Detailed Information

Research Field/Keywords for Research Field

• Computer system/Network

Education

• 1989/03, Graduated

Employment Experience

• 1989/04 - 1993/07 Technical Staff
• 1993/08 - 2000/03 Research Associate, Faculty of Science and Engineering, Saga University
• 2000/04 - 2006/01 Research Associate, Saga University
• 2006/02 - 2007/03 Research Associate, Computer and Network Center, Saga University
• 2007/04 -  *  Assistant Professor, Computer and Network Center, Saga University

Field of Specialization

• Web informatics, Service informatics, Information network, Information security

Membership in Academic Societies

• Information Processing Society of Japan, Journal for Academic Computing and Networking, The Remote Sensing Society of Japan, Journal of the Japan Society of Photogurammetry and Remote Sensing

Themes for Ongoing Research

• Integrated Authentication System

Research Topics and Results

• Operation and usage of Office365 multi-factor authentication at Saga Univ. 2019/09
• 佐賀大学総合情報基盤センターでの導入事例 2006/11
• Outline of New System of Computer and Network Center
  - Cooperation with Administration Sections in University - 2006/09
• Development of an online submission system by PHP 2005/09
• Implementation and Operation of Large Scale Network for Users' Mobile Computers by Opengate(System Development and Management Technologies, <Special Issue>Management Technologies for Distributed Systems and Internet towards Open Source Era) 2005/04
• Development of a System Displaying User Information Stored in Distributed Information Systems 2004/09
• 大規模分散ネットワーク環境における教育用計算機システム：Diskless Dual Boot編 2004/03
• Stale Service of Educational Windows Terminals with Diskless Boot Mechanism(<Special Issue> Management Technologies for Ubiquitousnetwork) (System Development and Management Technologies) 2004/01
• Unification of Information Systems at University-Integration 2003/11
• Stable service of Educational Windows Terminals with Diskless Boot Mechanism 2003/04
• Integrated Authentication System as a Base of Campus Information Infrastructure 2003/01
• Toward New Information Infrastructure for Education - Campus Wide Open Network Based on an Authenticatin System - 2002/09
• UNIX 環境とWindows 環境を提供可能な教育用ディスクレス端末システム 2002
• An Authentication System for Public and Mobile Terminals and Its Opertion with Diskless Boot Mechanism 2001/10
• Web Based Integrated Environment for User Administration 2000/10
• Internet GIS system for disaster management 1999/11
• 情報教育用システムにおける管理作業とその振り分け 1999/10
• A Fuzzy Retrieval of Earth Observation Satellite Image Database Using Geophysical Parameters and Apatial Features 1999/09
• A Search Algorithm for Earth Observation Satellite Imagery Database whith Allows Fuzzy Expression of Queries 1999/09
• 遺伝的アルゴリズムによる画像復元 1999/05
• JAVAインターフェースによる地球観測データベースシステム管理 1999/05
• Routing Protocol in Virtual Private Earth Observation Data Distribution Network Based on Maximizing Throughput 1999/02
• Remote Shutdown Method for Windows-NT with TCP/IP Protocol 1998/11
• User and Terminal Maintenance Schemes for Educational Computer Systems incluing both UNIX and Windows terminals. 1998/10
• Direct retrieval method for browse and granule of the earth observation satellite data 1998/05
• Network routeing protocol based on the rules of maximum throughput and minimum delay by means of Dynamic Programming:DP 1998/05
• Managealbe Educational Computer Systems Based on Personal Computers -Outline of the New System in Saga University- 1997/11
• Fuzzy retrieval of the eart observation database with knowledge base 1997/05
• URL retrieval of the earth observation database with full text search 1997/05
• Earth Observation satellite Browse Image Database Retrieval with Indexing 1997/05
• A method for direct search of browse image database with index 1997/05
• Earth Observation Data Retrieval Using Knowledge on the Users 1995/05
• Browsing System for ADEOS/AVNIR and OCTS data 1993/08

Original Articles

• Implementation and Operation of Large Scale Network for Users' Mobile Computers by Opengate(System Development and Management Technologies, <Special Issue>Management Technologies for Distributed Systems and Internet towards Open Source Era);　2005/04
  ANNOUNCEMENT INFO.;　, 46, 4
  AUTHOR;　S. Tadaki, H. Eto, K. Watanabe and Y. Watanabe
  
