Mitsunaga　Takuho　

Researcher Information

Degree

• Ph.D. in Informatics（Kyoto University）

Research funding number

• 80595471

J-Global ID

• 202001007157425391

Research Interests

• DX   Control System Security   AI and Security   Cyber Security   

Academic & Professional Experience

• 2015/10 - 2020/06  The University of TokyoInterfaculty Initiative in Information Studies Graduate School of Interdisciplinary Information StudiesProject Associate Professor

Published Papers

• Predicting and Visualizing Lateral Movements Based on ATT&CK and Quantification Theory Type 3

  Satoshi Okada; Yosuke Katano; Yukihiro Kozai; Takuho Mitsunaga

  Journal of Cases on Information Technology IGI Global 26 (1) 1 - 14 1548-7717 2024/03
• The Attacker Might Do Next : ATT&CK Behavior Forecasting by Attacker-based Collaborative Filtering and Graph Databases

  Masaki Kuwano; Momoka Okuma; Satoshi Okada; Takuho Mitsunaga

  Journal of Information Processing Vol.31 pp.802 - 811 2023/12 [Refereed]
  
  ダウンロード
• LLM-Based Attack Scenarios Generator with IT Asset Management and Vulnerability Information

  Takeru Naito; Rei Watanabe; Takuho Mitsunaga

  Proceedings of International Conference on Signal Processing & Information Security pp.99 - 103 2023/11 [Refereed]
  
• Automated Mapping Method for Sysmon Logs to ATT&CK Techniques by Leveraging Atomic Red Team

  Momoka Okuma; Masaki Kuwano; Satoshi Okada; Takuho Mitsunaga

  Proceedings of International Conference on Signal Processing & Information Security pp.104 - 109 2023/11 [Refereed]
  
• Lessons Learned for Practical Penetration Test Against Industrial Control Systems

  Mariko Fujimoto; Yusuke Itani; Takuho Mitsunaga

  Proceedings of IEEE International Conference on Computing 2023 2023/11
• Heuristic Analysis for Security, Privacy and Bias of Text Generative AI: GhatGPT-3.5 Case as of June

  Takuho Mitsunaga

  Proceedings of IEEE International Conference on Computing 2023 2023/11 [Refereed]
  
• Detection of XSS Attacks with One Class SVM Using TF-IDF and Devising a Vectorized Vocabulary

  Konosuke Tamamura; Shun Sakai; Koki Watarai; Satoshi Okada; Takuho Mitsunaga

  2023 IEEE International Conference on Computing (ICOCO) IEEE 2023/10
• Efficient matching algorithms between logs and indicators for automatic incident response system

  Satoshi Okada; Nobuho Hashimoto; Takuho Mitsunaga

  Journal of Information Processing (JIP) Vol.31 pp.279 - 287 2023/05 [Refereed]
  
• ML Detection Method for Malicious Operation in Hybrid Zero Trust Architecture

  Koshi Ishide; Satoshi Okada; Mariko Fujimoto; Takuho Mitsunaga

  IEEE International Conference on Computing (ICOCO) pp.264 - 269 2022/11 [Refereed]
  
• ATT&CK Behavior Forecasting based on Collaborative Filtering and Graph Databases

  Masaki Kuwano; Momoka Okuma; Satoshi Okada; Takuho Mitsunaga

  IEEE International Conference on Computing (ICOCO) pp.191 - 197 2022/11 [Refereed]
  
• Prediction of Infected Devices Using the Quantification Theory Type 3 Based on MITRE ATT&CK Technique

  Yosuke Katano; Yukihiro Kozai; Satoshi Okada; Takuho Mitsunaga

  IEEE International Conference on Computing (ICOCO) pp.198 - 203 2022/11 [Refereed]
  
• Machine Learning-based Anomaly Detection in ZigBee Networks

  Tomoya Oshio; Satoshi Okada; Takuho Mitsunaga

  IEEE International Conference on Computing (ICOCO) pp.259 - 263 2022/11 [Refereed]
  
