Chiba Daiki
准教授
千葉 大紀 チバ ダイキ ちば だいき
プロフィール
所属
東京都立大学学術情報基盤センター
最終学歴・学位
早稲田大学 大学院基幹理工学研究科 博士後期課程修了・博士（工学）
専門・研究分野
情報セキュリティ
研究
研究テーマ
サイバー攻撃の検知・分析、大規模言語モデルを活用したフィッシング・詐欺検知、Webセキュリティ
研究キーワード
情報セキュリティ、ドメイン名分析、フィッシング検知、Webセキュリティ、大規模言語モデル、サイバー脅威インテリジェンス
詳細情報
[学術論文誌]
- Daiki Chiba, Hiroki Nakano, Takashi Koide, "DomainDynamics: Advancing lifecycle-based risk assessment of domain names," Computers & Security, 2025年6月.
- Daiki Chiba, Hiroki Nakano, Takashi Koide, "DomainLynx: Advancing LLM Techniques for Robust Domain Squatting Detection," IEEE Access, 2025年2月.
- Daiki Chiba, Hiroki Nakano, Takashi Koide, "DomainHarvester: Uncovering Trustworthy Domains Beyond Popularity Rankings," IEEE Access, 2025年2月.
- Takashi Koide, Hiroki Nakano, Daiki Chiba, "ChatPhishDetector: Detecting Phishing Sites Using Large Language Models," IEEE Access, 2024年10月.
- Hiroki Nakano, Daiki Chiba, Takashi Koide, Naoki Fukushi, Takeshi Yagi, Takeo Hariu, Katsunari Yoshioka, Tsutomu Matsumoto, "Understanding Characteristics of Phishing Reports from Experts and Non-experts on Twitter," IEICE Transactions on Information and Systems, 2024年7月.
- Ryo Kawaoka, Daiki Chiba, Takuya Watanabe, Mitsuaki Akiyama, Tatsuya Mori, "Longitudinal Measurement Study of the Domain Names Associated with the Olympic Games," IEEE Access, 2024年2月.
- Naoki Fukushi, Takashi Koide, Daiki Chiba, Hiroki Nakano, Mitsuaki Akiyama, "Understanding Security Risks of Ad-Based URL Shortening Services Caused by Users' Behaviors," Journal of Information Processing, 2022年12月.
- Hiroki Nakano, Daiki Chiba, Takashi Koide, Mitsuaki Akiyama, Katsunari Yoshioka, Tsutomu Matsumoto, "Exploring Event-synced Navigation Attacks across User-generated Content Platforms in the Wild," Journal of Information Processing, 2022年5月.
- Daiki Chiba, Mitsuaki Akiyama, Yuto Otsuki, Hiroki Hada, Takeshi Yagi, Tobias Fiebig, Michel Van Eeten, "DomainPrio: Prioritizing Domain Name Investigations to Improve SOC Efficiency," IEEE Access, 2022年3月.
- Kazuya Nomura, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Auto-creation of Robust Android Malware Family Trees," Journal of Information Processing, 2021年12月.
- 小寺 博和, 小出駿, 千葉 大紀, 青木 一史, 秋山 満昭, "偽ショッピングサイトによる攻撃手法の実態解明," 情報処理学会論文誌, 2021年9月.
- Takayuki Tomatsuri, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Time-series Measurement of Parked Domain Names and Their Malicious Uses," IEICE Transactions on Communications, 2021年7月.
- Takashi Koide, Daiki Chiba, Mitsuaki Akiyama, Katsunari Yoshioka, Tsutomu Matsumoto, "Understanding the Fake Removal Information Advertisement Sites," Journal of Information Processing, 2021年5月.
- Naomi Kuze, Shu Ishikura, Takeshi Yagi, Daiki Chiba, Masayuki Murata, "Classification of diversified web crawler accesses inspired by biological adaptation," International Journal of Bio-Inspired Computation, 2021年4月.
- Naoki Fukushi, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "A Comprehensive Measurement of Cloud Service Abuse," Journal of Information Processing, 2021年1月.
- Takashi Koide, Daiki Chiba, Mitsuaki Akiyama, Katsunari Yoshioka, Tsutomu Matsumoto, "To Get Lost is to Learn the Way: An Analysis of Multi-Step Social Engineering Attacks on the Web," IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, 2021年1月.
- Fumihiro Kanei, Daiki Chiba, Kunio Hato, Katsunari Yoshioka, Tsutomu Matsumoto, Mitsuaki Akiyama, "Detecting and Understanding Online Advertising Fraud in the Wild," IEICE Transactions on Information and Systems, 2020年7月.
- Daiki Chiba, Ayako Akiyama Hasegawa, Takashi Koide, Yuta Sawabe, Shigeki Goto, Mitsuaki Akiyama, "DomainScouter: Analyzing the Risks of Deceptive Internationalized Domain Names," IEICE Transactions on Information and Systems, 2020年7月.
- Naoki Fukushi, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Exploration into Gray Area: Toward Efficient Labeling for Detecting Malicious Domain Names," IEICE Transactions on Communications, 2020年4月1日.
