Hashimoto  Proceedings of Computer Security Symposium 2023  253  -260  2023/10
  • Can We Create a TLS Lie Detector?
    Atsushi Kanda; Masaki Hashimoto  Proceedings of Computer Security Symposium 2023  1365  -1372  2023/10
  • Building Resilient Systems and Recommendations for Security Chaos Engineering (SCE)
    Keisuke Shiraishi; Masaki Hashimoto  Advanced Technology and Information Crime and Security Research Group  2023/07
  • Research Toward Understanding the Impact of Social Bots in Japan
    Shuhei Ippa; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2023-  (CSEC-102(11))  1  -8  2023/07
  • Development of Security Checklist for Legacy Control Systems
    Kunihito Adachi; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2023-  (CSEC-100(7))  1  -8  2023/02
  • Research Toward Understanding Social Bot Activity in Japan
    Shuhei Ippa; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2023-  (CSEC-100(29))  1  -8  2023/02
  • Feature Extraction Methods for Binary Code Similarity Detection Using Neural Machine Translation Models
    Norimitsu Ito; Masaki Hashimoto; Akira Otsuka  IPSJ SIG Technical Report (CSEC)  2023-  (CSEC-100(20))  1  -8  2023/02
  • Development of Automatic Detection System for Fake Shopping Sites Using fastText and LightGBM
    Keisuke Sakai; Kosuke Takeshige; Kazuki Kato; Naoki Kurihara; Katsumi Ono; Masaki Hashimoto  Proceedings of Computer Security Symposium 2022  887  -894  2022/10
  • Research on Resilient Architecture for Autonomous IoT Systems
    Keisuke Shiraishi; Masaki Hashimoto; Toshihiro Matsui  IPSJ SIG Technical Report (CSEC)  2022-  (CSEC-96(13))  1  -8  2022/03
  • Development of System for Linking and Visualizing Malicious Activities in Systems for Intrusion Detection
    Tsuyoshi Miyasaka; Miyu Okubo; Nobuki Suetsugu; Midori Inaba; Masaki Hashimoto  Proceedings of Computer Security Symposium 2021  381  -388  2021/10
  • Client Delegation Method for Anti-Cheat Measures on Servers Using Intel SGX
    Kosuke Takahashi; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2021-  (CSEC-92(28))  1  -8  2021/03
  • Countermeasure Methods Using Rust Against Attacks Exploiting Memory Corruption Vulnerabilities
    Takayuki Chiwaki; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2021-  (CSEC-92(9))  1  -8  2021/03
  • Study on Linking and Visualization Methods for Malicious Activities in Systems for Intrusion Detection
    Nobuki Suetsugu; Miyu Okubo; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2020-  (CSEC-90(24))  1  -6  2020/07
  • Investigation of HTTP Requests and Proposal for Identifying Fake User-Agent Values
    Hitoshi Inoue; Masaki Hashimoto  電子情報通信学会技術研究報告  119-  (437(ICSS2019 68-107)(Web))  91  -96  2020/02
  • Development of Automatic Classification Expert System for Illegal and Harmful Information Prevalent on the Dark Web
    Hanae Kobayashi; Masaki Hashimoto  電子情報通信学会技術研究報告  119-  (437(ICSS2019 68-107)(Web))  113  -118  2020/02
  • Search for Similar Binary Code in Cross-Architecture Using Neural Machine Translation Model
    青柳守俊; 辻秀典; 橋本正樹  電子情報通信学会技術研究報告  119-  (437(ICSS2019 68-107)(Web))  2020
  • Identification of TLS Communication Using Randomness
    Atsushi Kanda; Masaki Hashimoto  Proceedings of Computer Security Symposium 2019  2019-  683  -690  2019/10
  • Current Status and Issues of Maritime Cybersecurity
    Yasuhiro Mitsuishi; Masaki Hashimoto; Hidenori Tsuji; Harumichi Yuasa  IPSJ SIG Technical Report (CSEC)  2019-  (CSEC-84(2))  1  -9  2019/02
  • Visualization Method for Secure OS/Intrusion Prevention Effects Using Processing Language
    Yuka Ogura; Hidenori Tsuji; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2019-  (CSEC-84(9))  1  -8  2019/02
