Open 6to4 Relay Router Operation. - Yuichiro Hei; Ayumu Kubota; Takao Hotta; Katsuyuki Yamazaki (SAINT Workshops, 2003)

L2VPN over Chord: Hosting Millions of Small Zeroconf Networks over DHT Nodes. - Ayumu Kubota; Akira Yamada 001; Yutaka Miyake (GLOBECOM, 2006)

OCALA: An Architecture for Supporting Legacy Applications over Overlays. - Dilip Antony Joseph; Jayanthkumar Kannan; Ayumu Kubota; Karthik Lakshminarayanan; Ion Stoica; Klaus Wehrle (NSDI, 2006)

Secure Host Name Resolution Infrastructure for Overlay Networks. - Ayumu Kubota; Yutaka Miyake; Toshiaki Tanaka (IEICE Trans. Commun., 2006)

Service Independent Access Control Architecture for User Generated Content (UGC). - Akira Yamada 001; Ayumu Kubota; Yutaka Miyake (Security and Management, 2008)

Public Key-Based Rendezvous Infrastructure for Secure and Flexible Private Networking. - Ayumu Kubota; Yutaka Miyake (ICC, 2009)

Service Independent Access Control Architecture for User Generated Content (UGC) and Its Implementation. - Akira Yamada 001; Ayumu Kubota; Yutaka Miyake; Kazuo Hashimoto (IEICE Trans. Inf. Syst., 2009)

Kernel-based Behavior Analysis for Android Malware Detection. - Takamasa Isohara; Keisuke Takemori; Ayumu Kubota (CIS, 2011)

Detection of Attackers in Services Using Anomalous Host Behavior Based on Traffic Flow Statistics. - Yukiko Sawaya; Ayumu Kubota; Yutaka Miyake (SAINT, 2011)

Understanding the time-series behavioral characteristics of evolutionally advanced email spammers. - Yukiko Sawaya; Ayumu Kubota; Akira Yamada 001 (AISec, 2012)

On the use of Enhanced Bogon Lists (EBLs) to detect malicious traffic. - Ravichander Vaidyanathan; Abhrajit Ghosh; Yukiko Sawaya; Ayumu Kubota (ICNC, 2012)

Passive OS Fingerprinting by DNS Traffic Analysis. - Takashi Matsunaka; Akira Yamada 001; Ayumu Kubota (AINA, 2013)

Detecting and Preventing Drive-By Download Attack via Participative Monitoring of the Web. - Takashi Matsunaka; Junpei Urakawa; Ayumu Kubota (AsiaJCIS, 2013)

SanAdBox: Sandboxing third party advertising libraries in a mobile application. - Hideaki Kawabata; Takamasa Isohara; Keisuke Takemori; Ayumu Kubota; Junya Kani; Harunobu Agematsu; Masakatsu Nishigaki (ICC, 2013)

On the Feasibility of Deploying Software Attestation in Cloud Environments. - Abhrajit Ghosh; Angelo Sapello; Alexander Poylisher; C. Jason Chiang; Ayumu Kubota; Takashi Matsunaka (IEEE CLOUD, 2014)

An Approach to Detect Drive-By Download by Observing the Web Page Transition Behaviors. - Takashi Matsunaka; Ayumu Kubota; Takahiro Kasama (AsiaJCIS, 2014)

Ephemeral UUID for Protecting User Privacy in Mobile Advertisements. - Keisuke Takemori; Toshiki Matsui; Hideaki Kawabata; Ayumu Kubota (DEXA (2), 2014)

A study on identifying battery-draining Android applications in screen-off state. - Shun Kurihara; Shoki Fukuda; Saneyasu Yamaguchi; Ayano Koyanagi; Masato Oguchi; Ayumu Kubota; Akihiro Nakarai (GCCE, 2015)

On the implementation of path-based dynamic pricing in edge-directed routing. - Jumpei Urakawa; Cristina Basescu; Kohei Sugiyama; Christos Pappas; Akira Yamada 001; Ayumu Kubota; Adrian Perrig (APCC, 2016)

A Comprehensive Security Analysis Checksheet for OpenFlow Networks. - Yoshiaki Hori; Seiichiro Mizoguchi; Ryosuke Miyazaki; Akira Yamada 001; Yaokai Feng; Ayumu Kubota; Kouichi Sakurai (BWCCA, 2016)

SIBRA: Scalable Internet Bandwidth Reservation Architecture. - Cristina Basescu; Raphael M. Reischuk; Pawel Szalachowski; Adrian Perrig; Yao Zhang; Hsu-Chun Hsiao; Ayumu Kubota; Jumpei Urakawa (NDSS, 2016)