- 小寺 博和, 芝原 俊樹, 千葉 大紀, 青木 一史, 波戸 邦夫, 秋山 満昭, "動的解析を利用したフィッシングサイトのアクセス妨害機能の実態解明," 情報処理学会論文誌, 2020年3月.
- Tomofumi Nakamori, Daiki Chiba, Mitsuaki Akiyama, Shigeki Goto, "Detecting Dynamic IP Addresses and Cloud Blocks Using the Sequential Characteristics of PTR Records," Journal of Information Processing, 2019年9月.
- Yuta Sawabe, Daiki Chiba, Mitsuaki Akiyama, Shigeki Goto, "Detection Method of Homograph Internationalized Domain Names with OCR," Journal of Information Processing, 2019年9月.
- Toshiki Shibahara, Takeshi Yagi, Mitsuaki Akiyama, Daiki Chiba, Kunio Hato, "Efficient Dynamic Malware Analysis for Collecting HTTP Requests using Deep Learning," IEICE Transactions on Information and Systems, 2019年4月.
- Toshiki Shibahara, Kohei Yamanishi, Yuta Takata, Daiki Chiba, Taiga Hokaguchi, Mitsuaki Akiyama, Takeshi Yagi, Yuichi Ohsita, Masayuki Murata, "Event De-noising Convolutional Neural Network for Detection Malicious URL Sequences from Proxy Logs," IEICE Transactions on Fundamental of Electronics, Communications and Computer Sciences, 2018年12月.
- Daiki Chiba, Takeshi Yagi, Mitsuaki Akiyama, Toshiki Shibahara, Tatsuya Mori, Shigeki Goto, "DomainProfiler: toward accurate and early discovery of domain names abused in future," International Journal of Information Security, 2018年11月.
- Daiki Chiba, Mitsuaki Akiyama, Takeshi Yagi, Kunio Hato, Tatsuya Mori, Shigeki Goto, "DomainChroma: Building Actionable Threat Intelligence from Malicious Domain Names," Computers & Security, 2018年8月.
- Daiki Chiba, Takeshi Yagi, Mitsuaki Akiyama, Kazufumi Aoki, Takeo Hariu, Shigeki Goto, "BotProfiler: Detecting Malware-infected Hosts by Profiling Variability of Malicious Infrastructure," IEICE Transactions on Communications, 2016年5月.
- Daiki Chiba, Kazuhiro Tobe, Tatsuya Mori, Shigeki Goto, "Analyzing Spatial Structure of IP Addresses for Detecting Malicious Websites," Journal of Information Processing, 2013年7月.
[国際会議（査読有り）]
- Daiki Chiba, Hiroki Nakano, Takashi Koide, "PhishLumos: An Adaptive Multi-Agent System for Proactive Phishing Campaign Mitigation," IEEE ICC 2026, 2026年5月.
- Masaki Arai, Toshiki Shibahara, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Jailbreak Defense in LLM via Attention Head Analysis and Selective Intervention," ACML 2025, 2025年12月.
- Hiroki Nakano, Takashi Koide, Daiki Chiba, "PhishParrot: LLM-Driven Adaptive Crawling to Unveil Cloaked Phishing Sites," IEEE GLOBECOM 2025, 2025年12月.
- Hiroki Nakano, Takashi Koide, Daiki Chiba, "ScamFerret: Detecting Scam Websites Autonomously with Large Language Models," DIMVA 2025, 2025年7月.
- Hiroki Nakano, Takashi Koide, Daiki Chiba, Katsunari Yoshioka, Tsutomu Matsumoto, "Uncovering Suspicious Posts on Abandoned Blogs," IEEE ICC 2025, 2025年6月.
- Daiki Chiba, Hiroki Nakano, Takashi Koide, "DomainLynx: Leveraging Large Language Models for Enhanced Domain Squatting Detection," IEEE CCNC 2025, 2025年1月.
- Daiki Chiba, Hiroki Nakano, Takashi Koide, "DomainDynamics: Lifecycle-Aware Risk Timeline Construction for Domain Names," IEEE CCNC 2025, 2025年1月.
- Daiki Chiba, Hiroki Nakano, Takashi Koide, "DomainHarvester: Harvesting Infrequently Visited Yet Trustworthy Domain Names," IEEE CCNC 2025, 2025年1月.
- Takashi Koide, Naoki Fukushi, Hiroki Nakano, Daiki Chiba, "ChatSpamDetector: Leveraging Large Language Models for Effective Phishing Email Detection," SecureComm 2024, 2024年10月.
- Ko Fujimori, Toshiki Shibahara, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Evaluation of Adversarial Examples Based on Original Definition," HCI International 2024, 2024年6月.
- Naoki Fukushi, Toshiki Shibahara, Hiroki Nakano, Takashi Koide, Daiki Chiba, "Noisy Label Detection for Multi-labeled Malware," IEEE CCNC 2024, 2024年1月.
- Takashi Koide, Naoki Fukushi, Hiroki Nakano, Daiki Chiba, "PhishReplicant: A Language Model-based Approach to Detect Generated Squatting Domain Names," ACSAC 2023, 2023年12月.