  • Evaluation of Efficient Deployment of Deception Networks
    Masaki Sugiu; Hidenori Tsuji; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2018-  (CSEC-83(2))  1  -6  2018/12
  • Initial Study of Vulnerability Testing Tools for Short-Range Wireless Communication
    Shuhei Segawa; Hidenori Tsuji; Masaki Hashimoto  IPSJ SIG Technical Report (CSEC)  2018-  (CSEC-83(5))  1  -7  2018/12
  • Current Status and Issues of Maritime Cybersecurity
    Yasuhiro Mitsuishi; Masaki Hashimoto; Hidenori Tsuji; Harumichi Yuasa  Proceedings of Computer Security Symposium 2018  2018-  (2)  1213  -1220  2018/10
  • Visualization of Mandatory Access Control Effects by TOMOYO Linux
    Yuka Ogura; Hidenori Tsuji; Masaki Hashimoto  Proceedings of Computer Security Symposium 2018  2018-  (2)  949  -955  2018/10
  • Access Control Policy Protection Method Using TrustZone Technology
    Hiroki Inoue; Hidenori Tsuji; Masaki Hashimoto  Proceedings of Computer Security Symposium 2018  2018-  (2)  941  -948  2018/10
  • Threat Intelligence Extraction Method Using Machine Learning
    Shota Hayashi; Hidenori Tsuji; Masaki Hashimoto  IPSJ SIG Technical Report  2018-  (5(CSEC80))  1  -8  2018/02
  • A Malware Detection Method by Machine Learning Focused on Malignant Activity
    下村忠資; 末次信貴; 辻秀典; 橋本正樹  電子情報通信学会技術研究報告  117-  (481(ICSS2017 51-85))  2018
  • A Preliminary Study on Defining Malignant Activity by Linking in-System Elements
    小池拓矢; 大窪巳祐; 辻秀典; 橋本正樹  電子情報通信学会技術研究報告  117-  (481(ICSS2017 51-85))  2018
  • Research on an Evaluation Method for Memory Forensics Tools
    葦津誠; 田中郁夫; 辻秀典; 橋本正樹  電子情報通信学会技術研究報告  117-  (481(ICSS2017 51-85))  2018
  • Spoofed Website Detection using Machine Learning
    栗原直樹; 辻秀典; 橋本正樹  電子情報通信学会技術研究報告  118-  (315(ICSS2018 53-67)(Web))  2018
  • Malware Detection Method by Function Similarity in PE Using CNN
    Moriyo Tamura; Masaki Hashimoto  IPSJ SIG Technical Report  2017-  (8(CSEC79))  1  -6  2017/11
  • マルウェアの実行状況に基づく検知手法
    吉村豪康; 橋本正樹; 辻秀典; 田中英彦  情報処理学会全国大会講演論文集  79th-  (3)  2017
  • 複数のセキュアOSのセキュリティポリシー設定の自動生成のための構文主導変換方式の提案と考察
    安藤類央; 橋本正樹  情報処理学会研究報告(Web)  2017-  (DPS-170)  2017
  • Evaluation of memory image acquisition/analysis function in forensics tools
    田中郁夫; 橋本正樹  電子情報通信学会技術研究報告  116-  (522(ICSS2016 46-72))  2017
  • Initial Study for Building Dynamic Analysis Environment for Linux Malware Using TOMOYO Linux
    Takeyasu Yoshimura; Masaki Hashimoto; Hidenori Tsuji; Hidehiko Tanaka  Proceedings of Computer Security Symposium 2016  2016-  (2)  518  -525  2016/10
  • Verification of Effectiveness of Memory Forensic Tools Against Anti-Forensic Functions
    Ikuo Tanaka; Masaki Hashimoto  Proceedings of Computer Security Symposium 2016  2016-  (2)  100  -105  2016/10
  • アクセス制御技術とその最新動向—A Brief Review on Access Control Technologies
    橋本 正樹  日本セキュリティ・マネジメント学会誌 = Security management / 日本セキュリティ・マネジメント学会編集部会 編  29-  (3)  39  -45  2016/01
  • Preliminary Studies of Linkage Analysis among Process Behavior for Intrusion Prevention
    都丸裕大; 橋本正樹; 田中英彦  情報処理学会研究報告(Web)  2016-  (SPT-17)  2016
  • Study of behavior each malware function from the API calls
    末次信貴; 橋本正樹  電子情報通信学会技術研究報告  116-  (328(ICSS2016 38-45))  2016
  • Towards A Practical Implementation of Mandatory Access Control with Logic-Based Language
    橋本正樹; 滝澤峰利; 高山扶美彦; 辻秀典; 田中英彦  電子情報通信学会技術研究報告  115-  (334(ICSS2015 35-46))  2015
  • 階層的防御網の構築によるディペンダビリティ向上のための動的保護ドメイン構成機構
    橋本正樹  電気通信普及財団研究調査助成報告書(Web)  (30)  2015
  • User Space Implementation of SELinux Policy Processing System
    Masaki Hashimoto; Minetoshi Takizawa; Fumihiko Takayama; Hidenori Tsuji; Hidehiko Tanaka  Proceedings of Computer Systems Symposium  2014-  27  -35  2014/11
