Ayumu Kubota

63 papers A* 3B 5C 10Misc 5Journal 13Unranked 27
YearRankTypeTitle / Venue / Authors
2026 — conf
Digital Twin-Based Security Function in the Space Domain.
CCNC
Masataka Nakahara, Keizo Sugiyama, Yasuaki Kobayashi, Ayumu Kubota
2026 — conf
Exploring Factors of Organizational Culture that Promote Adherence to Security Rules.
ICISSP (1)
Yukiko Sawaya, Takamasa Isohara, Ayumu Kubota, Ayako Komatsu
2026 Misc conf
Machine Learning Method for C&C Server Detection Based on Bot Behavior in an ISP Network.
ICNC
Masataka Nakahara, Kosuke Murakami, Ayumu Kubota
2025 C conf
A Study of Anomalous Communication Detection for IoT Devices Using Flow Logs in a Cloud Environment.
IoTBDS
Yutaro Iizawa, Norihiro Okui, Yusuke Akimoto, Shotaro Fukushima, Ayumu Kubota, Takuya Yoshida
2025 J jnl
Data Acquisition Framework for Micromobility Vehicles Toward Driving Risk Prediction Against Cyberphysical Security Attack.
IEEE Secur. Priv.
Shunsuke Sato, Ryoichi Shinkuma, Kensei Hirai, Masataka Nakahara, Norihiro Okui, Ayumu Kubota, Yasuaki Kobayashi, Keizo Sugiyama, Takayuki Nishio
2025 J jnl
From Flows to Functions: Macroscopic Behavioral Fingerprinting of IoT Devices via Network Services.
CoRR
Shayan Azizi, Norihiro Okui, Masataka Nakahara, Ayumu Kubota, Hassan Habibi Gharakheili
2025 J jnl
Self-Adaptive Traffic Anomaly Detection System for IoT Smart Home Environments.
IEICE Trans. Commun.
Naoto Watanabe, Taku Yamazaki, Takumi Miyoshi, Ryo Yamamoto, Masataka Nakahara, Norihiro Okui, Ayumu Kubota
2025 C conf
Survey and Experimentation to Compare IoT Device Model Identification Methods.
WoWMoM
Norihiro Okui, Masataka Nakahara, Ayumu Kubota
2025 — conf
Towards Label Shift Adaptation for Robust IoT Device Identification.
CPSIOTSEC@CCS
Shayan Azizi, Felipe Vaiano Calderan, Norihiro Okui, Masataka Nakahara, Ayumu Kubota, Marcos Gonçalves Quiles, Gustavo Enrique Batista, Hassan Habibi Gharakheili
2025 — conf
WIP: Cyber Security Measurement Taking Physical Circumstances.
CCNC
Masataka Nakahara, Keizo Sugiyama, Norihiro Okui, Yasuaki Kobayashi, Ayumu Kubota, Shinsaku Kiyomoto
2024 — conf
Extension of Resource Authorization Method with SSI in Edge Computing.
AINA (6)
Ryu Watanabe, Ayumu Kubota, Jun Kurihara, Kouichi Sakurai
2024 — conf
Poster: Understanding and Managing Changes in IoT Device Behaviors for Reliable Network Traffic Inference.
SIGCOMM (Posters and Demos)
Shayan Azizi, Norihiro Okui, Masataka Nakahara, Ayumu Kubota, Gustavo Batista, Hassan Habibi Gharakheili
2024 J jnl
Self-adaptive Traffic Anomaly Detection System for IoT Smart Home Environments.
CoRR
Naoto Watanabe, Taku Yamazaki, Takumi Miyoshi, Ryo Yamamoto, Masataka Nakahara, Norihiro Okui, Ayumu Kubota
2024 Misc conf
Unsupervised Contextual Anomalous Communication Detection Using VQ Tokenization with Flow Data.
WISA
Norihiro Okui, Shotaro Fukushima, Ayumu Kubota, Takuya Yoshida
2023 — conf
A Client-Side Evil-Twin Attack Detection System with Threshold Considering Traffic Load.