- Hiroki Nakano, Daiki Chiba, Takashi Koide, Naoki Fukushi, Takeshi Yagi, Takeo Hariu, Katsunari Yoshioka, Tsutomu Matsumoto, "Canary in Twitter Mine: Collecting Phishing Reports from Experts and Non-experts," ARES 2023, 2023年8月.
- Masanori Yajima, Daiki Chiba, Yoshiro Yoneya, Tatsuya Mori, "A First Look at Brand Indicators for Message Identification (BIMI)," PAM 2023, 2023年3月.
- Koji Fujita, Toshiki Shibahara, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Objection!: Identifying Misclassified Malicious Activities with XAI," IEEE ICC 2022, 2022年5月.
- Masanori Yajima, Daiki Chiba, Yoshiro Yoneya, Tatsuya Mori, "Measuring Adoption of DNS Security Mechanisms with Cross-Sectional Approach," IEEE GLOBECOM 2021, 2021年12月.
- Yun Fan, Toshiki Shibahara, Yuichi Oshita, Daiki Chiba, Mitsuaki Akiyama, Masayuki Murata, "Understanding Update of Machine-Learning-Based Malware Detection by Clustering Changes in Feature Attributions," IWSEC 2021, 2021年9月.
- Naoki Fukushi, Takashi Koide, Daiki Chiba, Hiroki Nakano, Mitsuaki Akiyama, "Analyzing Security Risks of Ad-Based URL Shortening Services Caused by Users’ Behaviors," SecureComm 2021, 2021年9月.
- Hiroki Nakano, Daiki Chiba, Takashi Koide, Mitsuaki Akiyama, "Detecting Event-synced Navigation Attacks across User-generated Content Platforms," IEEE COMPSAC 2021, 2021年7月.
- Kazuya Nomura, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Auto-creation of Android Malware Family Tree," IEEE ICC 2021, 2021年6月.
- Ryo Kawaoka, Daiki Chiba, Takuya Watanabe, Mitsuaki Akiyama, Tatsuya Mori, "A First Look at COVID-19 Domain Names: Origin and Implications," PAM 2021, 2021年3月.
- Takayuki Tomatsuri, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Time-series Measurement of Parked Domain Names," IEEE GLOBECOM 2020, 2020年12月.
- Takashi Koide, Daiki Chiba, Mitsuaki Akiyama, "To Get Lost is to Learn the Way: Automatically Collecting Multi-step Social Engineering Attacks on the Web," ACM ASIACCS 2020, 2020年10月.
- Takashi Koide, Daiki Chiba, Mitsuaki Akiyama, Katsunari Yoshioka, Tsutomu Matsumoto, "It Never Rains but It Pours: Analyzing and Detecting Fake Removal Information Advertisement Sites," DIMVA 2020, 2020年6月.
- Naoki Fukushi, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "A Large-scale Analysis of Cloud Service Abuse," IEEE CNS 2020, 2020年6月.
- Taiga Hokaguchi, Yuichi Ohsita, Toshiki Shibahara, Daiki Chiba, Mitsuaki Akiyama, Masayuki Murata, "Detecting Malware-infected Hosts Using Templates of Multiple HTTP Requests," IEEE CCNC 2020, 2020年1月.
- Toshiki Shibahara, Hirokazu Kodera, Daiki Chiba, Mitsuaki Akiyama, Kunio Hato, Ola Söderström, Daniel Dalek, Masayuki Murata, "Cross-Vendor Knowledge Transfer for Managed Security Services with Triplet Network," ACM AISec 2019, 2019年11月.
- Hiroaki Suzuki, Daiki Chiba, Yoshiro Yoneya, Tatsuya Mori, Shigeki Goto, "ShamFinder: An Automated Framework for Detecting IDN Homographs," ACM IMC 2019, 2019年10月.
- Daiki Chiba, Ayako Akiyama Hasegawa, Takashi Koide, Yuta Sawabe, Shigeki Goto, Mitsuaki Akiyama, "DomainScouter: Understanding the Risks of Deceptive IDNs," RAID 2019, 2019年9月.
- Naoki Fukushi, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Exploration into Gray Area: Efficient Labeling for Malicious Domain Name Detection," IEEE COMPSAC 2019, 2019年7月.
- Fumihiro Kanei, Daiki Chiba, Kunio Hato, Mitsuaki Akiyama, "Precise and Robust Detection of Advertising Fraud," IEEE COMPSAC 2019, 2019年7月.
- Toshiki Shibahara, Daiki Chiba, Mitsuaki Akiyama, Kunio Hato, Daniel Dalek, Masayuki Murata, "Unknown Family Detection Based on Family-Invariant Representation," NeurIPS 2018 Workshop on Security in Machine Learning, 2018年12月.
- Yuta Sawabe, Daiki Chiba, Mitsuaki Akiyama, Shigeki Goto, "Detecting Homograph IDNs Using OCR," APAN 2018, 2018年8月.
- Tomofumi Nakamori, Daiki Chiba, Mitsuaki Akiyama, Shigeki Goto, "Detecting Dynamic IP Addresses Using the Sequential Characteristics of PTR Records," APAN 2018, 2018年8月.