• Application of the "Opengate" system to public terminals;　2004/09
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking, 8
  AUTHOR;　S. Yasuda, H. Haneishi, H. Eto, S. Tadaki, K. Watanabe and Y. Watanabe
  
• Stale Service of Educational Windows Terminals with Diskless Boot Mechanism(<Special Issue> Management Technologies for Ubiquitousnetwork) (System Development and Management Technologies);　2004/01
  ANNOUNCEMENT INFO.;　IPSJ JOURNAL, 45, 1
  AUTHOR;　H. Eto, Y. Tanaka, Y. Matsubara, K. Wtanabe, Y. Watanabe and S. Tadaki
  
• A system indicating the terminal use status in educational terminal rooms;　2003/09
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking, 7, 23-31
  AUTHOR;　Y. Matsubara, H. Eto, S. Tadaki and Y. Watanabe
  
• Strategies for Migrating to IPv6 in Saga University;　2003/06
  ANNOUNCEMENT INFO.;　IPSJ Symposium Series, 2003, 9, 713-716
  AUTHOR;　Ferry A. S., H. Eto, M. Otani, K. Watanabe and S. Tadaki
  
• Integrated Authentication System as a Base of Campus Information Infrastructure;　2003/01
  ANNOUNCEMENT INFO.;　IPSJ Symposium Series, 2003, 6, 43-48
  AUTHOR;　H. Etoh, K. Watanabe, S. Tadaki and Y. Watanabe
  
• Toward New Information Infrastructure for Education - Campus Wide Open Network Based on an Authenticatin System -;　2002/09
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking, 2002, 6, 13
  AUTHOR;　Hirofumi ETO, Shin-ichi TADAKI, Kenji WATANABE, Yoshiaki WATANABE
  
• 利用と管理が容易で適用範囲の広い利用者認証ゲートウェイシステムの開発;　2001/12
  ANNOUNCEMENT INFO.;　, 42, 12, 2802
  AUTHOR;　
  
• An Authentication System for Public and Mobile Terminals and Its Opertion with Diskless Boot Mechanism;　2001/10
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking, 2001, 5, 15
  AUTHOR;　Shin-ichi TADAKI, Hirofumi ETO, Kenji WATANABE, Yoshiaki WATANABE
  
• A Fuzzy Retrieval of Earth Observation Satellite Image Database Using Geophysical Parameters and Apatial Features;　1999/09
  ANNOUNCEMENT INFO.;　JOURNAL OF THE JAPAN SOCIETY OF PHOTOGRAMMETRY AND REMOTE SENSING, 38, 4, 17
  AUTHOR;　Kohei ARAI, Manabu ARAKAWA, Hirofumi ETOH
  
• User and Terminal Maintenance Schemes for Educational Computer Systems incluing both UNIX and Windows terminals.;　1998/10
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking, 1998, 2, 14
  AUTHOR;　H.Etoh,T.Ono,Y.Hirayoshi,S.Tadaki and Y.Watanabe
  
• グローバル・クラスルーム・プロジェクト - インターネットとマルチメディアの教育利用の実践 -;　1995/10
  ANNOUNCEMENT INFO.;　, 12, 3, 179
  AUTHOR;　
  

Material, Commentary, Editorials, Research Report, A Comprehensive Journal Articles

• Authentication and logging at public terminals with the "Opengate" system;　2004/05
  ANNOUNCEMENT INFO.;　PSJ SIG Techanical Reports, 2004-DSM-33
  AUTHOR;　S. Yasuda, H. Haneishi, K. Watanabe, Y. Watanabe, H. Eto and S. Tadaki
  
• 大規模分散ネットワーク環境における教育用計算機システム：Diskless Dual Boot編;　2004/03
  ANNOUNCEMENT INFO.;　, 45
  AUTHOR;　
  
• Unification of Information Systems at University-Integration;　2003/11
  ANNOUNCEMENT INFO.;　IPSJ SIG Techanical Reports, 2003-DSM-31, 1-5
  AUTHOR;　H. Eto, Y. Tanaka, Y. Matubara and S. Tadaki
  