• Cyber Security Risks of aspects of operations of OPC Unified Architecture

  Mariko Fujimoto; Yoshihiro Hashimoto; Takuho Mitsunaga; Tatsuki Matsuzawa

  Proceedings of 14th International Symposium on Process Systems Engineering 2022/06 [Refereed]
  
• Proposal for Realization and Improvement of DX in Municipal Services Based on Digital Business Models

  Takuho Mitsunaga; Satoshi Okada; Yoshiki Fujiwara

  Proceedings of IEEE International Conference on Computing 2021 158 - 162 2021/11 [Refereed]
  
• Malware Detection Method using Tree-based Machine Learning Algorithms

  Satoshi Okada; Wataru Matsuda; Mariko Fujimoto; Takuho Mitsunaga

  Proceedings of IEEE International Conference on Computing 2021 103 - 108 2021/11 [Refereed]
  
• Efficient Incident Response System on Shared Cyber Threat Information Using SDN and STIX

  Satoshi Okada; Yoshiki Fujiwara; Mariko Fujimoto; Wataru Matsuda; Takuho Mitsunaga

  Proceedings of IEEE International Conference on Computing 2021 109 - 114 2021/11 [Refereed]
  
• Cyber Security Risks of Technical Components in Industry 4.0

  Wataru Matsuda; Mariko Fujimoto; Yoshihiro Hashimoto; Takuho Mitsunaga

  Proceedings of IEEE International Conference on Omni-Layer Intelligent Systems (COINS) 1 - 7 2021/09 [Refereed]
  
• Efficient ICS risk assessment using the attack path to the critical device

  Mariko Fujimoto; Wataru Matsuda; Takuho Mitsunaga; Yoshihiro Hashimoto

  2021 Proceedings of 3rd International Conference on Management Science and Industrial Engineering 2021/04 [Refereed]
  
• Detection of Malicious Tools by Monitoring DLL using Deep Learning

  Wataru Matsuda; Mariko Fujimoto; Takuho Mitsunaga

  IPSJ Journal vol.28 pp.1052 - 1064 2020/12 [Refereed]
  
• Cyber Security Risk Assessment on Industry 4.0 using ICS testbed with AI and Cloud

  Wataru Matsuda; Mariko Fujimoto; Tomomi Aoyama; Takuho Mitsunaga

  2019 IEEE CONFERENCE ON APPLICATION, INFORMATION AND NETWORK SECURITY (AINS 2019) IEEE 54 - 59 2019/11 [Refereed]
  
• Detecting attacks leveraging vulnerabilities fixed in MS17-010 from Event Log

  Mariko Fujimoto; Wataru Matsuda; Takuho Mitsunaga

  2019 IEEE CONFERENCE ON APPLICATION, INFORMATION AND NETWORK SECURITY (AINS 2019) IEEE 42 - 47 2019/11 [Refereed]
  
• Real-Time Detection System Against Malicious Tools by Monitoring DLL on Client Computers

  Wataru Matsuda; Mariko Fujimoto; Takuho Mitsunaga

  2019 IEEE CONFERENCE ON APPLICATION, INFORMATION AND NETWORK SECURITY (AINS 2019) IEEE 36 - 41 2019/11 [Refereed]
  
• ディープラーニングを用いたStruts 2 を悪用する攻撃の防御

  藤本 万里子; 松田 亘; 満永 拓邦

  Journal of Digital Practices 10 (2) 381 - 402 2019/04 [Refereed]
  
• 制御系システムにおけるセキュリティインシデントへの備え

  満永 拓邦

  計測と制御 57 (2) 15 - 18 2018/02 [Invited]
  
• Protecting Struts 2 from OGNL related attacks by using Servlet Filter

  Mariko Fujimoto; Wataru Matsuda; Takuho Mitsunaga

  2018 13TH ASIA JOINT CONFERENCE ON INFORMATION SECURITY (ASIAJCIS 2018) IEEE 8 - 14 2374-0205 2018 [Refereed]
  