- Elkana Pariwono, Daiki Chiba, Mitsuaki Akiyama, Tatsuya Mori, "Don't throw me away: Threats Caused by the Abandoned Internet Resources Used by Android Apps," ACM ASIACCS 2018, 2018年6月.
- Daiki Chiba, Mitsuaki Akiyama, Takeshi Yagi, Takeshi Yada, Tatsuya Mori, Shigeki Goto, "DomainChroma: Providing Optimal Countermeasures against Malicious Domain Names," IEEE COMPSAC 2017, 2017年7月.
- Toshiki Shibahara, Kohei Yamanishi, Yuta Takata, Daiki Chiba, Mitsuaki Akiyama, Takeshi Yagi, Yuichi Ohsita, Masayuki Murata, "Malicious URL Sequence Detection using Event De-noising Convolutional Neural Network," IEEE ICC 2017, 2017年5月.
- Toshiki Shibahara, Takeshi Yagi, Mitsuaki Akiyama, Daiki Chiba, Takeshi Yada, "Efficient Dynamic Malware Analysis Based on Network Behavior Using Deep Learning," IEEE GLOBECOM 2016, 2016年12月.
- Daiki Chiba, Takeshi Yagi, Mitsuaki Akiyama, Toshiki Shibahara, Takeshi Yada, Tatsuya Mori, Shigeki Goto, "DomainProfiler: Discovering Domain Names Abused in Future," IEEE/IFIP DSN 2016, 2016年6月.
- Naomi Kuze, Shu Ishikura, Takeshi Yagi, Daiki Chiba, Masayuki Murata, "Detection of Vulnerability Scanning Using Features of Collective Accesses Based on Information Collected from Multiple Honeypots," IEEE/IFIP NOMS 2016, 2016年4月.
- Naomi Kuze, Shu Ishikura, Takeshi Yagi, Daiki Chiba, Masayuki Murata, "Crawler Classification using Ant-based Clustering Scheme," ICITST 2015, 2015年12月.
- Daiki Chiba, Takeshi Yagi, Mitsuaki Akiyama, Kazufumi Aoki, Takeo Hariu, Shigeki Goto, "BotProfiler: Profiling Variability of Substrings in HTTP Requests to Detect Malware-infected Hosts," IEEE TrustCom 2015, 2015年8月.
- Ryo Sato, Daiki Chiba, Shigeki Goto, "Detecting Android Malware by Analyzing Manifest Files," APAN 2013, 2013年8月.
- Daiki Chiba, Kazuhiro Tobe, Tatsuya Mori, Shigeki Goto, "Detecting Malicious Websites by Learning IP Address Features," IEEE/IPSJ SAINT 2012, 2012年7月.
[博士論文]
- Daiki Chiba, "Internet Communications Data Profiling for Detection of Evolving Cyber Attacks," Doctoral Thesis, Waseda University, 2017年7月.
- Daiki Chiba, Hiroki Nakano, Takashi Koide, "DomainDynamics: Advancing lifecycle-based risk assessment of domain names," Computers & Security, 2025年6月.
- Daiki Chiba, Hiroki Nakano, Takashi Koide, "DomainLynx: Advancing LLM Techniques for Robust Domain Squatting Detection," IEEE Access, 2025年2月.
- Daiki Chiba, Hiroki Nakano, Takashi Koide, "DomainHarvester: Uncovering Trustworthy Domains Beyond Popularity Rankings," IEEE Access, 2025年2月.
- Takashi Koide, Hiroki Nakano, Daiki Chiba, "ChatPhishDetector: Detecting Phishing Sites Using Large Language Models," IEEE Access, 2024年10月.
- Hiroki Nakano, Daiki Chiba, Takashi Koide, Naoki Fukushi, Takeshi Yagi, Takeo Hariu, Katsunari Yoshioka, Tsutomu Matsumoto, "Understanding Characteristics of Phishing Reports from Experts and Non-experts on Twitter," IEICE Transactions on Information and Systems, 2024年7月.
- Ryo Kawaoka, Daiki Chiba, Takuya Watanabe, Mitsuaki Akiyama, Tatsuya Mori, "Longitudinal Measurement Study of the Domain Names Associated with the Olympic Games," IEEE Access, 2024年2月.
- Naoki Fukushi, Takashi Koide, Daiki Chiba, Hiroki Nakano, Mitsuaki Akiyama, "Understanding Security Risks of Ad-Based URL Shortening Services Caused by Users' Behaviors," Journal of Information Processing, 2022年12月.
- Hiroki Nakano, Daiki Chiba, Takashi Koide, Mitsuaki Akiyama, Katsunari Yoshioka, Tsutomu Matsumoto, "Exploring Event-synced Navigation Attacks across User-generated Content Platforms in the Wild," Journal of Information Processing, 2022年5月.
- Daiki Chiba, Mitsuaki Akiyama, Yuto Otsuki, Hiroki Hada, Takeshi Yagi, Tobias Fiebig, Michel Van Eeten, "DomainPrio: Prioritizing Domain Name Investigations to Improve SOC Efficiency," IEEE Access, 2022年3月.