  • Implementation and Evaluation of Authorization Decision Mechanism for SELinux by Logical Language
    Masaki Hashimoto; Minetoshi Takizawa; Fumihiko Takayama; Hidenori Tsuji; Hidehiko Tanaka  Proceedings of Computer Security Symposium 2014  2014-  (2)  743  -750  2014/10
  • Initial Study on Trace Detection Method of Anti-Forensic Tools
    Akira Urano; Masaki Hashimoto; Hidenori Tsuji; Hidehiko Tanaka  Proceedings of Computer Security Symposium 2013  2013-  (4)  163  -168  2013/10
  • Email Misdirection Countermeasures Considering Practical Operation
    Tomohiro Hotta; Masaki Hashimoto; Hidenori Tsuji; Hidehiko Tanaka  IPSJ SIG Technical Report  2013-  (50(CSEC60))  1  -8  2013/03
  • Proposal of C&C Server Behavior Information Extraction System
    Masanobu Nakama; Masaki Hashimoto; Hidenori Tsuji; Hidehiko Tanaka  2013 Symposium on Cryptography and Information Security (SCIS2013)  (1D1-5)  2013/01
  • Consideration on Methods to Prevent One-Click Fraud
    Yusuke Karasawa; Masaki Hashimoto; Hidenori Tsuji; Hidehiko Tanaka  2013 Symposium on Cryptography and Information Security (SCIS2013)  (2F4-2)  2013/01
  • Improvement of Automatic Malware Classification System by Strengthening Static Analysis
    Tatsuhiko Matsufuji; Masaki Hashimoto; Keiichi Horiai; Hidehiko Tanaka  IPSJ SIG Technical Report  2012-  (10(CSEC56))  1  -7  2012/02
  • Research on Automatic Classification Method in Malware Dynamic Analysis
    Hideki Hatagami; Masaki Hashimoto; Keiichi Horiai; Hidehiko Tanaka  IPSJ SIG Technical Report  2011-  (51(CSEC52))  1  -7  2011/03
  • Initial Study on System Integrity Verification Using Software-Based TCB
    Masayuki Nakao; Masaki Hashimoto; Kunio Miyamoto; Hidehiko Tanaka  2010 Symposium on Cryptography and Information Security (SCIS2010)  (4E2-3)  2010/01
  • Research on Policy Description Language Using Logical Language
    Masaki Hashimoto; Mira Kim; Hidenori Tsuji; Hidehiko Tanaka  Proceedings of the 7th Dependable Systems Workshop (DSW09)  2009/07
  • Study of Information Leakage Prevention Technology by File Self-Destruction Function
    Mira Kim; Masaki Hashimoto; Hidenori Tsuji; Hidehiko Tanaka  Proceedings of Computer Security Symposium  2008-  (8)  115  -119  2008/10
  • A Method for Determining Execution in Virtual Machine Environment at Program Runtime
    Kunio Miyamoto; Kazuki Fujisawa; Masaki Hashimoto; Mira Kim; Hidenori Tsuji; Hidehiko Tanaka  Proceedings of Computer Security Symposium  2007-  (10)  549  -552  2007/10
  • Proposals for Improving Device Driver Safety in Virtual Machine Monitors
    Kazuki Fujisawa; Masaki Hashimoto; Kunio Miyamoto; Mira Kim; Hidenori Tsuji; Hidehiko Tanaka  Proceedings of Forum on Information Technology (FIT2007)  FIT 2007-  (第4分冊)  53  -54  2007/09
  • Initial Study on Secure OS as Application Platform
    Hidenori Tsuji; Masaki Hashimoto; Mira Kim; Hidehiko Tanaka  電子情報通信学会技術研究報告  107-  (141(ISEC2007 45-73))  173  -178  2007/07
  • Resource Access Control Using Capability in Distributed Systems
    Masaki Hashimoto; Kazuki Fujisawa; Kunio Miyamoto; Mira Kim; Hidenori Tsuji; Hidehiko Tanaka  電子情報通信学会技術研究報告  107-  (141(ISEC2007 45-73))  185  -192  2007/07
  • A Study for Building Secure Distributed Systems
    Masaki Hashimoto; Mira Kim; Hidenori Tsuji; Hidehiko Tanaka  Proceedings of Computer Security Symposium  2006-  (11)  435  -440  2006/10
  • Research on Secure Resource Management Methods in Distributed Environments
    Masaki Hashimoto; Mira Kim; Hidenori Tsuji; Hidehiko Tanaka  Proceedings of Forum on Information Technology (FIT2006)  FIT 2006-  (第4分冊)  311  -312  2006/09
  • A Study for the Security of Distributed System Architectures
    橋本正樹; 金美羅; 辻秀典; 辻秀典; 田中英彦  情報処理学会シンポジウム論文集  2006-  (11)  2006

