Daiki Chiba

78 papers A 6B 10Misc 1Journal 40Unranked 21
YearRankTypeTitle / Venue / Authors
2026 J jnl
Clouding the Mirror: Stealthy Prompt Injection Attacks Targeting LLM-based Phishing Detection.
CoRR
Takashi Koide, Hiroki Nakano, Daiki Chiba
2025 J jnl
DomainDynamics: Advancing lifecycle-based risk assessment of domain names.
Comput. Secur.
Daiki Chiba, Hiroki Nakano, Takashi Koide
2025 — conf
DomainDynamics: Lifecycle-Aware Risk Timeline Construction for Domain Names.
CCNC
Daiki Chiba, Hiroki Nakano, Takashi Koide
2025 — conf
DomainHarvester: Harvesting Infrequently Visited Yet Trustworthy Domain Names.
CCNC
Daiki Chiba, Hiroki Nakano, Takashi Koide
2025 J jnl
DomainHarvester: Uncovering Trustworthy Domains Beyond Popularity Rankings.
IEEE Access
Daiki Chiba, Hiroki Nakano, Takashi Koide
2025 J jnl
DomainLynx: Advancing LLM Techniques for Robust Domain Squatting Detection.
IEEE Access
Daiki Chiba, Hiroki Nakano, Takashi Koide
2025 — conf
DomainLynx: Leveraging Large Language Models for Enhanced Domain Squatting Detection.
CCNC
Daiki Chiba, Hiroki Nakano, Takashi Koide
2025 J jnl
PhishLumos: An Adaptive Multi-Agent System for Proactive Phishing Campaign Mitigation.
CoRR
Daiki Chiba, Hiroki Nakano, Takashi Koide
2025 B conf
PhishParrot: LLM-Driven Adaptive Crawling to Unveil Cloaked Phishing Sites.
GLOBECOM
Hiroki Nakano, Takashi Koide, Daiki Chiba
2025 J jnl
PhishParrot: LLM-Driven Adaptive Crawling to Unveil Cloaked Phishing Sites.
CoRR
Hiroki Nakano, Takashi Koide, Daiki Chiba
2025 — conf
ScamFerret: Detecting Scam Websites Autonomously with Large Language Models.
DIMVA (1)
Hiroki Nakano, Takashi Koide, Daiki Chiba
2025 J jnl
ScamFerret: Detecting Scam Websites Autonomously with Large Language Models.
CoRR
Hiroki Nakano, Takashi Koide, Daiki Chiba
2025 — conf
Uncovering Suspicious Posts on Abandoned Blogs.
ICC
Hiroki Nakano, Takashi Koide, Daiki Chiba, Katsunari Yoshioka, Tsutomu Matsumoto
2024 J jnl
ChatPhishDetector: Detecting Phishing Sites Using Large Language Models.
IEEE Access
Takashi Koide, Hiroki Nakano, Daiki Chiba
2024 — conf
ChatSpamDetector: Leveraging Large Language Models for Effective Phishing Email Detection.
SecureComm (3)
Takashi Koide, Naoki Fukushi, Hiroki Nakano, Daiki Chiba
2024 J jnl
ChatSpamDetector: Leveraging Large Language Models for Effective Phishing Email Detection.
CoRR
Takashi Koide, Naoki Fukushi, Hiroki Nakano, Daiki Chiba
2024 J jnl
DomainDynamics: Lifecycle-Aware Risk Timeline Construction for Domain Names.
CoRR
Daiki Chiba, Hiroki Nakano, Takashi Koide
2024 J jnl
DomainHarvester: Harvesting Infrequently Visited Yet Trustworthy Domain Names.
CoRR
Daiki Chiba, Hiroki Nakano, Takashi Koide
2024 J jnl
DomainLynx: Leveraging Large Language Models for Enhanced Domain Squatting Detection.
CoRR
Daiki Chiba, Hiroki Nakano, Takashi Koide
2024 — conf
Evaluation of Adversarial Examples Based on Original Definition.
HCI (62)
Ko Fujimori, Toshiki Shibahara, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida
2024 J jnl
Longitudinal Measurement Study of the Domain Names Associated With the Olympic Games.
IEEE Access
Ryo Kawaoka, Daiki Chiba, Takuya Watanabe, Mitsuaki Akiyama, Tatsuya Mori
2024 — conf
Noisy Label Detection for Multi-labeled Malware.
CCNC
Naoki Fukushi, Toshiki Shibahara, Hiroki Nakano, Takashi Koide, Daiki Chiba
2024 J jnl
Understanding Characteristics of Phishing Reports from Experts and Non-Experts on Twitter.