- Kazuya Nomura, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Auto-creation of Robust Android Malware Family Trees," Journal of Information Processing, 2021年12月.
- 小寺 博和, 小出駿, 千葉 大紀, 青木 一史, 秋山 満昭, "偽ショッピングサイトによる攻撃手法の実態解明," 情報処理学会論文誌, 2021年9月.
- Takayuki Tomatsuri, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Time-series Measurement of Parked Domain Names and Their Malicious Uses," IEICE Transactions on Communications, 2021年7月.
- Takashi Koide, Daiki Chiba, Mitsuaki Akiyama, Katsunari Yoshioka, Tsutomu Matsumoto, "Understanding the Fake Removal Information Advertisement Sites," Journal of Information Processing, 2021年5月.
- Naomi Kuze, Shu Ishikura, Takeshi Yagi, Daiki Chiba, Masayuki Murata, "Classification of diversified web crawler accesses inspired by biological adaptation," International Journal of Bio-Inspired Computation, 2021年4月.
- Naoki Fukushi, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "A Comprehensive Measurement of Cloud Service Abuse," Journal of Information Processing, 2021年1月.
- Takashi Koide, Daiki Chiba, Mitsuaki Akiyama, Katsunari Yoshioka, Tsutomu Matsumoto, "To Get Lost is to Learn the Way: An Analysis of Multi-Step Social Engineering Attacks on the Web," IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, 2021年1月.
- Fumihiro Kanei, Daiki Chiba, Kunio Hato, Katsunari Yoshioka, Tsutomu Matsumoto, Mitsuaki Akiyama, "Detecting and Understanding Online Advertising Fraud in the Wild," IEICE Transactions on Information and Systems, 2020年7月.
- Daiki Chiba, Ayako Akiyama Hasegawa, Takashi Koide, Yuta Sawabe, Shigeki Goto, Mitsuaki Akiyama, "DomainScouter: Analyzing the Risks of Deceptive Internationalized Domain Names," IEICE Transactions on Information and Systems, 2020年7月.
- Naoki Fukushi, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Exploration into Gray Area: Toward Efficient Labeling for Detecting Malicious Domain Names," IEICE Transactions on Communications, 2020年4月1日.
- 小寺 博和, 芝原 俊樹, 千葉 大紀, 青木 一史, 波戸 邦夫, 秋山 満昭, "動的解析を利用したフィッシングサイトのアクセス妨害機能の実態解明," 情報処理学会論文誌, 2020年3月.
- Tomofumi Nakamori, Daiki Chiba, Mitsuaki Akiyama, Shigeki Goto, "Detecting Dynamic IP Addresses and Cloud Blocks Using the Sequential Characteristics of PTR Records," Journal of Information Processing, 2019年9月.
- Yuta Sawabe, Daiki Chiba, Mitsuaki Akiyama, Shigeki Goto, "Detection Method of Homograph Internationalized Domain Names with OCR," Journal of Information Processing, 2019年9月.
- Toshiki Shibahara, Takeshi Yagi, Mitsuaki Akiyama, Daiki Chiba, Kunio Hato, "Efficient Dynamic Malware Analysis for Collecting HTTP Requests using Deep Learning," IEICE Transactions on Information and Systems, 2019年4月.
- Toshiki Shibahara, Kohei Yamanishi, Yuta Takata, Daiki Chiba, Taiga Hokaguchi, Mitsuaki Akiyama, Takeshi Yagi, Yuichi Ohsita, Masayuki Murata, "Event De-noising Convolutional Neural Network for Detection Malicious URL Sequences from Proxy Logs," IEICE Transactions on Fundamental of Electronics, Communications and Computer Sciences, 2018年12月.
- Daiki Chiba, Takeshi Yagi, Mitsuaki Akiyama, Toshiki Shibahara, Tatsuya Mori, Shigeki Goto, "DomainProfiler: toward accurate and early discovery of domain names abused in future," International Journal of Information Security, 2018年11月.
- Daiki Chiba, Mitsuaki Akiyama, Takeshi Yagi, Kunio Hato, Tatsuya Mori, Shigeki Goto, "DomainChroma: Building Actionable Threat Intelligence from Malicious Domain Names," Computers & Security, 2018年8月.
- Daiki Chiba, Takeshi Yagi, Mitsuaki Akiyama, Kazufumi Aoki, Takeo Hariu, Shigeki Goto, "BotProfiler: Detecting Malware-infected Hosts by Profiling Variability of Malicious Infrastructure," IEICE Transactions on Communications, 2016年5月.
- Daiki Chiba, Kazuhiro Tobe, Tatsuya Mori, Shigeki Goto, "Analyzing Spatial Structure of IP Addresses for Detecting Malicious Websites," Journal of Information Processing, 2013年7月.
[国際会議（査読有り）]
- Daiki Chiba, Hiroki Nakano, Takashi Koide, "PhishLumos: An Adaptive Multi-Agent System for Proactive Phishing Campaign Mitigation," IEEE ICC 2026, 2026年5月.