In-Vehicle Network Security Using Secure Element. - Keisuke Takemori; Seiichiro Mizoguchi; Hideaki Kawabata; Ayumu Kubota (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2016)

Self-Confidence Trumps Knowledge: A Cross-Cultural Study of Security Behavior. - Yukiko Sawaya; Mahmood Sharif; Nicolas Christin; Ayumu Kubota; Akihiro Nakarai; Akira Yamada 001 (CHI, 2017)

ROP Defense in the Cloud through LIve Text Page-level Re-ordering - The LITPR System. - Angelo Sapello; C. Jason Chiang; Jesse Elwell; Abhrajit Ghosh; Ayumu Kubota; Takashi Matsunaka (CLOSER, 2017)

Anonymous and analysable web browsing. - Tran Phuong Thao; Adetokunbo Makanju; Ayumu Kubota (IPCCC, 2017)

Robust ORAM: Enhancing Availability, Confidentiality and Integrity. - Tran Phuong Thao; Atsuko Miyaji; Mohammad Shahriar Rahman; Shinsaku Kiyomoto; Ayumu Kubota (PRDC, 2017)

Classification of Landing and Distribution Domains Using Whois' Text Mining. - Tran Phuong Thao; Akira Yamada 001; Kosuke Murakami; Jumpei Urakawa; Yukiko Sawaya; Ayumu Kubota (TrustCom/BigDataSE/ICESS, 2017)

Predicting Impending Exposure to Malicious Content from User Behavior. - Mahmood Sharif; Jumpei Urakawa; Nicolas Christin; Ayumu Kubota; Akira Yamada 001 (CCS, 2018)

Runtime Attestation for IAAS Clouds. - Jesse Elwell; Angelo Sapello; Alexander Poylisher; Giovanni Di Crescenzo; Abhrajit Ghosh; Ayumu Kubota; Takashi Matsunaka (CLOSER, 2018)

Hunting Brand Domain Forgery: A Scalable Classification for Homograph Attack. - Tran Phuong Thao; Yukiko Sawaya; Hoang-Quoc Nguyen-Son; Akira Yamada 001; Kazumasa Omote; Ayumu Kubota (SEC, 2019)

Detecting Malicious Websites by Query Templates. - Satomi Kaneko; Akira Yamada 001; Yukiko Sawaya; Tran Phuong Thao; Ayumu Kubota; Kazumasa Omote (SECITC, 2019)

Peek-a-boo, I Can See You, Forger: Influences of Human Demographics, Brand Familiarity and Security Backgrounds on Homograph Recognition. - Tran Phuong Thao; Yukiko Sawaya; Hoang-Quoc Nguyen-Son; Akira Yamada 001; Ayumu Kubota (CoRR, 2019)

Human Factors in Homograph Attack Recognition. - Tran Phuong Thao; Yukiko Sawaya; Hoang-Quoc Nguyen-Son; Akira Yamada 001; Ayumu Kubota; Tran Van Sang; Rie Shigetomi Yamaguchi (ACNS (2), 2020)

SeBeST: Security Behavior Stage Model and Its Application to OS Update. - Ayane Sano; Yukiko Sawaya; Akira Yamada 001; Ayumu Kubota (AINA (2), 2021)

Phishing Site Detection Using Similarity of Website Structure. - Shoma Tanaka; Takashi Matsunaka; Akira Yamada 001; Ayumu Kubota (DSC, 2021)

Designing Personalized OS Update Message based on Security Behavior Stage Model. - Ayane Sano; Yukiko Sawaya; Akira Yamada 001; Ayumu Kubota; Takamasa Isohara (PST, 2021)

Optimizing Share Size in Efficient and Robust Secret Sharing Scheme for Big Data. - Tran Phuong Thao; Mohammad Shahriar Rahman; Md. Zakirul Alam Bhuiyan; Ayumu Kubota; Shinsaku Kiyomoto; Kazumasa Omote (IEEE Trans. Big Data, 2021)

Resource Authorization Methods for Edge Computing. - Ryu Watanabe; Ayumu Kubota; Jun Kurihara (AINA (1), 2022)

Identification of an IoT Device Model in the Home Domain Using IPFIX Records. - Norihiro Okui; Masataka Nakahara; Yutaka Miyake; Ayumu Kubota (COMPSAC, 2022)