ICCE-Berlin
Tomoyuki Ueda, Amgad Saif, Sumiko Miyata, Masataka Nakahara, Ayumu Kubota
2023 B conf
A Graph Construction Method for Anomalous Traffic Detection with Graph Neural Networks Using Sets of Flow Data.
COMPSAC
Norihiro Okui, Yusuke Akimoto, Ayumu Kubota, Takuya Yoshida
2023 — conf
Application of Generalized Deduplication Techniques in Edge Computing Environments.
AINA (3)
Ryu Watanabe, Ayumu Kubota, Jun Kurihara
2023 J jnl
Dynamic Inference From IoT Traffic Flows Under Concept Drifts in Residential ISP Networks.
IEEE Internet Things J.
Arman Pashamokhtari, Norihiro Okui, Masataka Nakahara, Ayumu Kubota, Gustavo Batista, Hassan Habibi Gharakheili
2023 C conf
Machine Learning Based Prediction of Vulnerability Information Subject to a Security Alert.
ICISSP
Ryu Watanabe, Takashi Matsunaka, Ayumu Kubota, Jumpei Urakawa
2023 J jnl
Malware detection for IoT devices using hybrid system of whitelist and machine learning based on lightweight flow data.
Enterp. Inf. Syst.
Masataka Nakahara, Norihiro Okui, Yasuaki Kobayashi, Yutaka Miyake, Ayumu Kubota
2023 J jnl
Quantifying and Managing Impacts of Concept Drifts on IoT Traffic Inference in Residential ISP Networks.
CoRR
Arman Pashamokhtari, Norihiro Okui, Masataka Nakahara, Ayumu Kubota, Gustavo Batista, Hassan Habibi Gharakheili
2022 B conf
Anomaly Traffic Detection with Federated Learning toward Network-based Malware Detection in IoT.
GLOBECOM
Takayuki Nishio, Masataka Nakahara, Norihiro Okui, Ayumu Kubota, Yasuaki Kobayashi, Keizo Sugiyama, Ryoichi Shinkuma
2022 B conf
Identification of an IoT Device Model in the Home Domain Using IPFIX Records.
COMPSAC
Norihiro Okui, Masataka Nakahara, Yutaka Miyake, Ayumu Kubota
2022 — conf
On recruiting and retaining users for security-sensitive longitudinal measurement panels.
SOUPS @ USENIX Security Symposium
Akira Yamada, Kyle Crichton, Yukiko Sawaya, Jin-Dong Dong, Sarah Pearman, Ayumu Kubota, Nicolas Christin
2022 — conf
Resource Authorization Methods for Edge Computing.
AINA (1)
Ryu Watanabe, Ayumu Kubota, Jun Kurihara
2021 C conf
Designing Personalized OS Update Message based on Security Behavior Stage Model.
PST
Ayane Sano, Yukiko Sawaya, Akira Yamada, Ayumu Kubota, Takamasa Isohara
2021 J jnl
Optimizing Share Size in Efficient and Robust Secret Sharing Scheme for Big Data.
IEEE Trans. Big Data
Tran Phuong Thao, Mohammad Shahriar Rahman, Md. Zakirul Alam Bhuiyan, Ayumu Kubota, Shinsaku Kiyomoto, Kazumasa Omote
2021 — conf
Phishing Site Detection Using Similarity of Website Structure.
DSC
Shoma Tanaka, Takashi Matsunaka, Akira Yamada, Ayumu Kubota
2021 — conf
SeBeST: Security Behavior Stage Model and Its Application to OS Update.
AINA (2)
Ayane Sano, Yukiko Sawaya, Akira Yamada, Ayumu Kubota
2020 — conf
Human Factors in Homograph Attack Recognition.
ACNS (2)
Tran Phuong Thao, Yukiko Sawaya, Hoang-Quoc Nguyen-Son, Akira Yamada, Ayumu Kubota, Tran Van Sang, Rie Shigetomi Yamaguchi
2019 — conf
Detecting Malicious Websites by Query Templates.