Industrial Property Rights

Awards & Honors

  • 2026/08 the 21st Asia Joint Conference on Information Security (AsiaJCIS 2026) Best Paper Award
     LLM-assisted Generation of Pseudo-C2 Servers for IoT Malware Dynamic Analysis 
    受賞者: K. Hasui;S. Matsugaya;M. Shimamura;M. Hashimoto
  • 2026/03 Computer Security (CSEC) Group, Information Processing Society of Japan CSEC112 Outstanding Student Research Award
     Development of an Automatic Pseudo-C2 Server Generation System for IoT Malware 
    受賞者: Koki Hasui;Shingo Matsugaya;Makoto Shimamura;Masaki Hashimoto
  • 2024/11 2024 IEEE Conference on Dependable and Secure Computing (DSC) Best Paper Award
     An Analysis of the Relationship between Black-Hat SEO Malware Families Leveraging Information from Redirected Fake E-Commerce Scam Sites 
    受賞者: M. Shimamura;S. Matsugaya;K. Takeshige;K. Sakai;M. Hashimoto
  • 2024/05 JP生きがい振興財団 31st Police Research Paper, Information and Communication Research Section, Best Paper Award
     An Automatic Detection System for Fake Japanese Shopping Sites Using fastText and LightGBM 
    受賞者: K. Sakai;K. Takeshige;K. Kato;N. Kurihara;K. Ono;M. Hashimoto
  • 2020/06 IEICE, SIG on Information and Communication System Security (ICSS) IEICE / ICSS 2019 Research Award
     Search for Similar Binary Code in Cross-Architecture Using Neural Machine Translation Model 
    受賞者: Moritoshi Aoyagi;Hidenori Tsuji;Masaki Hashimoto