IEICE Trans. Inf. Syst.
Hiroki Nakano, Daiki Chiba, Takashi Koide, Naoki Fukushi, Takeshi Yagi, Takeo Hariu, Katsunari Yoshioka, Tsutomu Matsumoto
2023 B conf
A First Look at Brand Indicators for Message Identification (BIMI).
PAM
Masanori Yajima, Daiki Chiba, Yoshiro Yoneya, Tatsuya Mori
2023 B conf
Canary in Twitter Mine: Collecting Phishing Reports from Experts and Non-experts.
ARES
Hiroki Nakano, Daiki Chiba, Takashi Koide, Naoki Fukushi, Takeshi Yagi, Takeo Hariu, Katsunari Yoshioka, Tsutomu Matsumoto
2023 J jnl
Canary in Twitter Mine: Collecting Phishing Reports from Experts and Non-experts.
CoRR
Hiroki Nakano, Daiki Chiba, Takashi Koide, Naoki Fukushi, Takeshi Yagi, Takeo Hariu, Katsunari Yoshioka, Tsutomu Matsumoto
2023 J jnl
Detecting Phishing Sites Using ChatGPT.
CoRR
Takashi Koide, Naoki Fukushi, Hiroki Nakano, Daiki Chiba
2023 A conf
PhishReplicant: A Language Model-based Approach to Detect Generated Squatting Domain Names.
ACSAC
Takashi Koide, Naoki Fukushi, Hiroki Nakano, Daiki Chiba
2023 J jnl
PhishReplicant: A Language Model-based Approach to Detect Generated Squatting Domain Names.
CoRR
Takashi Koide, Naoki Fukushi, Hiroki Nakano, Daiki Chiba
2022 J jnl
DomainPrio: Prioritizing Domain Name Investigations to Improve SOC Efficiency.
IEEE Access
Daiki Chiba, Mitsuaki Akiyama, Yuto Otsuki, Hiroki Hada, Takeshi Yagi, Tobias Fiebig, Michel van Eeten
2022 J jnl
Exploring Event-synced Navigation Attacks across User-generated Content Platforms in the Wild.
J. Inf. Process.
Hiroki Nakano, Daiki Chiba, Takashi Koide, Mitsuaki Akiyama, Katsunari Yoshioka, Tsutomu Matsumoto
2022 — conf
Objection!: Identifying Misclassified Malicious Activities with XAI.
ICC
Koji Fujita, Toshiki Shibahara, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida
2022 J jnl
Understanding Security Risks of Ad-based URL Shortening Services Caused by Users' Behaviors.
J. Inf. Process.
Naoki Fukushi, Takashi Koide, Daiki Chiba, Hiroki Nakano, Mitsuaki Akiyama
2021 J jnl
A Comprehensive Measurement of Cloud Service Abuse.
J. Inf. Process.
Naoki Fukushi, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida
2021 B conf
A First Look at COVID-19 Domain Names: Origin and Implications.
PAM
Ryo Kawaoka, Daiki Chiba, Takuya Watanabe, Mitsuaki Akiyama, Tatsuya Mori
2021 J jnl
A First Look at COVID-19 Domain Names: Origin and Implications.
CoRR
Ryo Kawaoka, Daiki Chiba, Takuya Watanabe, Mitsuaki Akiyama, Tatsuya Mori
2021 — conf
Analyzing Security Risks of Ad-Based URL Shortening Services Caused by Users' Behaviors.
SecureComm (2)
Naoki Fukushi, Takashi Koide, Daiki Chiba, Hiroki Nakano, Mitsuaki Akiyama
2021 — conf
Auto-creation of Android Malware Family Tree.
ICC
Kazuya Nomura, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida
2021 J jnl
Auto-creation of Robust Android Malware Family Trees.
J. Inf. Process.
Kazuya Nomura, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida
2021 J jnl
Classification of diversified web crawler accesses inspired by biological adaptation.
Int. J. Bio Inspired Comput.
Naomi Kuze, Shu Ishikura, Takeshi Yagi, Daiki Chiba, Masayuki Murata
2021 B conf
Detecting Event-synced Navigation Attacks across User-generated Content Platforms.
COMPSAC
Hiroki Nakano, Daiki Chiba, Takashi Koide, Mitsuaki Akiyama
2021 B conf
Measuring Adoption of DNS Security Mechanisms with Cross-Sectional Approach.