SECITC
Satomi Kaneko, Akira Yamada, Yukiko Sawaya, Tran Phuong Thao, Ayumu Kubota, Kazumasa Omote
2019 Misc conf
Hunting Brand Domain Forgery: A Scalable Classification for Homograph Attack.
SEC
Tran Phuong Thao, Yukiko Sawaya, Hoang-Quoc Nguyen-Son, Akira Yamada, Kazumasa Omote, Ayumu Kubota
2019 J jnl
Peek-a-boo, I Can See You, Forger: Influences of Human Demographics, Brand Familiarity and Security Backgrounds on Homograph Recognition.
CoRR
Tran Phuong Thao, Yukiko Sawaya, Hoang-Quoc Nguyen-Son, Akira Yamada, Ayumu Kubota
2018 A* conf
Predicting Impending Exposure to Malicious Content from User Behavior.
CCS
Mahmood Sharif, Jumpei Urakawa, Nicolas Christin, Ayumu Kubota, Akira Yamada
2018 C conf
Runtime Attestation for IAAS Clouds.
CLOSER
Jesse Elwell, Angelo Sapello, Alexander Poylisher, Giovanni Di Crescenzo, Abhrajit Ghosh, Ayumu Kubota, Takashi Matsunaka
2017 C conf
Anonymous and analysable web browsing.
IPCCC
Tran Phuong Thao, Adetokunbo Makanju, Ayumu Kubota
2017 — conf
Classification of Landing and Distribution Domains Using Whois' Text Mining.
TrustCom/BigDataSE/ICESS
Tran Phuong Thao, Akira Yamada, Kosuke Murakami, Jumpei Urakawa, Yukiko Sawaya, Ayumu Kubota
2017 C conf
ROP Defense in the Cloud through LIve Text Page-level Re-ordering - The LITPR System.
CLOSER
Angelo Sapello, C. Jason Chiang, Jesse Elwell, Abhrajit Ghosh, Ayumu Kubota, Takashi Matsunaka
2017 C conf
Robust ORAM: Enhancing Availability, Confidentiality and Integrity.
PRDC
Tran Phuong Thao, Atsuko Miyaji, Mohammad Shahriar Rahman, Shinsaku Kiyomoto, Ayumu Kubota
2017 A* conf
Self-Confidence Trumps Knowledge: A Cross-Cultural Study of Security Behavior.
CHI
Yukiko Sawaya, Mahmood Sharif, Nicolas Christin, Ayumu Kubota, Akihiro Nakarai, Akira Yamada
2016 — conf
A Comprehensive Security Analysis Checksheet for OpenFlow Networks.
BWCCA
Yoshiaki Hori, Seiichiro Mizoguchi, Ryosuke Miyazaki, Akira Yamada, Yaokai Feng, Ayumu Kubota, Kouichi Sakurai
2016 J jnl
In-Vehicle Network Security Using Secure Element.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Keisuke Takemori, Seiichiro Mizoguchi, Hideaki Kawabata, Ayumu Kubota
2016 C conf
On the implementation of path-based dynamic pricing in edge-directed routing.
APCC
Jumpei Urakawa, Cristina Basescu, Kohei Sugiyama, Christos Pappas, Akira Yamada, Ayumu Kubota, Adrian Perrig
2016 A* conf
SIBRA: Scalable Internet Bandwidth Reservation Architecture.
NDSS
Cristina Basescu, Raphael M. Reischuk, Pawel Szalachowski, Adrian Perrig, Yao Zhang, Hsu-Chun Hsiao, Ayumu Kubota, Jumpei Urakawa
2015 — conf
A study on identifying battery-draining Android applications in screen-off state.
GCCE
Shun Kurihara, Shoki Fukuda, Saneyasu Yamaguchi, Ayano Koyanagi, Masato Oguchi, Ayumu Kubota, Akihiro Nakarai
2015 J jnl
SIBRA: Scalable Internet Bandwidth Reservation Architecture.
