岡田　怜士 (オカダ　サトシ)

研究者情報

学位

• 博士（情報理工学）（2025年03月 東京大学）

科研費研究者番号

• 81017979

J-Global ID

• 202501014551843320

研究キーワード

• サイバーセキュリティ   AIセキュリティ   DX   

経歴

• 2021年07月 - 2024年03月  東洋大学学術連携機構特任研究員
• 2023年04月 - 2023年09月  Télécom SudParisPh.D. Internship

研究活動情報

論文

• Xai-driven black-box adversarial attacks on network intrusion detectors

  Satoshi Okada; Houda Jmila; Kunio Akashi; Takuho Mitsunaga; Yuji Sekiya; Hideki Takase; Gregory Blanc; Hiroshi Nakamura

  International Journal of Information Security, 24 3 1 - 15 2025年03月 [査読有り]
  
• Jailbreak Attack on a Multi-Agent LLM Defense System

  Junichiro Ando; Satoshi Okada; Takuho Mitsunaga

  Proceedings of 10h International Congress on Information and Communication Technology 2025 (to appear) 2025年02月 [査読有り]
  
• Cloud SecNavigator: RAG Approach to Bridge Gaps and Strengthen Cloud Security Practices with RAGAS Assessment

  Rei Watanabe; Satoshi Okada; Koki Watarai; Takuho Mitsunaga

  2024 International Conference on Engineering and Emerging Technologies (ICEET) 1 - 6 2024年12月 [査読有り]
  
• XAI-driven Adversarial Attacks on Network Intrusion Detectors

  Satoshi Okada; Houda Jmila; Kunio Akashi; Takuho Mitsunaga; Yuji Sekiya; Hideki Takase; Gregory Blanc; Hiroshi Nakamura

  ACM International Conference Proceeding Series 65 - 73 2024年06月 [査読有り]
  
• 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 26 1 2024年 [査読有り]
  
• An Improved Technique for Generating Effective Noises of Adversarial Camera Stickers

  Satoshi Okada; Takuho Mitsunaga

  Lecture Notes in Networks and Systems 1011 LNNS 289 - 300 2024年 [査読有り]
  
• Explainable Anomaly Detection Method Using LLM Embeddings Model with SHAP

  Taisei Matsumura; Satoshi Okada; Koki Watarai; Takuho Mitsunaga

  2024 7th International Conference on Signal Processing and Information Security, ICSPIS 2024 2024年 [査読有り]
  
• Efficient Matching Algorithms between Logs and Indicators for Automatic Incident Response System

  Satoshi Okada; Nobuho Hashimoto; Takuho Mitsunaga

  Journal of Information Processing 31 279 - 287 2023年 [査読有り]
  
• Memory-saving LDoS Attacker Detection Algorithms in Zigbee Network

  Satoshi Okada; Kunio Akashi; Daisuke Miyamoto; Yuji Sekiya; Hideki Takase; Hiroshi Nakamura

  Journal of Information Processing 31 537 - 549 2023年 [査読有り]
  
• Automated Mapping Method for Sysmon Logs to ATT&CK Techniques by Leveraging Atomic Red Team

  Momoka Okuma; Koki Watarai; Satoshi Okada; Takuho Mitsunaga

  2023 6th International Conference on Signal Processing and Information Security, ICSPIS 2023 104 - 109 2023年 [査読有り]
  
• 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 2023 35 - 40 2023年 [査読有り]
  
• The Attacker Might Also 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 31 802 - 811 2023年 [査読有り]
  
• Prediction of Infected Devices Using the Quantification Theory Type 3 Based on MITRE ATT&CK Technique

  Yosuke Katano; Yukihiro Kozai; Satoshi Okada; Takuho Mitsunaga

  2022 IEEE International Conference on Computing, ICOCO 2022 198 - 203 2022年 [査読有り]
  
• Machine Learning-based Anomaly Detection in ZigBee Networks

  Tomoya Oshio; Satoshi Okada; Takuho Mitsunaga

  2022 IEEE International Conference on Computing, ICOCO 2022 259 - 263 2022年 [査読有り]
  
• ML Detection Method for Malicious Operation in Hybrid Zero Trust Architecture

  Koshi Ishide; Satoshi Okada; Mariko Fujimoto; Takuho Mitsunaga

  2022 IEEE International Conference on Computing, ICOCO 2022 264 - 269 2022年 [査読有り]
  
• ATT&CK Behavior Forecasting based on Collaborative Filtering and Graph Databases