Research Grants & Projects

  • Research on Collection, Analysis, and Detection Methods for Malicious Sites
    Kanagawa Prefectural Police, Chiba Prefectural Police, Trend Micro Inc., Japan Cybercrime Control Center:
    Date (from‐to) : 2024/10 -2028/03 
    Author : Masaki Hashimoto
  • Development of Fine-grained Protection Domain Structure Mechanisms to Support Practical Implementation of Defense in Depth Strategies
    Japan Society for the Promotion of Science:Grants-in-Aid for Scientific Research
    Date (from‐to) : 2024/04 -2028/03 
    Author : 橋本 正樹
  • Research on Automatic Detection System for Fake Shopping Sites
    Kanagawa Prefectural Police, Chiba Prefectural Police, Japan Cybercrime Control Center:
    Date (from‐to) : 2023/04 -2024/03 
    Author : Masaki Hashimoto
  • Research on Detection Methods for Malicious Shopping Sites
    Japan Cybercrime Control Center:
    Date (from‐to) : 2021/10 -2023/03 
    Author : Masaki Hashimoto
  • Research on Autonomous Cyber Inference Systems using Deep Reinforcement Learning
    Acquisition, Technology & Logistics Agency:安全保障技術研究推進制度
    Date (from‐to) : 2020 -2023 
    Author : Akira Otsuka; Masaki Hashimoto
  • Research on Detection Methods for Malicious Shopping Sites
    Kanagawa Prefectural Police, Deloitte Tohmatsu Cyber LLC:
    Date (from‐to) : 2019/08 -2022/03 
    Author : Masaki Hashimoto
  • Intelligent Intrusion Detection and Protection Method Based on Reliable Access Control
    Japan Society for the Promotion of Science:Grants-in-Aid for Scientific Research
    Date (from‐to) : 2019/04 -2022/03 
    Author : Hashimoto Masaki
     
    The objective of this research is to design and implement a method to detect malicious activities inside computers with a higher accuracy than conventional methods and then precisely suppress such activities as an intelligent intrusion prevention system, and to verify the effectiveness of this method. The main results of this research, which was conducted over a three-year period, were the study, implementation, and evaluation of methods for linking and visualizing malicious activities inside the system, and the demonstration that the proposed method can capture actual attack scenarios as malicious activities inside the system without excess or deficiency, and the result of the study that security engineers The experiments confirmed that the proposed method can detect and deal with malicious activities more easily than the conventional methods.
  • Research on Definition Methods of Malicious Activities for Intelligent Intrusion Detection and Prevention
    INES Corporation Research Institute:
    Date (from‐to) : 2017/10 -2022/03 
    Author : Masaki Hashimoto
  • Research on Intelligence Extraction Methods from Deep Web using Artificial Intelligence
    Deloitte Tohmatsu Risk Services Co., Ltd.:
    Date (from‐to) : 2017/10 -2020/03 
    Author : Masaki Hashimoto
  • Resource access control system for security-enhanced OS as the next-generation platform of information systems
    Japan Society for the Promotion of Science:Grants-in-Aid for Scientific Research
    Date (from‐to) : 2012/04 -2015/03 
    Author : TANAKA Hidehiko; TSUJI Hidenori; HASHIMOTO Masaki; TOSHIHARU Harada
     
    In this research, we proposed a new operating system technology to implement a defense-in-depth strategy to information systems, which is based on a strict and secure access control mechanism achieved by the cooperation between applications and its infrastructure. Specifically, the main achievements of this research are followings; i) a proposal of a mechanism that gives the minimum access rights dynamically in consideration of the execution status of applications, ii) its robust implementation, and iii) a proposal of a simple and clear policy description language and its management system to make the implementation fit for practical use. The key feature of the research is to solve the problem of general operating systems in terms of insufficiency of compartment function caused by its coarse-grained access control systems, while it can solve the problem of MAC operating systems in terms of impracticality caused by its fine-grained access control systems, at the same time.
  • Dynamic Protection Domain Configuration Mechanism for Improving Dependability by Building a Hierarchical Protection Network
    The Telecommunications Advancement Foundation:Long-term Overseas Research Grant
    Date (from‐to) : 2014 -2015 
    Author : Masaki Hashimoto
  • Advanced access control architecture to support healthy development of SOA
    Japan Society for the Promotion of Science:Grants-in-Aid for Scientific Research
    Date (from‐to) : 2009 -2011 
    Author : TANAKA Hidehiko; TSUJI Hidenori; KIM Mira; HASHIMOTO Masaki
     
    In this research, we developed an architecture to realize a common access control mechanism protected by OS. This architecture is intended to provide a common mechanism to perform safely and strict access control by the coordination of applications and OS, and to force the use of that mechanism. The main components of the architecture are an authorization decision mechanism, policy description language and mandatory access control mechanism. We performed various experiments for implementation and evaluation on Linux OS and demonstrated its effectiveness.