• Detecting Abuse of Domain Administrator privilege using Windows Event Log

  Mariko Fujimoto; Wataru Matsuda; Takuho Mitsunaga

  2018 IEEE CONFERENCE ON APPLICATION, INFORMATION AND NETWORK SECURITY (AINS 2018) IEEE 15 - 20 2018 [Refereed]
  
• Detecting APT attacks against Active Directory using Machine Leaning

  Wataru Matsuda; Mariko Fujimoto; Takuho Mitsunaga

  2018 IEEE CONFERENCE ON APPLICATION, INFORMATION AND NETWORK SECURITY (AINS 2018) IEEE 60 - 65 2018 [Refereed]
  
• Current Conditions of CSIRTs in Japan - from Fact-finding Surveys

  Takuho Mitsunaga; Daisuke Sugihara; Yoshiki Sugiura; Aki Nakanishi

  Asia Pacific Conference on Information Management 2016 2016/10 [Refereed]
  
• A Secure M+1st Price Auction Protocol Based on Bit Slice Circuits

  Takuho Mitsunaga; Yoshifumi Manabe; Tatsuaki Okamoto

  IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES IEICE-INST ELECTRONICS INFORMATION COMMUNICATIONS ENG E99A (8) 1591 - 1599 0916-8508 2016/08 [Refereed]
  
• Security Threats of Internet-reachable ICS

  Shingo Abe; Mariko Fujimoto; Shinichi Horata; Yukako Uchida; Takuho Mitsunaga

  2016 55TH ANNUAL CONFERENCE OF THE SOCIETY OF INSTRUMENT AND CONTROL ENGINEERS OF JAPAN (SICE) IEEE 750 - 755 2016 [Refereed]
  
• Efficient Secure Auction Protocols Based on the Boneh-Goh-Nissim Encryption

  Takuho Mitsunaga; Yoshifumi Manabe; Tatsuaki Okamoto

  IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES IEICE-INST ELECTRONICS INFORMATION COMMUNICATIONS ENG E96A (1) 68 - 75 0916-8508 2013/01 [Refereed]
  
• A Secure M+1st Price Auction Protocol Based on Bit Slice Circuits

  Takuho Mitsunaga; Yoshifumi Manabe; Tatsuaki Okamoto

  ADVANCES IN INFORMATION AND COMPUTER SECURITY SPRINGER-VERLAG BERLIN 7038 51 - + 0302-9743 2011 [Refereed]
  
• Instablity of a punishment strategy in correlated equilibria

  Takuho Mitsunaga; Yoshifumi Manabe; Tatsuaki Okamoto

  Workshop on Algorithmic Game Theory: Dynamics and Convergence in Distributed Systems 1 - 6 2010/07 [Refereed]
  
• Efficient Secure Auction Protocols Based on the Boneh-Goh-Nissim Encryption

  Takuho Mitsunaga; Yoshifumi Manabe; Tatsuaki Okamoto

  ADVANCES IN INFORMATION AND COMPUTER SECURITY SPRINGER-VERLAG BERLIN 6434 149 - + 0302-9743 2010 [Refereed]
  

Books etc

• Introduction to Control System Security: How to protect social infrastructure for the Society 5.0/Industry 4.0 era

  池上, 祐太; 河田, 芳秀; 満永, 拓邦 (Supervisor)NTT出版 2020/03 9784757103924 iv, 216p
• First Step for Binary Analysis: Cyber security technology to protect computers from malicious code

  小林, 佐保; 岡田, 怜士; 浅部, 佑; 満永, 拓邦 (Joint work1章)インプレスR&D 2020/02 9784844378495 176p
• CSIRT: From organizational setup to operation

  日本シーサート協議会 (Joint work1章)NTT出版 2016/11 9784757103696 iii, 182p
• Information Security White Paper 2013: Threats Spreading to Connected Devices: Raising Individual Awareness Required

  Information technology Promotion Agency, Japan (Contributor2章3節)情報処理推進機構 2013/09 9784905318224 223p
• Protecting Your Business from Cyber Attacks

  Information Security Operation providers Group Japan (Joint editor)NTT出版 2013/02 9784757123083 ix, 154p

Conference Activities & Talks

• Forecasting ATT&CK Flow by Recommendation System Based on APT

  Masaki Kuwano; Koki Watarai; Takuho Mitsunaga

  Black Hat Asia 2023 Arsenal  2023/05
• Prediction System for Lateral Movement Based on ATT&CK Using Sysmon