- Masaki Arai, Toshiki Shibahara, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Jailbreak Defense in LLM via Attention Head Analysis and Selective Intervention," ACML 2025, 2025年12月.
- Hiroki Nakano, Takashi Koide, Daiki Chiba, "PhishParrot: LLM-Driven Adaptive Crawling to Unveil Cloaked Phishing Sites," IEEE GLOBECOM 2025, 2025年12月.
- Hiroki Nakano, Takashi Koide, Daiki Chiba, "ScamFerret: Detecting Scam Websites Autonomously with Large Language Models," DIMVA 2025, 2025年7月.
- Hiroki Nakano, Takashi Koide, Daiki Chiba, Katsunari Yoshioka, Tsutomu Matsumoto, "Uncovering Suspicious Posts on Abandoned Blogs," IEEE ICC 2025, 2025年6月.
- Daiki Chiba, Hiroki Nakano, Takashi Koide, "DomainLynx: Leveraging Large Language Models for Enhanced Domain Squatting Detection," IEEE CCNC 2025, 2025年1月.
- Daiki Chiba, Hiroki Nakano, Takashi Koide, "DomainDynamics: Lifecycle-Aware Risk Timeline Construction for Domain Names," IEEE CCNC 2025, 2025年1月.
- Daiki Chiba, Hiroki Nakano, Takashi Koide, "DomainHarvester: Harvesting Infrequently Visited Yet Trustworthy Domain Names," IEEE CCNC 2025, 2025年1月.
- Takashi Koide, Naoki Fukushi, Hiroki Nakano, Daiki Chiba, "ChatSpamDetector: Leveraging Large Language Models for Effective Phishing Email Detection," SecureComm 2024, 2024年10月.
- Ko Fujimori, Toshiki Shibahara, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Evaluation of Adversarial Examples Based on Original Definition," HCI International 2024, 2024年6月.
- Naoki Fukushi, Toshiki Shibahara, Hiroki Nakano, Takashi Koide, Daiki Chiba, "Noisy Label Detection for Multi-labeled Malware," IEEE CCNC 2024, 2024年1月.
- Takashi Koide, Naoki Fukushi, Hiroki Nakano, Daiki Chiba, "PhishReplicant: A Language Model-based Approach to Detect Generated Squatting Domain Names," ACSAC 2023, 2023年12月.
- Hiroki Nakano, Daiki Chiba, Takashi Koide, Naoki Fukushi, Takeshi Yagi, Takeo Hariu, Katsunari Yoshioka, Tsutomu Matsumoto, "Canary in Twitter Mine: Collecting Phishing Reports from Experts and Non-experts," ARES 2023, 2023年8月.
- Masanori Yajima, Daiki Chiba, Yoshiro Yoneya, Tatsuya Mori, "A First Look at Brand Indicators for Message Identification (BIMI)," PAM 2023, 2023年3月.
- Koji Fujita, Toshiki Shibahara, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Objection!: Identifying Misclassified Malicious Activities with XAI," IEEE ICC 2022, 2022年5月.
- Masanori Yajima, Daiki Chiba, Yoshiro Yoneya, Tatsuya Mori, "Measuring Adoption of DNS Security Mechanisms with Cross-Sectional Approach," IEEE GLOBECOM 2021, 2021年12月.
- Yun Fan, Toshiki Shibahara, Yuichi Oshita, Daiki Chiba, Mitsuaki Akiyama, Masayuki Murata, "Understanding Update of Machine-Learning-Based Malware Detection by Clustering Changes in Feature Attributions," IWSEC 2021, 2021年9月.
- Naoki Fukushi, Takashi Koide, Daiki Chiba, Hiroki Nakano, Mitsuaki Akiyama, "Analyzing Security Risks of Ad-Based URL Shortening Services Caused by Users’ Behaviors," SecureComm 2021, 2021年9月.
- Hiroki Nakano, Daiki Chiba, Takashi Koide, Mitsuaki Akiyama, "Detecting Event-synced Navigation Attacks across User-generated Content Platforms," IEEE COMPSAC 2021, 2021年7月.
- Kazuya Nomura, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Auto-creation of Android Malware Family Tree," IEEE ICC 2021, 2021年6月.
- Ryo Kawaoka, Daiki Chiba, Takuya Watanabe, Mitsuaki Akiyama, Tatsuya Mori, "A First Look at COVID-19 Domain Names: Origin and Implications," PAM 2021, 2021年3月.
- Takayuki Tomatsuri, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Time-series Measurement of Parked Domain Names," IEEE GLOBECOM 2020, 2020年12月.
- Takashi Koide, Daiki Chiba, Mitsuaki Akiyama, "To Get Lost is to Learn the Way: Automatically Collecting Multi-step Social Engineering Attacks on the Web," ACM ASIACCS 2020, 2020年10月.
- Takashi Koide, Daiki Chiba, Mitsuaki Akiyama, Katsunari Yoshioka, Tsutomu Matsumoto, "It Never Rains but It Pours: Analyzing and Detecting Fake Removal Information Advertisement Sites," DIMVA 2020, 2020年6月.