• Stable service of Educational Windows Terminals with Diskless Boot Mechanism;　2003/04
  ANNOUNCEMENT INFO.;　IPSJ SIG Techanical Reports, 2003-DSM-29, 19-24
  AUTHOR;　H. Eto, Y. Tanaka, Y. Matubara, S. Tadaki, K. Watanabe and Y. Watanabe
  
• UNIX 環境とWindows 環境を提供可能な教育用ディスクレス端末システム;　2002
  ANNOUNCEMENT INFO.;　IPSJ SIG Techanical Reports, 2002-DSM-25, 25, 19-23
  AUTHOR;　
  
• "Opengate": A Gateway System Which Can Authenticate And Record users;　2000
  ANNOUNCEMENT INFO.;　, 43
  AUTHOR;　Kenji WATANABE, Shin-ichi TADAKI, Hirofumi ETO, Yoshiaki WATANABE
  
• A Search Algorithm for Earth Observation Satellite Imagery Database whith Allows Fuzzy Expression of Queries;　1999/09
  ANNOUNCEMENT INFO.;　JOURNAL OF THE JAPAN SOCIETY OF PHOTOGRAMMETRY AND REMOTE SENSING, 38, 4, 47
  AUTHOR;　Kohei ARAI, Hirofumi ETOH, Tomoko NISHIYAMA
  
• Routing Protocol in Virtual Private Earth Observation Data Distribution Network Based on Maximizing Throughput;　1999/02
  ANNOUNCEMENT INFO.;　JOURNAL OF THE JAPAN SOCIETY OF PHOTOGRAMMETRY AND REMOTE SENSING, 38, 1, 11
  AUTHOR;　Kohei ARAI, Hirofumi ETOH
  
• Remote Shutdown Method for Windows-NT with TCP/IP Protocol;　1998/11
  ANNOUNCEMENT INFO.;　IPSJ SIG Notes, 98, 104, 61
  AUTHOR;　Hirofumi ETO, Shin-ichi TADAKI, Yoshiaki WATANABE
  
• Managealbe Educational Computer Systems Based on Personal Computers -Outline of the New System in Saga University-;　1997/11
  ANNOUNCEMENT INFO.;　IPSJ SIG Notes, 97, 111, 61
  AUTHOR;　Hirofumi ETO, Takahisa ONO, Shin-ichi TADAKI, Yoshiaki WATANABE
  
• グローバル・クラスルーム・プロジェクト(I);　1994/11
  ANNOUNCEMENT INFO.;　, 9, 3, 55-58
  AUTHOR;　
  
• Browsing System for ADEOS/AVNIR and OCTS data;　1993/08
  ANNOUNCEMENT INFO.;　IEEE Geoscience and Remote Sensing Symposium 1993.
  AUTHOR;　Kohei Arai, Hirofumi Etoh, Shinwichi Sobue
  

General Lectures

• Operation and usage of Office365 multi-factor authentication at Saga Univ.;　2019/09
  ANNOUNCEMENT INFO.;　The 23rd Annual Conference on Academic Computing and Networking, 第23回学術情報処理研究集会発表論文集, PP.C28-C32
  AUTHOR;　Hirofumi ETO,Makoto OTANI,Susumu MATSUMAE
  
• Single Sign-On with Opengate;　2009/03
  ANNOUNCEMENT INFO.;　IPSJ SIG-IOT, 2009-IOT, 4, 259-264
  AUTHOR;　Hirofumi ETO,Makoto OTANI,Kenzi WATANABE,Shin-ichi TADAKI
  
• For flexible management of new e-mail addresses;　2008/09
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking NO.12, 98-102
  AUTHOR;　Hirofumi Eto, Shin0ichi Tadaki
  
• 最新版Solaris10 8/07でのPostgreSQL8.2利用方法 - 参考:佐賀大学でのポスグレ利用事例;　2007/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Development and Operation of a Network Authentication System with Detecting Usage Termination by Watching HTTP Connection;　2007/09
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking, 11
  AUTHOR;　Makoto Otani, Hirofumi Eto, Kenzi Watanabe, Shin-ichi Tadaki, Yoshiaki Watanabe
  