CoRR
Cristina Basescu, Raphael M. Reischuk, Pawel Szalachowski, Adrian Perrig, Yao Zhang, Hsu-Chun Hsiao, Ayumu Kubota, Jumpei Urakawa
2014 — conf
An Approach to Detect Drive-By Download by Observing the Web Page Transition Behaviors.
AsiaJCIS
Takashi Matsunaka, Ayumu Kubota, Takahiro Kasama
2014 — conf
Ephemeral UUID for Protecting User Privacy in Mobile Advertisements.
DEXA (2)
Keisuke Takemori, Toshiki Matsui, Hideaki Kawabata, Ayumu Kubota
2014 — conf
On the Feasibility of Deploying Software Attestation in Cloud Environments.
IEEE CLOUD
Abhrajit Ghosh, Angelo Sapello, Alexander Poylisher, C. Jason Chiang, Ayumu Kubota, Takashi Matsunaka
2013 — conf
Detecting and Preventing Drive-By Download Attack via Participative Monitoring of the Web.
AsiaJCIS
Takashi Matsunaka, Junpei Urakawa, Ayumu Kubota
2013 B conf
Passive OS Fingerprinting by DNS Traffic Analysis.
AINA
Takashi Matsunaka, Akira Yamada, Ayumu Kubota
2013 — conf
SanAdBox: Sandboxing third party advertising libraries in a mobile application.
ICC
Hideaki Kawabata, Takamasa Isohara, Keisuke Takemori, Ayumu Kubota, Junya Kani, Harunobu Agematsu, Masakatsu Nishigaki
2012 Misc conf
On the use of Enhanced Bogon Lists (EBLs) to detect malicious traffic.
ICNC
Ravichander Vaidyanathan, Abhrajit Ghosh, Yukiko Sawaya, Ayumu Kubota
2012 — conf
Understanding the time-series behavioral characteristics of evolutionally advanced email spammers.
AISec
Yukiko Sawaya, Ayumu Kubota, Akira Yamada
2011 — conf
Detection of Attackers in Services Using Anomalous Host Behavior Based on Traffic Flow Statistics.
SAINT
Yukiko Sawaya, Ayumu Kubota, Yutaka Miyake
2011 C conf
Kernel-based Behavior Analysis for Android Malware Detection.
CIS
Takamasa Isohara, Keisuke Takemori, Ayumu Kubota
2009 — conf
Public Key-Based Rendezvous Infrastructure for Secure and Flexible Private Networking.
ICC
Ayumu Kubota, Yutaka Miyake
2009 J jnl
Service Independent Access Control Architecture for User Generated Content (UGC) and Its Implementation.
IEICE Trans. Inf. Syst.
Akira Yamada, Ayumu Kubota, Yutaka Miyake, Kazuo Hashimoto
2008 — conf
Service Independent Access Control Architecture for User Generated Content (UGC).
Security and Management
Akira Yamada, Ayumu Kubota, Yutaka Miyake
2006 B conf
L2VPN over Chord: Hosting Millions of Small Zeroconf Networks over DHT Nodes.
GLOBECOM
Ayumu Kubota, Akira Yamada, Yutaka Miyake
2006 Misc conf
OCALA: An Architecture for Supporting Legacy Applications over Overlays.
NSDI
Dilip Antony Joseph, Jayanthkumar Kannan, Ayumu Kubota, Karthik Lakshminarayanan, Ion Stoica, Klaus Wehrle
2006 J jnl
Secure Host Name Resolution Infrastructure for Overlay Networks.
IEICE Trans. Commun.
Ayumu Kubota, Yutaka Miyake, Toshiaki Tanaka
2003 — conf
Open 6to4 Relay Router Operation.
SAINT Workshops
Yuichiro Hei, Ayumu Kubota, Takao Hotta, Katsuyuki Yamazaki