YOSHIOKA Katsunari


Faculty of Environment and Information Sciences, Division of Social Environment and Information


Associate Professor

Research Fields, Keywords

Information Security, Information and Communication System Security, Network Security

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The Best Research Acheivement as Researcher Life 【 display / non-display

Degree 【 display / non-display

  • Ph.D(Engineering) -  Yokohama National University

External Career 【 display / non-display

  • 2016.04

    National Institute of Advanced Industrial Science and Technology  

  • 2014.04

    National Institute of Information and Communications Technology  

  • 2005.04

    National Institute of Information and Communications Technology   Researcher  

Academic Society Affiliations 【 display / non-display


    Electronics Society, IEICE


    Information Processing Society of Japan

Field of expertise (Grants-in-aid for Scientific Research classification) 【 display / non-display

  • Communication/Network engineering

  • Other


Research Career 【 display / non-display

  • Observation, analysis and response of malwares

    Project Year:  -   

Books 【 display / non-display

  • Traffic Measurements for Cyber Security

    Wojciech Mazurczyk, Maciej Korczynski, Koji Nakao, Engin Kirda, Cristian Hesselman, Katsunari Yoshioka (Part: Joint Work )

    IEEE  2017.07 ISBN: 1558-1896

Thesis for a degree 【 display / non-display

  • Design, Analysis, and Application of Collusion Secure Codes

    Katsunari Yoshioka 


    Doctoral Thesis   Single Work

  • A Study of Fingerprinting Code and Its Resiliency against Alterations



    Master Thesis   Single Work

Papers 【 display / non-display

  • Detect Me If You... Oh Wait. An Internet-Wide View of Self-Revealing Honeypots

    Shun Morishita, Takuya Hoizumi, Wataru Ueno, Rui Tanabe, Carlos Hernandez Gañán, Michel J.G. van Eeten, Katsunari Yoshioka, and Tsutomu Matsumoto

    IFIP/IEEE International Symposium on Integrated Network Management (IFIP/IEEE IM2019)     2019.04  [Refereed]

    Joint Work

  • Cleaning Up the Internet of Evil Things: Real-World Evidence on ISP and Consumer Efforts to Remove Mirai

    O. Cetin, C. Gañán, L. Altena, D. Inoue, T. Kasama, K. Tamiya, Y. Tie, K. Yoshioka, M. van Eeten

    The Network and Distributed System Security Symposium (NDSS 2019)     2019.02  [Refereed]  [Invited]

    Joint Work

  • Evasive Malware via Identifier Implanting

    Rui Tanabe, Wataru Ueno, Kou Ishii, Katsunari Yoshioka, Tsutomu Matsumoto, Takahiro Kasama, Daisuke Inoue, Christian Rossow

    Proc. The Conference on Detection of Intrusions and Malware & Vulnerability Assessment (DIMVA 2018), LNCS   10885   162 - 184   2018.06  [Refereed]

    Joint Work

  • Towards Finding Code Snippets on a Question and Answer Website Causing Mobile App Vulnerabilities

    Hiroki Nakano, Fumihiro Kanei, Yuta Takata, Mitsuaki Akiyama and Katsunari Yoshioka

    IEICE Trans.   E101-D ( 11 )   2018  [Refereed]

    Joint Work

  • Evaluating Disassembly-Code Based Similarity between IoT Malware Samples

    Ryoichi Isawa, Tao Ban, Ying Tie, Katsunari Yoshioka, Daisuke Inoue

    Proc. AsiaJCIS 2018     2018  [Refereed]

    Joint Work

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Academic Awards Received 【 display / non-display

  • NDSS 2019 Distinguished Paper Awards, 2019

    2019.02   Internet Society  

    Winner: Shun Morishita, Takuya Hoizumi, Wataru Ueno, Rui Tanabe, Carlos Hernandez Gañán, Michel J.G. van Eeten, Katsunari Yoshioka, and Tsutomu Matsumoto

  • Best Paper Award

    2013.07.12   2013 Eighth Asia Joint Conference on Information Security (AsiaJCIS2013)   Search Engine Based Investigation on Misconfiguration of Zone Transfer

    Winner: Yinminpapa, Katsunari Yoshioka, Tsutomu Matsumoto

  • Prizes for Science and Technology, The Commendation for Science and Technology by the Minister of Education,Culture, Sports, Science and Technology


  • Best Paper Award, 3rd Joint Workshop on Information Security, JWIS 2008


  • Best Paper Award, 2nd Joint Workshop of Information Security, JWIS 2007


Presentations 【 display / non-display

  • Shedding Light on the Darkside of IoT: Observing Mass-infection of Devices with IoT Malware

    Katsunari Yoshioka  [Invited]


  • Observing attacks in IoT using IoTPOT


    Second Joint Workshop between France and Japan on Cybersecurity  2016.09.22  

  • IoT malware behavior analysis and classification using text mining algorithm

    Chun-Jung Wu, Ying Tie, Katsunari Yoshioka, Tsutomu Matsumoto

    IPSJ Computer Security Symposium   2016  

  • Detailed research results of the PRACTICE project

    Katsunari Yoshioka  [Invited]

    The Second Joint workshop between TU Delft, PRACTICE project and NICT: INNOVATING BOTNET MITIGATION  (Tokyo)  2015  

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Preferred joint research theme 【 display / non-display

  • network monitoring and malware analysis


Council/Academic activity outside the university 【 display / non-display

  • The 11th International Workshop on Security (IWSEC2016)


    Society   Program co-chair

  • Workshop on Security Technologies in the World with Internet of Things (IoTSec 2016)


    Society   Program committee member

  • The 4th International Workshop on Building Analysis Datasets and Gathering Experience Returns for Security



  • Asia Joint Conference on Information Security (AsiaJCIS)


    Society   Program co-chair

  • International Workshop on Security