Teaching Experience

  • Interpersonal Communication (partly)Interpersonal Communication (partly) Faculty of Engineering and Design, Kagawa University
  • Exercise in Team Working (partly)Exercise in Team Working (partly) Faculty of Engineering and Design, Kagawa University
  • Introduction to Information Engineering (partly)Introduction to Information Engineering (partly) Faculty of Engineering and Design, Kagawa University
  • Exercise in Information Security (partly)Exercise in Information Security (partly) Faculty of Engineering and Design, Kagawa University
  • Information Security Ⅱ (partly)Information Security Ⅱ (partly) Faculty of Engineering and Design, Kagawa University
  • Experiments in Computer Science, Systems, and Security Ⅰ (partly)Experiments in Computer Science, Systems, and Security Ⅰ (partly) Faculty of Engineering and Design, Kagawa University
  • Practical Technologies for Information SecurityPractical Technologies for Information Security Graduate School of Science for Creative Emergence, Kagawa University
  • Learning about ComputersLearning about Computers Wako University
  • The Science of Decision MakingThe Science of Decision Making Wako University
  • Computer AComputer A Wako University
  • Information Design A / BInformation Design A / B Wako University
  • Introduction to Engineering and Design (partly)Introduction to Engineering and Design (partly) Kagawa University
  • Startup Seminar on Academic Literacy (partly)Startup Seminar on Academic Literacy (partly) Faculty of Engineering and Design, Kagawa University
  • Information Systems & Security SeminarInformation Systems & Security Seminar Faculty of Engineering and Design, Kagawa University
  • Medical Informatics Science (partly)Medical Informatics Science (partly) Kanagawa Prefectural School of Nursing and Midwifery
  • Research Directions for PhD StudentResearch Directions for PhD Student Institute of Information Security
  • Research Directions for Master's Student I, II / Project Research DirectionsResearch Directions for Master's Student I, II / Project Research Directions Institute of Information Security
  • Capture The Flag (CTF) Introduction and Practical ExercisesCapture The Flag (CTF) Introduction and Practical Exercises Institute of Information Security
  • Information Security Technical Exercises I (partly)Information Security Technical Exercises I (partly) Institute of Information Security
  • Special Lectures (Hacking and Malware Analysis) (partly)Special Lectures (Hacking and Malware Analysis) (partly) Institute of Information Security
  • Operating SystemsOperating Systems Institute of Information Security
  • Information Security Presentation Exercise I, IIInformation Security Presentation Exercise I, II Institute of Information Security
  • Introduction to AlgorithmsIntroduction to Algorithms Institute of Information Security