GLOBECOM
Masanori Yajima, Daiki Chiba, Yoshiro Yoneya, Tatsuya Mori
2021 J jnl
Time-Series Measurement of Parked Domain Names and Their Malicious Uses.
IEICE Trans. Commun.
Takayuki Tomatsuri, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida
2021 J jnl
To Get Lost is to Learn the Way: An Analysis of Multi-Step Social Engineering Attacks on the Web.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Takashi Koide, Daiki Chiba, Mitsuaki Akiyama, Katsunari Yoshioka, Tsutomu Matsumoto
2021 Misc conf
Understanding Update of Machine-Learning-Based Malware Detection by Clustering Changes in Feature Attributions.
IWSEC
Yun Fan, Toshiki Shibahara, Yuichi Ohsita, Daiki Chiba, Mitsuaki Akiyama, Masayuki Murata
2021 J jnl
Understanding the Fake Removal Information Advertisement Sites.
J. Inf. Process.
Takashi Koide, Daiki Chiba, Mitsuaki Akiyama, Katsunari Yoshioka, Tsutomu Matsumoto
2020 — conf
A Large-scale Analysis of Cloud Service Abuse.
CNS
Naoki Fukushi, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida
2020 — conf
Detecting Malware-infected Hosts Using Templates of Multiple HTTP Requests.
CCNC
Taiga Hokaguchi, Yuichi Ohsita, Toshiki Shibahara, Daiki Chiba, Mitsuaki Akiyama, Masayuki Murata
2020 J jnl
Detecting and Understanding Online Advertising Fraud in the Wild.
IEICE Trans. Inf. Syst.
Fumihiro Kanei, Daiki Chiba, Kunio Hato, Katsunari Yoshioka, Tsutomu Matsumoto, Mitsuaki Akiyama
2020 J jnl
DomainScouter: Analyzing the Risks of Deceptive Internationalized Domain Names.
IEICE Trans. Inf. Syst.
Daiki Chiba, Ayako Akiyama Hasegawa, Takashi Koide, Yuta Sawabe, Shigeki Goto, Mitsuaki Akiyama
2020 J jnl
Exploration into Gray Area: Toward Efficient Labeling for Detecting Malicious Domain Names.
IEICE Trans. Commun.
Naoki Fukushi, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida
2020 B conf
It Never Rains but It Pours: Analyzing and Detecting Fake Removal Information Advertisement Sites.
DIMVA
Takashi Koide, Daiki Chiba, Mitsuaki Akiyama, Katsunari Yoshioka, Tsutomu Matsumoto
2020 B conf
Time-series Measurement of Parked Domain Names.
GLOBECOM
Takayuki Tomatsuri, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida
2020 A conf
To Get Lost is to Learn the Way: Automatically Collecting Multi-step Social Engineering Attacks on the Web.
AsiaCCS
Takashi Koide, Daiki Chiba, Mitsuaki Akiyama
2019 — conf
Cross-Vendor Knowledge Transfer for Managed Security Services with Triplet Network.
AISec@CCS
Toshiki Shibahara, Hirokazu Kodera, Daiki Chiba, Mitsuaki Akiyama, Kunio Hato, Ola Söderström, Daniel Dalek, Masayuki Murata
2019 J jnl
Detecting Dynamic IP Addresses and Cloud Blocks Using the Sequential Characteristics of PTR Records.
J. Inf. Process.
Tomofumi Nakamori, Daiki Chiba, Mitsuaki Akiyama, Shigeki Goto
2019 J jnl
Detection Method of Homograph Internationalized Domain Names with OCR.
J. Inf. Process.
Yuta Sawabe, Daiki Chiba, Mitsuaki Akiyama, Shigeki Goto
2019 A conf
DomainScouter: Understanding the Risks of Deceptive IDNs.
RAID
Daiki Chiba, Ayako Akiyama Hasegawa, Takashi Koide, Yuta Sawabe, Shigeki Goto, Mitsuaki Akiyama
2019 J jnl
Efficient Dynamic Malware Analysis for Collecting HTTP Requests using Deep Learning.
IEICE Trans. Inf. Syst.
Toshiki Shibahara, Takeshi Yagi, Mitsuaki Akiyama, Daiki Chiba, Kunio Hato
2019 — conf
Exploration into Gray Area: Efficient Labeling for Malicious Domain Name Detection.
COMPSAC (1)
Naoki Fukushi, Daiki Chiba, Mitsuaki Akiyama, Masato Uchida
2019 — conf
Precise and Robust Detection of Advertising Fraud.