• An Introduction of the SIGDSM of IPSJ and a Report on the ACM SIGUCCS Fall Conferences;　2007/09
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking, 11
  AUTHOR;　Takashi YAMANOUE, Hirofumi ETO, Makoto OHTANO, Hideo MASUDA, Naomi FUJIMURA
  
• Operatability of educational terminals by Diskless Solaris;　2007/09
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking, 11
  AUTHOR;　Hirofumi Eto, Shin-ichi Tadaki
  
• 佐賀大学総合情報基盤センターでの導入事例;　2006/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Hirofumi ETO
  
• Outline of New System of Computer and Network Center
  - Cooperation with Administration Sections in University -;　2006/09
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking, 2006, 10
  AUTHOR;　Hirofumi Eto, Shin-ichi TADAKI
  
• ネットワーク利用者認証システム Opengate の改良と運用について;　2006/09
  ANNOUNCEMENT INFO.;　, 10
  AUTHOR;　
  
• 端末多重利用自動防止システム;　2006/09
  ANNOUNCEMENT INFO.;　, 10
  AUTHOR;　
  
• ネットワークセキュリティ;　2006/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ACM SIGUCCS Fall 2005 Conference 参加報告 - 北米における大学IT インフラ支援の状況 -;　2006/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ACM SIGUCCS Fall 2005 Conference 参加報告;　2006/02
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Facility Tour to Computer and Network Center;　2005/10
  ANNOUNCEMENT INFO.;　JICA ICT Seminar 2005
  AUTHOR;　Hirofumi ETO
  
• Development of an online submission system by PHP;　2005/09
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking, 2005, 9
  AUTHOR;　H. Eto, N. Yoshiga and S. Tadaki
  
• Development of network usage authenticaion system using Java Servelet;　2005/09
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking, 2005, 9
  AUTHOR;　T. Nomura, S. Tobo, Y. Watanabe, K. Watanabe, H. Eto and S. Tadaki
  
• 情報セキュリティ全般;　2005/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ネットワークセキュリティ;　2005/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Development of a System Displaying User Information Stored in Distributed Information Systems;　2004/09
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking, 2004, 8
  AUTHOR;　H. Eto and S. Tadaki
  
• ネットワークセキュリティ;　2004/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 地球観測データ供給機関URL自動収集ロボット;　2002/11
  ANNOUNCEMENT INFO.;　The 33th Conference of The Remote Sensing Society of Japan Autumn 2002, 163-164
  AUTHOR;　
  
• 地球観測衛星データのネットワーク検索;　2001/06
  ANNOUNCEMENT INFO.;　, 167
  AUTHOR;　
  
• Web Based Integrated Environment for User Administration;　2000/10
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking, 2000, 4, 111-116
  AUTHOR;　Hirofumi ETO, Kenji WATANABE, Shin-ichi TADAKI, Yoshiaki WATANABE
  
• A clearing house of the URLs of the Earth observation satellite data providers by means of text search;　2000/05
  ANNOUNCEMENT INFO.;　The 28th Conference of The Remote Sensing Society of Japan Spring 2000, 21-22
  AUTHOR;　Kohei Arai, Hirofumi Etoh
  
• Internet GIS with a four dimensional animation capability;　2000/05
  ANNOUNCEMENT INFO.;　The 28th Conference of The Remote Sensing Society of Japan Spring 2000, 251-252
  AUTHOR;　Kohei Arai, Hirofumi Etoh
  
• Internet GIS system for disaster management;　1999/11
  ANNOUNCEMENT INFO.;　The 27th Conference of Remote Seinsing Society of Japan, 233
  AUTHOR;　Kohei ARAI, Hirofumi ETOH
  
• 情報教育用システムにおける管理作業とその振り分け;　1999/10
  ANNOUNCEMENT INFO.;　Journal for Academic Computing and Networking, 1999, 3, 95
  AUTHOR;　
  
• 遺伝的アルゴリズムによる画像復元;　1999/05
  ANNOUNCEMENT INFO.;　Joint Conference of JSPRS and RSSJ, 315
  AUTHOR;　
  
• JAVAインターフェースによる地球観測データベースシステム管理;　1999/05
  ANNOUNCEMENT INFO.;　Joint Conference of JSPRS and RSSJ, 355
  AUTHOR;　
  