Social Contribution

  • Certification System for Advanced Maintenance Enforcement Provider Review Board Member
    Date (from-to) : 2024/04-Today
    Role : Advisor
    Category : Others
    Sponser, Organizer, Publisher  : Ministry of Economy, Trade and Industry
  • K-SEC KOSEN Security Educational Center Adviser
    Date (from-to) : 2022/10-Today
    Role : Advisor
    Category : Seminar
    Sponser, Organizer, Publisher  : National Institute of Technology
  • Industry-Academia Collaboration Council for Cyber Security Director
    Date (from-to) : 2022/04-Today
    Role : Organizing member
    Category : Seminar
    Sponser, Organizer, Publisher  : Japan Network Security Association
  • Electricity Safety System WG, Electricity Safety Subcommittee, Consumer Product Safety Subcommittee, Industrial Structure Council Expert Member
    Date (from-to) : 2021/01-Today
    Role : Advisor
    Category : Others
    Sponser, Organizer, Publisher  : Ministry of Economy, Trade and Industry
  • Technical Advisor
    Date (from-to) : 2021/10-2025/03
    Role : Advisor
    Category : Others
    Sponser, Organizer, Publisher  : INES Research Institute, Inc.
  • Part 2: Current Status of Industry-Government-Academia Collaboration on Information Security
    Date (from-to) : 2023/09/12
    Role : Lecturer
    Category : Seminar
    Sponser, Organizer, Publisher  : 24th JC3 Workshop, The Japan Cybercrime Control Center
  • Current Status of Industry-Government-Academia Collaboration on Information Security
    Date (from-to) : 2023/03/16
    Role : Lecturer
    Category : Seminar
    Sponser, Organizer, Publisher  : JC3 Forum 2023, The Japan Cybercrime Control Center
  • Future Prospects for Cyber Security and IISEC's Activities - 2023 Edition -
    Date (from-to) : 2023/01/11
    Role : Lecturer
    Category : Seminar
    Sponser, Organizer, Publisher  : Lecture on Information Security, INES/INES Research Institute
  • Latest trends and the future of Cybersecurity
    Date (from-to) : 2022/12/08
    Role : Lecturer
    Category : Seminar
    Sponser, Organizer, Publisher  : Lecture on Information Security, National Institute of Technology and Evaluation
  • Study Committee on Cyber Security and Human Resource Development in Private Electric Facilities, Industrial Structure Council Committee Chair
    Date (from-to) : 2021/10-2022/03
    Role : Chief
    Category : Others
    Sponser, Organizer, Publisher  : Ministry of Economy, Trade and Industry
  • Future Prospects for Cyber Security and IISEC's Activities
    Date (from-to) : 2018/09/05
    Role : Lecturer
    Category : Seminar
    Sponser, Organizer, Publisher  : INES/INES Research Institute Joint Research Workshop