- Naoki Fukushi, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "A Large-scale Analysis of Cloud Service Abuse," IEEE CNS 2020, 2020年6月.
- Taiga Hokaguchi, Yuichi Ohsita, Toshiki Shibahara, Daiki Chiba, Mitsuaki Akiyama, Masayuki Murata, "Detecting Malware-infected Hosts Using Templates of Multiple HTTP Requests," IEEE CCNC 2020, 2020年1月.
- Toshiki Shibahara, Hirokazu Kodera, Daiki Chiba, Mitsuaki Akiyama, Kunio Hato, Ola Söderström, Daniel Dalek, Masayuki Murata, "Cross-Vendor Knowledge Transfer for Managed Security Services with Triplet Network," ACM AISec 2019, 2019年11月.
- Hiroaki Suzuki, Daiki Chiba, Yoshiro Yoneya, Tatsuya Mori, Shigeki Goto, "ShamFinder: An Automated Framework for Detecting IDN Homographs," ACM IMC 2019, 2019年10月.
- Daiki Chiba, Ayako Akiyama Hasegawa, Takashi Koide, Yuta Sawabe, Shigeki Goto, Mitsuaki Akiyama, "DomainScouter: Understanding the Risks of Deceptive IDNs," RAID 2019, 2019年9月.
- Naoki Fukushi, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida, "Exploration into Gray Area: Efficient Labeling for Malicious Domain Name Detection," IEEE COMPSAC 2019, 2019年7月.
- Fumihiro Kanei, Daiki Chiba, Kunio Hato, Mitsuaki Akiyama, "Precise and Robust Detection of Advertising Fraud," IEEE COMPSAC 2019, 2019年7月.
- Toshiki Shibahara, Daiki Chiba, Mitsuaki Akiyama, Kunio Hato, Daniel Dalek, Masayuki Murata, "Unknown Family Detection Based on Family-Invariant Representation," NeurIPS 2018 Workshop on Security in Machine Learning, 2018年12月.
- Yuta Sawabe, Daiki Chiba, Mitsuaki Akiyama, Shigeki Goto, "Detecting Homograph IDNs Using OCR," APAN 2018, 2018年8月.
- Tomofumi Nakamori, Daiki Chiba, Mitsuaki Akiyama, Shigeki Goto, "Detecting Dynamic IP Addresses Using the Sequential Characteristics of PTR Records," APAN 2018, 2018年8月.
- Elkana Pariwono, Daiki Chiba, Mitsuaki Akiyama, Tatsuya Mori, "Don't throw me away: Threats Caused by the Abandoned Internet Resources Used by Android Apps," ACM ASIACCS 2018, 2018年6月.
- Daiki Chiba, Mitsuaki Akiyama, Takeshi Yagi, Takeshi Yada, Tatsuya Mori, Shigeki Goto, "DomainChroma: Providing Optimal Countermeasures against Malicious Domain Names," IEEE COMPSAC 2017, 2017年7月.
- Toshiki Shibahara, Kohei Yamanishi, Yuta Takata, Daiki Chiba, Mitsuaki Akiyama, Takeshi Yagi, Yuichi Ohsita, Masayuki Murata, "Malicious URL Sequence Detection using Event De-noising Convolutional Neural Network," IEEE ICC 2017, 2017年5月.
- Toshiki Shibahara, Takeshi Yagi, Mitsuaki Akiyama, Daiki Chiba, Takeshi Yada, "Efficient Dynamic Malware Analysis Based on Network Behavior Using Deep Learning," IEEE GLOBECOM 2016, 2016年12月.
- Daiki Chiba, Takeshi Yagi, Mitsuaki Akiyama, Toshiki Shibahara, Takeshi Yada, Tatsuya Mori, Shigeki Goto, "DomainProfiler: Discovering Domain Names Abused in Future," IEEE/IFIP DSN 2016, 2016年6月.
- Naomi Kuze, Shu Ishikura, Takeshi Yagi, Daiki Chiba, Masayuki Murata, "Detection of Vulnerability Scanning Using Features of Collective Accesses Based on Information Collected from Multiple Honeypots," IEEE/IFIP NOMS 2016, 2016年4月.
- Naomi Kuze, Shu Ishikura, Takeshi Yagi, Daiki Chiba, Masayuki Murata, "Crawler Classification using Ant-based Clustering Scheme," ICITST 2015, 2015年12月.
- Daiki Chiba, Takeshi Yagi, Mitsuaki Akiyama, Kazufumi Aoki, Takeo Hariu, Shigeki Goto, "BotProfiler: Profiling Variability of Substrings in HTTP Requests to Detect Malware-infected Hosts," IEEE TrustCom 2015, 2015年8月.
- Ryo Sato, Daiki Chiba, Shigeki Goto, "Detecting Android Malware by Analyzing Manifest Files," APAN 2013, 2013年8月.
- Daiki Chiba, Kazuhiro Tobe, Tatsuya Mori, Shigeki Goto, "Detecting Malicious Websites by Learning IP Address Features," IEEE/IPSJ SAINT 2012, 2012年7月.