• Direct retrieval method for browse and granule of the earth observation satellite data;　1998/05
  ANNOUNCEMENT INFO.;　The 24th Japanese Conference on Remote Sensing, 195
  AUTHOR;　Kohei Arai, Hirofumi Etoh, Manabu Arakawa
  
• Network routeing protocol based on the rules of maximum throughput and minimum delay by means of Dynamic Programming:DP;　1998/05
  ANNOUNCEMENT INFO.;　, 219
  AUTHOR;　Kohei Arai, Hirofumi Etoh, Hitoshi Iwanaga
  
• Fuzzy retrieval of the eart observation database with knowledge base;　1997/05
  ANNOUNCEMENT INFO.;　The 22nd Japanese Conference on Remote Sensing, 189
  AUTHOR;　Kohei Arai, Yasunori Terayama, Tomoko Nishiyama, Hirofumi Etoh
  
• URL retrieval of the earth observation database with full text search;　1997/05
  ANNOUNCEMENT INFO.;　he 22nd Japanese Conference on Remote Sensing, 191
  AUTHOR;　Kohei Arai, Yasunori Terayama, Masanori Dohtsu, Hirofumi Etoh
  
• Network routing protocol with a consideration on throughput;　1997/05
  ANNOUNCEMENT INFO.;　The 22nd Japanese Conference on Remote Sensing, 223
  AUTHOR;　Kohei Arai, Yasunori Terayama, Yoshihiko Hirashima, Hirofumi Etoh
  
• Earth Observation satellite Browse Image Database Retrieval with Indexing;　1997/05
  ANNOUNCEMENT INFO.;　The 22nd Japanese Conference on Remote Sensing, 225
  AUTHOR;　Kohei Arai, Yasunori Terayama, Takahiro Yamamoto, Hirofumi Etoh
  
• A method for direct search of browse image database with index;　1997/05
  ANNOUNCEMENT INFO.;　, 115
  AUTHOR;　Kohei Arai, Takahiro YAMAMOTO, Hirofumi Etoh
  
• Development of a CAI System for Information Processing Education;　1995/11
  ANNOUNCEMENT INFO.;　, 453
  AUTHOR;　HYASHI, Toshihiro HAYSHIDA, Yukuo ETO, Hirofumi
  
• Earth Observation Data Retrieval Using Knowledge on the Users;　1995/05
  ANNOUNCEMENT INFO.;　The 18th Japanese Conference on Remote Sensing, 18, 37
  AUTHOR;　Tomoko Nishiyama, Kohei ARAI, Hirofumi Etoh, Mineo Sekiguchi
  
• インターネットとマルチメディアの教育利用の実践;　1994/10
  ANNOUNCEMENT INFO.;　, 549-550
  AUTHOR;　
  
• グローバル・クラスルーム・プロジェクト -プロジェクトの概要-;　1994/09
  ANNOUNCEMENT INFO.;　, 779
  AUTHOR;　
  
• グローバル・クラスルーム・プロジェクト -技術的考察-;　1994/09
  ANNOUNCEMENT INFO.;　, 780
  AUTHOR;　
  

Other Lectures

• SolarisによるIdP構築、LDAP構築;　2008/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Hirofumi ETO
  
• 情報リテラシ・セキュリティ講習会;　2008/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Hirofumi Eto
  
• 編入学生、他大学からの大学院入学者のための利用講習;　2008/04
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Tadaki Shin-ichi,Hirofumi Eto
  
• 平成20年度新規採用職員向け利用者講習会;　2008/04
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Hirofumi Eto
  
• 編入学生、他大学からの進学者のための利用講習;　2007/04
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Hirofumi Eto
  
• 新任者研修;　2007/04
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Hirofumi Eto
  
• 教職員向け情報リテラシ・セキュリティー講習会：メール利用;　2006/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Hirofumi ETO
  
• BSDとLINUX、UNIX演習、BSDとネットワーク;　2002/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 学術情報処理センター利用者管理システムの紹介;　2001/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 基本操作、日本語入力、ワードプロセッサ、インターネットへの接続、ブラウザ、メイル、修了証書の作成;　2000/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  

Invited Lecture, Special Lecture

• 佐賀大学の統合認証システムの現状と課題;　2008/12
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Hirofumi ETO