Okazaki Naonobu

Research field (1)： Information networks

Research keywords (1)： Information and communication

Research theme for competitive and other funds (12)：

2022 - 2025 DXの急展開に対応する超強靭なパスワード・リスト攻撃防止基盤の確立
2021 - 2024 クラウドサービスに対する大規模な分散型攻撃の検知とその規模の縮小化に関する研究
2020 - 2023 深層学習に基づく筋電位個人認証を利用した多要素個人認証手法の開発
2020 - 2023 Research on Advanced IoT security flatform based on Decentralized Machine Learning Model
2018 - 2023 クラウドサービスに対する経済的な損失を目的にしたEDoS攻撃の検知に関する研究

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Papers (385)：

Hisaaki Yamaba, Muhammad Nur Firdaus Bin Mustaza, Shotaro Usuzaki, Kentaro Aburada, Masayuki Mukunoki, Mirang Park, Naonobu Okazaki. Proposal of Fill in the Missing Letters CAPTCHA Using Associations from Images. Lecture Notes in Electrical Engineering. 2024. 1114 LNEE. 206-217
Kosei Iwasa, Shotaro Usuzaki, Kentaro Aburada, Hisaaki Yamaba, Tetsuro Katayama, Mirang Park, Naonobu Okazaki. Proposal of a DDoS Attack Detection Method Using the Communication Interval. Lecture Notes in Electrical Engineering. 2024. 1114 LNEE. 165-174
Sojiro Nishikawa, Shotaro Usuzaki, Kentaro Aburada, Hisaaki Yamaba, Tetsuro Katayama, Mirang Park, Naonobu Okazaki. Study of an Image-Based CAPTCHA that is Resistant to Attacks Using Image Recognition Systems. Lecture Notes in Electrical Engineering. 2024. 1114 LNEE. 175-184
Kanta Kakinoki, Tetsuro Katayama, Yoshihiro Kita, Hisaaki Yamaba, Kentaro Aburada, Naonobu Okazaki. Proposal of ASLA Which Is a Segmentation and Labeling Tool for Document Images Based on Deep Learning. Proceedings of International Conference on Artificial Life and Robotics. 2024. 262-266
Shota Takakura, Tetsuro Katayama, Yoshihiro Kita, Hisaaki Yamaba, Kentaro Aburada, Naonobu Okazaki. Extension to Support Types and Operation/Function Definitions in BWDM to Generate Test Case Tool from the VDM++ Specification. Proceedings of International Conference on Artificial Life and Robotics. 2024. 257-261

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MISC (85)：

高塚佳代子, 川畑魁星, 頼貞将太, 佐藤知一, 油田健太郎, 岡崎直宣. プロジェクトの時間・コスト・品質のリスク管理をサポートするシステムに関する研究. 化学工学会年会研究発表講演要旨集(CD-ROM). 2022. 87th
臼崎翔太郎, 砂本佑紀, 岡崎直宣, 山場久昭, 油田健太郎. A Study on Improving the Usability and Machine Resistance of Color Constancy CAPTCHA. 宮崎大学工学部紀要(Web). 2020. 49
臼崎翔太郎, 油田健太郎, 山場久昭, 片山徹郎, 椋木雅之, PARK Mirang, 岡崎直宣. Proposal for Rotating 3D Text-based CAPTCHA Using Subjective Contour. 電子情報通信学会論文誌 B(Web). 2020. J103-B. 8
Investigation on Blockchain-based Malware Information Sharing Method in Malware Detection System. 2019. 119. 143. 293-298
Investigation on Blockchain-based Malware Information Sharing Method in Malware Detection System. 2019. 119. 142. 293-298

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Patents (4)：

Books (5)：

Education (3)：

- 1991 Tohoku University Graduate School, Division of Engineering Dept. Electrical and Communication Engineering
- 1988 Tohoku University Graduate School, Division of Engineering Dept. Electrical and Communication Engineering
- 1986 Tohoku University Faculty of Engineering Dept. Communication Engineering

Professional career (1)：

Committee career (18)：

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Awards (7)：

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Association Membership(s) (3)：

Information Processing Society of Japan , Institute of Electronics, Information and Communication Engineers , IEEE

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