[博士論文]
- Daiki Chiba, "Internet Communications Data Profiling for Detection of Evolving Cyber Attacks," Doctoral Thesis, Waseda University, 2017年7月.
- CSEC優秀研究賞, 情報処理学会 コンピュータセキュリティ研究会, 2025年10月
- ICSS研究賞, 電子情報通信学会 情報通信システムセキュリティ研究会, 2025年6月
- SecureComm 2024 Best Paper Award, 2024年10月
- CSS2024優秀論文賞, 情報処理学会 コンピュータセキュリティシンポジウム2024, 2024年10月
- 論文賞, 情報処理学会, 2022年6月
- JIP特選論文, 情報処理学会, 2021年5月
- JIP特選論文, 情報処理学会, 2021年1月
- MWS2020優秀論文賞, 情報処理学会 マルウェア対策研究人材育成ワークショップ2020, 2020年10月
- CSEC優秀研究賞, 情報処理学会 コンピュータセキュリティ研究会, 2020年10月
- DIMVA 2020 Best Paper Award, 2020年6月
- MWS2019優秀論文賞, 情報処理学会 マルウェア対策研究人材育成ワークショップ2019, 2019年10月
- CSS2019学生論文賞, 情報処理学会 コンピュータセキュリティシンポジウム2019, 2019年10月
- JIP特選論文, 情報処理学会, 2019年9月
- ICSS研究賞, 電子情報通信学会 情報通信システムセキュリティ研究会, 2019年6月
- CSS2018優秀論文賞, 情報処理学会 コンピュータセキュリティシンポジウム2018, 2018年10月,
- CSS2018学生論文賞, 情報処理学会 コンピュータセキュリティシンポジウム2018, 2018年10月
- Best Student Paper Award, APAN, 2018年8月
- ICSS研究賞, 電子情報通信学会 情報通信システムセキュリティ研究会, 2018年6月
- 通信ソサイエティ論文賞, 電子情報通信学会, 2017年5月
- ICSS研究賞, 電子情報通信学会 情報通信システムセキュリティ研究会, 2016年6月
- ICSS研究賞, 電子情報通信学会 情報通信システムセキュリティ研究会, 2025年6月
- SecureComm 2024 Best Paper Award, 2024年10月
- CSS2024優秀論文賞, 情報処理学会 コンピュータセキュリティシンポジウム2024, 2024年10月
- 論文賞, 情報処理学会, 2022年6月
- JIP特選論文, 情報処理学会, 2021年5月
- JIP特選論文, 情報処理学会, 2021年1月
- MWS2020優秀論文賞, 情報処理学会 マルウェア対策研究人材育成ワークショップ2020, 2020年10月
- CSEC優秀研究賞, 情報処理学会 コンピュータセキュリティ研究会, 2020年10月
- DIMVA 2020 Best Paper Award, 2020年6月
- MWS2019優秀論文賞, 情報処理学会 マルウェア対策研究人材育成ワークショップ2019, 2019年10月
- CSS2019学生論文賞, 情報処理学会 コンピュータセキュリティシンポジウム2019, 2019年10月
- JIP特選論文, 情報処理学会, 2019年9月
- ICSS研究賞, 電子情報通信学会 情報通信システムセキュリティ研究会, 2019年6月
- CSS2018優秀論文賞, 情報処理学会 コンピュータセキュリティシンポジウム2018, 2018年10月,
- CSS2018学生論文賞, 情報処理学会 コンピュータセキュリティシンポジウム2018, 2018年10月
- Best Student Paper Award, APAN, 2018年8月
- ICSS研究賞, 電子情報通信学会 情報通信システムセキュリティ研究会, 2018年6月
- 通信ソサイエティ論文賞, 電子情報通信学会, 2017年5月
- ICSS研究賞, 電子情報通信学会 情報通信システムセキュリティ研究会, 2016年6月
[運営委員]
- 情報処理学会 コンピュータセキュリティ研究会 (CSEC) 運営委員
[プログラム委員]
- IWSEC 2026 Program Committee
- LLM4Sec Workshop Program Committee
- NSS 2024 Program Committee
- CSS 2020, 2021, 2022, 2023, 2024 プログラム委員
- MWS 2016, 2017, 2018, 2019 プログラム委員
- IWSEC 2019 Program Committee
[会員]
- 電子情報通信学会 会員
- 情報処理学会 会員
- IEEE 会員
- 情報処理学会 コンピュータセキュリティ研究会 (CSEC) 運営委員
[プログラム委員]
- IWSEC 2026 Program Committee
- LLM4Sec Workshop Program Committee
- NSS 2024 Program Committee
- CSS 2020, 2021, 2022, 2023, 2024 プログラム委員
- MWS 2016, 2017, 2018, 2019 プログラム委員
- IWSEC 2019 Program Committee
[会員]
- 電子情報通信学会 会員
- 情報処理学会 会員
- IEEE 会員
- 情報リテラシー実践I 55
- 情報リテラシー実践Iｚ 85
- 情報リテラシー実践ⅡＡ
- 情報リテラシー実践I 32
- 組織再編前旧課程の同時開講科目等が含まれており、掲載されている全ての科目を開講するわけではありません。
