Design of UNIX System for the Prevention of Damage Propagation by Intrusion and Its Implementation Based on 4.4BSD. - Kenji Masui; Masahiko Tomoishi; Naoki Yonezaki (ISC, 2001)

Web server performance enhancement by suppressing network traffic for high performance client. - Yong Jin 001; Masahiko Tomoishi (APNOMS, 2015)

Design of a Concealed File System Adapted for Mobile Devices Based on GPS Information. - Yong Jin 001; Masahiko Tomoishi; Satoshi Matsuura (COMPSAC, 2016)

Design and Implementation of a Client Based DNSSEC Validation and Alert System. - Kunitaka Kakoi; Yong Jin 001; Nariyoshi Yamai; Naoya Kitagawa; Masahiko Tomoishi (COMPSAC Workshops, 2016)

Enhancement of VPN Authentication Using GPS Information with Geo-Privacy Protection. - Yong Jin 001; Masahiko Tomoishi; Satoshi Matsuura (ICCCN, 2016)

An advanced client based DNSSEC validation and preliminary evaluations toward realization. - Yong Jin 001; Masahiko Tomoishi; Nariyoshi Yamai (ICTC, 2016)

An In-depth Concealed File System with GPS Authentication Adaptable for Multiple Locations. - Yong Jin 001; Masahiko Tomoishi; Satoshi Matsuura (COMPSAC (1), 2017)

A Secure and Lightweight IoT Device Remote Monitoring and Control Mechanism Using DNS. - Yong Jin 001; Masahiko Tomoishi; Nariyoshi Yamai (COMPSAC (2), 2017)

Cache Function Activation on a Client Based DNSSEC Validation and Alert System by Multithreading. - Kunitaka Kakoi; Yong Jin 001; Nariyoshi Yamai; Naoya Kitagawa; Masahiko Tomoishi (COMPSAC (2), 2017)

Web server access trend analysis based on the Poisson distribution. - Shigeki Hagihara; Yoshiharu Fushihara; Masaya Shimakawa; Masahiko Tomoishi; Naoki Yonezaki (ICSCA, 2017)

Efficient detection of suspicious DNS traffic by resolver separation per application program. - Yong Jin 001; Kunitaka Kakoi; Masahiko Tomoishi; Nariyoshi Yamai (ICTC, 2017)

A Client Based DNSSEC Validation System with Adaptive Alert Mechanism Considering Minimal Client Timeout. - Yong Jin 001; Kunitaka Kakoi; Nariyoshi Yamai; Naoya Kitagawa; Masahiko Tomoishi (IEICE Trans. Inf. Syst., 2017)

A Client Based Anomaly Traffic Detection and Blocking Mechanism by Monitoring DNS Name Resolution with User Alerting Feature. - Yong Jin 001; Kunitaka Kakoi; Nariyoshi Yamai; Naoya Kitagawa; Masahiko Tomoishi (CW, 2018)

A Secure Container-based Backup Mechanism to Survive Destructive Ransomware Attacks. - Yong Jin 001; Masahiko Tomoishi; Satoshi Matsuura; Yoshiaki Kitaguchi (ICNC, 2018)

A Client Based DNSSEC Validation Mechanism with Recursive DNS Server Separation. - Yong Jin 001; Masahiko Tomoishi; Nariyoshi Yamai (ICTC, 2018)

A Secure In-Depth File System Concealed by GPS-Based Mounting Authentication for Mobile Devices. - Yong Jin 001; Masahiko Tomoishi; Satoshi Matsuura; Yoshiaki Kitaguchi (IEICE Trans. Inf. Syst., 2018)

Detection of Hijacked Authoritative DNS Servers by Name Resolution Traffic Classification. - Yong Jin 001; Masahiko Tomoishi; Satoshi Matsuura (IEEE BigData, 2019)

A Lightweight and Secure IoT Remote Monitoring Mechanism Using DNS with Privacy Preservation. - Yong Jin 001; Masahiko Tomoishi; Kenji Fujikawa; Ved P. Kafle (CCNC, 2019)

Encrypted QR Code Based Optical Challenge-Response Authentication by Mobile Devices for Mounting Concealed File System. - Yong Jin 001; Masahiko Tomoishi (COMPSAC (2), 2019)

A Secure End-to-End Key Exchange Mechanism by Cooperation of Multiple Devices Using QR Codes. - Yong Jin 001; Masahiko Tomoishi (ITNAC, 2019)

A Detection Method Against DNS Cache Poisoning Attacks Using Machine Learning Techniques: Work in Progress. - Yong Jin 001; Masahiko Tomoishi; Satoshi Matsuura (NCA, 2019)

Anomaly Detection by Monitoring Unintended DNS Traffic on Wireless Network. - Yong Jin 001; Masahiko Tomoishi; Nariyoshi Yamai (PACRIM, 2019)

A Study of Classification of Texts into Categories of Cybersecurity Incident and Attack with Topic Models. - Masahiro Ishii 002; Satoshi Matsuura; Kento Mori; Masahiko Tomoishi; Yong Jin 001; Yoshiaki Kitaguchi (ICISSP, 2020)

A Detour Strategy for Visiting Phishing URLs Based on Dynamic DNS Response Policy Zone. - Yong Jin 001; Masahiko Tomoishi; Nariyoshi Yamai (ISNCC, 2020)

Secure Remote Monitoring and Cipher Data Sharing for IoT Healthcare System with Privacy Preservation. - Yong Jin 001; Masahiko Tomoishi; Nariyoshi Yamai (ICCBDC, 2021)

Anomaly Detection on User Terminals Based on Outbound Traffic Filtering by DNS Query Monitoring and Application Program Identification. - Yong Jin 001; Masahiko Tomoishi; Nariyoshi Yamai (ICHMI, 2021)

Acceleration of a Client Based DNSSEC Validation System in Parallel with Two Full-Service Resolvers. - Yong Jin 001; Kazuya Iguchi; Nariyoshi Yamai; Masahiko Tomoishi (ICACT, 2022)

A Named-Entity-based TTP-free Authentication and Authorization Architecture for IoT Systems. - Yong Jin 001; Masahiko Tomoishi (COMPSAC, 2023)

Trigger-based Blocking Mechanism for Access to Email-derived Phishing URLs with User Alert. - Yong Jin 001; Masahiko Tomoishi; Nariyoshi Yamai (ICEIC, 2023)

A Lightweight Abnormality Detection Mechanism by Stray Packets Analysis. - Yong Jin 001; Satoshi Matsuura; Takao Kondo; Tatsumi Hosokawa; Masahiko Tomoishi (SIGUCCS, 2023)

How to Survive Private Data Leak Incidents in Campus IT Systems? - Yong Jin 001; Satoshi Matsuura; Masahiko Tomoishi (SIGUCCS, 2024)