Anomaly Traffic Detection with Federated Learning toward Network-based Malware Detection in IoT. - Takayuki Nishio; Masataka Nakahara; Norihiro Okui; Ayumu Kubota; Yasuaki Kobayashi; Keizo Sugiyama; Ryoichi Shinkuma (GLOBECOM, 2022)

On recruiting and retaining users for security-sensitive longitudinal measurement panels. - Akira Yamada 001; Kyle Crichton; Yukiko Sawaya; Jin-Dong Dong; Sarah Pearman; Ayumu Kubota; Nicolas Christin (SOUPS @ USENIX Security Symposium, 2022)

Application of Generalized Deduplication Techniques in Edge Computing Environments. - Ryu Watanabe; Ayumu Kubota; Jun Kurihara (AINA (3), 2023)

A Graph Construction Method for Anomalous Traffic Detection with Graph Neural Networks Using Sets of Flow Data. - Norihiro Okui; Yusuke Akimoto; Ayumu Kubota; Takuya Yoshida (COMPSAC, 2023)

A Client-Side Evil-Twin Attack Detection System with Threshold Considering Traffic Load. - Tomoyuki Ueda; Amgad Saif; Sumiko Miyata; Masataka Nakahara; Ayumu Kubota (ICCE-Berlin, 2023)

Machine Learning Based Prediction of Vulnerability Information Subject to a Security Alert. - Ryu Watanabe; Takashi Matsunaka; Ayumu Kubota; Jumpei Urakawa (ICISSP, 2023)

Quantifying and Managing Impacts of Concept Drifts on IoT Traffic Inference in Residential ISP Networks. - Arman Pashamokhtari; Norihiro Okui; Masataka Nakahara; Ayumu Kubota; Gustavo Batista; Hassan Habibi Gharakheili (CoRR, 2023)

Malware detection for IoT devices using hybrid system of whitelist and machine learning based on lightweight flow data. - Masataka Nakahara; Norihiro Okui; Yasuaki Kobayashi; Yutaka Miyake; Ayumu Kubota (Enterp. Inf. Syst., 2023)

Dynamic Inference From IoT Traffic Flows Under Concept Drifts in Residential ISP Networks. - Arman Pashamokhtari; Norihiro Okui; Masataka Nakahara; Ayumu Kubota; Gustavo Batista; Hassan Habibi Gharakheili (IEEE Internet Things J., 2023)

Extension of Resource Authorization Method with SSI in Edge Computing. - Ryu Watanabe; Ayumu Kubota; Jun Kurihara; Kouichi Sakurai (AINA (6), 2024)

Poster: Understanding and Managing Changes in IoT Device Behaviors for Reliable Network Traffic Inference. - Shayan Azizi; Norihiro Okui; Masataka Nakahara; Ayumu Kubota; Gustavo Batista; Hassan Habibi Gharakheili (SIGCOMM (Posters and Demos), 2024)

Unsupervised Contextual Anomalous Communication Detection Using VQ Tokenization with Flow Data. - Norihiro Okui; Shotaro Fukushima; Ayumu Kubota; Takuya Yoshida (WISA, 2024)

WIP: Cyber Security Measurement Taking Physical Circumstances. - Masataka Nakahara; Keizo Sugiyama; Norihiro Okui; Yasuaki Kobayashi; Ayumu Kubota; Shinsaku Kiyomoto (CCNC, 2025)

A Study of Anomalous Communication Detection for IoT Devices Using Flow Logs in a Cloud Environment. - Yutaro Iizawa; Norihiro Okui; Yusuke Akimoto; Shotaro Fukushima; Ayumu Kubota; Takuya Yoshida (IoTBDS, 2025)

Survey and Experimentation to Compare IoT Device Model Identification Methods. - Norihiro Okui; Masataka Nakahara; Ayumu Kubota (WoWMoM, 2025)

Data Acquisition Framework for Micromobility Vehicles Toward Driving Risk Prediction Against Cyberphysical Security Attack. - Shunsuke Sato; Ryoichi Shinkuma; Kensei Hirai; Masataka Nakahara; Norihiro Okui; Ayumu Kubota; Yasuaki Kobayashi; Keizo Sugiyama; Takayuki Nishio (IEEE Secur. Priv., 2025)

Self-Adaptive Traffic Anomaly Detection System for IoT Smart Home Environments. - Naoto Watanabe; Taku Yamazaki; Takumi Miyoshi; Ryo Yamamoto; Masataka Nakahara; Norihiro Okui; Ayumu Kubota (IEICE Trans. Commun., 2025)