  Yukihiro Kozai; Koki Watarai; Takuho Mitsunaga

  Black Hat Asia 20203 Arsenal  2023/05
• Attack Demonstration Tool Kits for Industry 4.0 Using AI and Cloud  [Not invited]

  Wataru Matsuda; Mariko Fujimoto; Tomomi Aoyama; Takuho Mitsunaga

  Black Hat Asia 2020 Arsenal  2020/10
• Real-Time Detection Tool of High-Risk Attacks Leveraging Kerberos and SMB  [Not invited]

  Mariko Fujimoto; Wataru Matsuda; Takuho Mitsunaga

  Black Hat USA 2019 Arsenal  2019/08
• Real-Time AD Attack Detection: Detect Attacks Leveraging Domain Administrator Privilege  [Not invited]

  Mariko Fujimoto; Wataru Matsuda; Takuho Mitsunaga

  Black Hat Europe 2018 Arsenal  2018/12
• Real-Time AD Attack Detection: Detect Attacks Leveraging Domain Administrator Privilege  [Not invited]

  Mariko Fujimoto; Wataru Matsuda; Takuho Mitsunaga

  Black Hat Europe 2018 Briefing  2018/12
• Real-time Log Analysis Tool with STIX 2.0  [Not invited]

  Mariko Fujimoto; Takuho Mitsunaga; Wataru Matsuda

  30th Annual FIRST(Forum of Incident Response and Security Teams) Conference  2018/06
• SDN Control System based on Threat Level of Shared Information  [Not invited]

  Takuho Mitsunaga

  29th Annual FIRST(Forum of Incident Response and Security Teams) Conference  2017/06
• Survey on CSIRT Maturity Level in Japan  [Not invited]

  Takuho Mitsunaga

  28th Annual FIRST(Forum of Incident Response and Security Teams) Conference  2016/06
• Plenary: What we found about BCP on 3/11  [Not invited]

  Takuho Mitsunaga

  24th Annual FIRST(Forum of Incident Response and Security Teams) Conference  2012/06

Industrial Property Rights

• 特許第6343425号(P6343425):Authentication base system with user authority confirmation function    2018/06/13

  Nobuaki Kondo, Takuho Mitsunaga  

  本発明は、認証局が認証する利用者に対して、有効期限内に失効させる必要がある利用者に対する利用者権限確認機能付き認証基盤システムに関する。

Research Grants & Projects

• Research on the social impact of DX in Japan

  Tokyo Foundation Policy Research Institute：

  Date (from‐to) : 2021/10 -2024/03

Committee Membership

• 2021 - Today   EXPO 2025 Osaka, Kansai, Japan   Cyber Security Committee Member
• 2021 - Today   Ministry of Health, Labour and Welfare   Meeting Member on cybersecurity measures research project in the medical field
• 2021 - Today   Ministry of Economy, Trade and Industry   Industrial Cybersecurity Research Group (Space Industry Sub WG)
• 2019/04 - Today   Local Autonomy College, Ministry of Internal Affairs and Communications   Part-time lecturer
• 2018/04 - Today   National Institute of Information and Communications Technology   CYDER Promotion Committee
• 2018/04 - Today   Information-technology Promotion Agency,   Expert committee
• 2014/04 - Today   Interop Tokyo Conference Program Committee   Committee Member
• 2020/09 -2023/03   Tottori Prefecture   Society 5.0 Advisor Council members
• 2021/04 -2022/03   National center of Incident readiness and Strategy for Cybersecurity   Expert meeting on future utilization strategies for ensuring cybersecurity at large-scale international events "the Tokyo Olympic and Paralympic Games"
• 2016/04 -2017/03   Japan Universities Association for Computer Education   Members of the Information Security Measures Research Subcommittee
• 2014/04 -2016/03   CySec (Special Course on International Cyber Security Studies)   Part-time lecturer
• 2011/04 -2014/10   Internet Week Program Committee   Committee Member

Other link

researchmap

https://researchmap.jp/takuho_kay