Academic Contribution

  • IPSJ Computer Security Symposium 2026 (CSS2026), Program Committee Member / OWS Vice Track Chair
    Date (from-to) :2026/04-Today
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Information Processing Society of Japan
  • CANDAR 2026, Program Committee Member
    Date (from-to) :2026/04-Today
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: International Symposium on Computing and Networking (CANDAR)
  • WICS'26, Program Committee Member
    Date (from-to) :2026/04-Today
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: International Workshop on Information and Communication Security (WICS)
  • Journal of Computer Virology and Hacking Techniques, Editorial Board Member
    Date (from-to) :2026/04-Today
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Springer Nature
  • Digital Threats: Research and Practice, Editorial Board Member
    Date (from-to) :2026/03-Today
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Association for Computing Machinery
  • Computer Security Group (CSEC) Expert Committee Member
    Date (from-to) :2025/04-Today
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Information Processing Society of Japan
  • SIG-rePiT Steering Committee Member
    Date (from-to) :2020/04-Today
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Japan Society for Software Science and Technology
  • Special Section on Practical IT Education, JSSST Journal Editor-in-Chief
    Date (from-to) :2020/01-Today
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Japan Society for Software Science and Technology
  • Computer Security Group (CSEC), OSS Security Workshop Steering Committee Member
    Date (from-to) :2018/04-Today
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Information Processing Society of Japan
  • NETSAP, Workshop Organizer
    Date (from-to) :2018/01-Today
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Institute of Electrical and Electronics Engineers
  • IEICE Transactions on Information and Systems Editorial Committee Member
    Date (from-to) :2015/04-Today
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Institute of Electronics, Information and Communication Engineers
  • Special Interest Group on Information and Communication System Security (ICSS) Committee Member
    Date (from-to) :2010/04-Today
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Institute of Electronics, Information and Communication Engineers
  • CANDAR 2025, Program Committee Member
    Date (from-to) :2025/04-2026/03
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: International Symposium on Computing and Networking (CANDAR)
  • WICS'25, Program Committee Member
    Date (from-to) :2025/04-2026/03
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: International Workshop on Information and Communication Security (WICS)
  • Computer Security Symposium 2025 (CSS2025) Program Committee / OWS Track Chair
    Date (from-to) :2025/04-2026/03
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Information Processing Society of Japan
  • CANS 2025, Steering Committee Member
    Date (from-to) :2024/04-2026/03
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: International Conference on Cryptology And Network Security (CANS)
  • Journal / JIP Registered Peer Reviewer
    Date (from-to) :2020/06-2026/03
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Information Processing Society of Japan
  • DSC 2024, Program Committee Member
    Date (from-to) :2024/06-2025/03
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Institute of Electrical and Electronics Engineers
  • Computer Security Symposium 2024 (CSS2024) Program Committee / OWS Track Vice Chair
    Date (from-to) :2024/04-2025/03
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Information Processing Society of Japan
  • Computer Security Group (CSEC) Steering Committee Member
    Date (from-to) :2021/04-2025/03
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Information Processing Society of Japan
  • IWSEC 2023, Local Organizing Committee Member
    Date (from-to) :2023/08/29-2023/08/31
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Information Processing Society of Japan
  • Computer Security Group (CSEC) Expert Committee Member
    Date (from-to) :2017/04-2022/03
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Information Processing Society of Japan
  • IPSJ Journal / JIP Editorial Committee Member
    Date (from-to) :2016/06-2020/05
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Information Processing Society of Japan
  • Computer Security Symposium 2019 (CSS2019) Steering Committee Member
    Date (from-to) :2019/04-2020/03
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Information Processing Society of Japan
  • SIG-rePiT Chief
    Date (from-to) :2019/04-2020/03
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Japan Society for Software Science and Technology
  • rePiT2020 Symposium Co-Chair
    Date (from-to) :2019/04-2020/03
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Japan Society for Software Science and Technology
  • Computer Security Symposium 2018 (CSS2018) OWS2018 Special Session Chair
    Date (from-to) :2018/04-2019/03
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Information Processing Society of Japan
  • Computer Security Symposium 2018 (CSS2018) Program Committee
    Date (from-to) :2018/04-2019/03
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Information Processing Society of Japan
  • Malware Research Workshop 2018 (MWS2018) Program Committee Member
    Date (from-to) :2018/04-2019/03
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Information Processing Society of Japan
  • ECC 2018: The 22nd Workshop on Elliptic Curve Cryptography, Administration and Protection Local Organizing Committee Member
    Date (from-to) :2018/01-2018/12
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Elliptic Curve Cryptography
  • CSITS 2018: International Workshop on Cyber Security for Intelligent Transportation Systems Program Committee Member
    Date (from-to) :2018/01-2018/12
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Institute of Electrical and Electronics Engineers
  • CPSS 2017: The 3rd ACM Cyber-Physical System Security Workshop Program Committee Member
    Date (from-to) :2016/08-2017/12
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Institute of Electrical and Electronics Engineers
  • ACNS 2017: The 15th International Conference on Applied Cryptography and Network Security Organizing Committee Member
    Date (from-to) :2016/07-2017/12
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Institute of Electrical and Electronics Engineers
  • NETSAP: The IEEE International Workshop on Network Technologies for Security, Administration and Protection Program Committee Member
    Date (from-to) :2015/01-2017/12
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Institute of Electrical and Electronics Engineers
  • Computer Security Symposium 2016 (CSS2016) Steering Committee Member
    Date (from-to) :2016/04-2017/03
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Information Processing Society of Japan
  • Computer Security Group (CSEC) Steering Committee
    Date (from-to) :2013/04-2017/03
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Information Processing Society of Japan
  • Computer Security Symposium 2015 (CSS2015) Program Committee Member
    Date (from-to) :2015/04-2016/03
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: Information Processing Society of Japan
  • Special Section on ICSS, IEICE Transactions on Information and Systems Editorial Committee Member
    Date (from-to) :2015/01-2015/12
    Role: Planning etc
    Type: Academic society etc
    Organizer, responsible person: Institute of Electronics, Information and Communication Engineers
  • Computer Security Symposium 2012 (CSS2012) Steering Committee
    Date (from-to) :2012/04-2013/03
    Role: Planning etc
    Type: Competition etc
    Organizer, responsible person: IPSJ


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