  Masaki Kuwano; Momoka Okuma; Satoshi Okada; Takuho Mitsunaga

  2022 IEEE International Conference on Computing, ICOCO 2022 191 - 197 2022年 [査読有り]
  
• New LDoS Attack in Zigbee Network and its Possible Countermeasures

  Satoshi Okada; Daisuke Miyamoto; Yuji Sekiya; Hiroshi Nakamura

  Proceedings - 2021 IEEE International Conference on Smart Computing, SMARTCOMP 2021 246 - 251 2021年08月 [査読有り]
  
• Recovery Attack on Bob’s Reused Randomness in CRYSTALS-KYBER and SABER

  Satoshi Okada; Yuntao Wang

  Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) 13059 LNCS 155 - 173 2021年 [査読有り]
  
• Malware Detection Method using Tree-based Machine Learning Algorithms

  Satoshi Okada; Mariko Fujimoto; Wataru Matsuda; Takuho Mitsunaga

  2021 IEEE International Conference on Computing, ICOCO 2021 103 - 108 2021年 [査読有り]
  
• Proposal for Realization and Improvement of DX in Municipal Services Based on Digital Business Models

  Takuho Mitsunaga; Yoshiki Fujiwara; Satoshi Okada

  2021 IEEE International Conference on Computing, ICOCO 2021 158 - 162 2021年 [査読有り]
  
• Efficient Incident Response System on Shared Cyber Threat Information Using SDN and STIX

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

  2021 IEEE International Conference on Computing, ICOCO 2021 109 - 114 2021年 [査読有り]
  
• LDoS Attacker Detection Algorithms in Zigbee Network

  Satoshi Okada; Daisuke Miyamoto; Yuji Sekiya; Hideki Takase; Hiroshi Nakamura

  Proceedings - IEEE Congress on Cybermatics: 2021 IEEE International Conferences on Internet of Things, iThings 2021, IEEE Green Computing and Communications, GreenCom 2021, IEEE Cyber, Physical and Social Computing, CPSCom 2021 and IEEE Smart Data, SmartData 2021 43 - 50 2021年 [査読有り]
  
• Improving Key Mismatch Attack on NewHope with Fewer Queries

  Satoshi Okada; Yuntao Wang; Tsuyoshi Takagi

  Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) 12248 LNCS 505 - 524 2020年 [査読有り]
  

書籍

• はじめて学ぶバイナリ解析 : 不正なコードからコンピュータを守るサイバーセキュリティ技術

  小林, 佐保; 岡田, 怜士; 浅部, 佑; 満永, 拓邦 インプレスR&D,インプレス (発売) 2020年02月 ISBN: 9784844378495 176p

講演・口頭発表等

• AI Governance with Multistakeholder for Safer AI Society

  Satoshi Okada, Takuho Mitsunaga

  36th Annual FIRST(Forum of Incident Response and Security Teams) Conference 2024年06月
• CloudSec Navigator

  Takuho Mitsunaga, Koki Watarai , Satoshi Okada , Ruka Negishi

  Black Hat Asia 2024 Arsenal 2024年05月

受賞

• 2025年03月 東京大学大学院 情報理工学系研究科長賞（博士論文）
   

  受賞者: 岡田 怜士
• 2023年08月 日本セキュリティ・マネジメント学会 辻井重男セキュリティ論文賞
   

  受賞者: 桑野 昌輝;大熊 百馨;岡田 怜士;満永 拓邦
• 2022年11月 IEEE International Conference on Computing (ICOCO 2022) Best Paper Award
   

  受賞者: Masaki Kuwano;Momoka Okuma;Satoshi Okada;Takuho Mitsunaga
• 2022年03月 東京大学大学院 情報理工学系研究科長賞（修士論文）
   

  受賞者: 岡田 怜士
• 2021年11月 IEEE International Conference on Computing (ICOCO 2021) Best Paper Award
   

  受賞者: Satoshi Okada;Yoshiki Fujiwara;Mariko Fujimoto;Wataru Matsuda;Takuon Mitsunaga

共同研究・競争的資金等の研究課題

• 若手研究者海外挑戦プログラム

  日本学術振興会：

  研究期間 : 2023年04月 -2023年09月 

  代表者 : 岡田 怜士

その他のリンク

researchmap

https://researchmap.jp/satoshi_okada