COMPSAC (1)
Fumihiro Kanei, Daiki Chiba, Kunio Hato, Mitsuaki Akiyama
2019 A conf
ShamFinder: An Automated Framework for Detecting IDN Homographs.
Internet Measurement Conference
Hiroaki Suzuki, Daiki Chiba, Yoshiro Yoneya, Tatsuya Mori, Shigeki Goto
2019 J jnl
ShamFinder: An Automated Framework for Detecting IDN Homographs.
CoRR
Hiroaki Suzuki, Daiki Chiba, Yoshiro Yoneya, Tatsuya Mori, Shigeki Goto
2018 J jnl
DomainChroma: Building actionable threat intelligence from malicious domain names.
Comput. Secur.
Daiki Chiba, Mitsuaki Akiyama, Takeshi Yagi, Kunio Hato, Tatsuya Mori, Shigeki Goto
2018 J jnl
DomainProfiler: toward accurate and early discovery of domain names abused in future.
Int. J. Inf. Sec.
Daiki Chiba, Takeshi Yagi, Mitsuaki Akiyama, Toshiki Shibahara, Tatsuya Mori, Shigeki Goto
2018 A conf
Don't throw me away: Threats Caused by the Abandoned Internet Resources Used by Android Apps.
AsiaCCS
Elkana Pariwono, Daiki Chiba, Mitsuaki Akiyama, Tatsuya Mori
2018 J jnl
Event De-Noising Convolutional Neural Network for Detecting Malicious URL Sequences from Proxy Logs.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Toshiki Shibahara, Kohei Yamanishi, Yuta Takata, Daiki Chiba, Taiga Hokaguchi, Mitsuaki Akiyama, Takeshi Yagi, Yuichi Ohsita, Masayuki Murata
2017 — conf
DomainChroma: Providing Optimal Countermeasures against Malicious Domain Names.
COMPSAC (1)
Daiki Chiba, Mitsuaki Akiyama, Takeshi Yagi, Takeshi Yada, Tatsuya Mori, Shigeki Goto
2017 — conf
Malicious URL sequence detection using event de-noising convolutional neural network.
ICC
Toshiki Shibahara, Kohei Yamanishi, Yuta Takata, Daiki Chiba, Mitsuaki Akiyama, Takeshi Yagi, Yuichi Ohsita, Masayuki Murata
2016 J jnl
BotProfiler: Detecting Malware-Infected Hosts by Profiling Variability of Malicious Infrastructure.
IEICE Trans. Commun.
Daiki Chiba, Takeshi Yagi, Mitsuaki Akiyama, Kazufumi Aoki, Takeo Hariu, Shigeki Goto
2016 B conf
Detection of vulnerability scanning using features of collective accesses based on information collected from multiple honeypots.
NOMS
Naomi Kuze, Shu Ishikura, Takeshi Yagi, Daiki Chiba, Masayuki Murata
2016 A conf
DomainProfiler: Discovering Domain Names Abused in Future.
DSN
Daiki Chiba, Takeshi Yagi, Mitsuaki Akiyama, Toshiki Shibahara, Takeshi Yada, Tatsuya Mori, Shigeki Goto
2016 B conf
Efficient Dynamic Malware Analysis Based on Network Behavior Using Deep Learning.
GLOBECOM
Toshiki Shibahara, Takeshi Yagi, Mitsuaki Akiyama, Daiki Chiba, Takeshi Yada
2015 — conf
BotProfiler: Profiling Variability of Substrings in HTTP Requests to Detect Malware-Infected Hosts.
TrustCom/BigDataSE/ISPA (1)
Daiki Chiba, Takeshi Yagi, Mitsuaki Akiyama, Kazufumi Aoki, Takeo Hariu, Shigeki Goto
2015 — conf
Crawler classification using ant-based clustering scheme.
ICITST
Naomi Kuze, Shu Ishikura, Takeshi Yagi, Daiki Chiba, Masayuki Murata
2013 J jnl
Analyzing Spatial Structure of IP Addresses for Detecting Malicious Websites.
Inf. Media Technol.
Daiki Chiba, Kazuhiro Tobe, Tatsuya Mori, Shigeki Goto
2013 J jnl
Analyzing Spatial Structure of IP Addresses for Detecting Malicious Websites.
J. Inf. Process.
Daiki Chiba, Kazuhiro Tobe, Tatsuya Mori, Shigeki Goto
2012 — conf
Detecting Malicious Websites by Learning IP Address Features.
SAINT
Daiki Chiba, Kazuhiro Tobe, Tatsuya Mori, Shigeki Goto