Norihiro Okui

21 papers B 4C 4Misc 1Journal 8Unranked 4
YearRankTypeTitle / Venue / Authors
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
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 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 J jnl
Combining Stochastic and Deterministic Modeling of IPFIX Records to Infer Connected IoT Devices in Residential ISP Networks.
IEEE Internet Things J.
Arman Pashamokhtari, Norihiro Okui, Yutaka Miyake, Masataka Nakahara, Hassan Habibi Gharakheili
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 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
2021 B conf
Inferring Connected IoT Devices from IPFIX Records in Residential ISP Networks.
LCN
Arman Pashamokhtari, Norihiro Okui, Yutaka Miyake, Masataka Nakahara, Hassan Habibi Gharakheili
2021 C conf
Malware Detection for IoT Devices using Automatically Generated White List and Isolation Forest.
IoTBDS
Masataka Nakahara, Norihiro Okui, Yasuaki Kobayashi, Yutaka Miyake
2020 — conf
A Liveness Detection Method for Palmprint Authentication.
IHSI
Ayaka Sugimoto, Yuya Shiomi, Akira Baba, Norihiro Okui, Tetsushi Ohki, Yutaka Miyake, Masakatsu Nishigaki
2020 C conf
Machine Learning based Malware Traffic Detection on IoT Devices using Summarized Packet Data.
IoTBDS
Masataka Nakahara, Norihiro Okui, Yasuaki Kobayashi, Yutaka Miyake