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A study on safety and privacy improvement of JPKI services

Research Project

Project/Area Number 15K12458
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Social systems engineering/Safety system
Research InstitutionTokyo Institute of Technology

Principal Investigator

Obi Takashi  東京工業大学, 科学技術創成研究院, 准教授 (40280995)

Project Period (FY) 2015-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥3,380,000 (Direct Cost: ¥2,600,000、Indirect Cost: ¥780,000)
Fiscal Year 2016: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2015: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywords公的個人認証サービス / 電子認証 / プライバシー保護 / TEE
Outline of Final Research Achievements

A user authentication service was added to the new JPKI. However, it is pointed out that there is a possibility of invasion of privacy by using one public key certificate, and the possibility that data rewriting etc. at the time of using the service may occur due to malware installed to a web browser. In my research, I proposed a mechanism that service provider issue an individual ID numbers that identify users who take into consideration the privacy of users and protection method of services using JPKI from malware etc..

Report

(3 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • Research Products

    (3 results)

All 2017 2016 Other

All Presentation (2 results) (of which Int'l Joint Research: 1 results) Remarks (1 results)

  • [Presentation] トラステッド実行環境を用いた公的個人認証サービス利用時の 安全性向上に関する研究2017

    • Author(s)
      山根拓人, 鈴木裕之, 大山永昭, 小尾高史
    • Organizer
      2017電子情報通信学会総合大会
    • Place of Presentation
      名城大学,名古屋市
    • Year and Date
      2017-03-23
    • Related Report
      2016 Annual Research Report
  • [Presentation] Japan e-ID Card go to the next Stage2016

    • Author(s)
      Takashi Obi
    • Organizer
      World e-ID & CyberSecurity
    • Place of Presentation
      Marseille, France
    • Year and Date
      2016-09-27
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Remarks] 東京工業大学社会情報流通基盤研究センターシンポジウム

    • URL

      http://asist.ssr.titech.ac.jp/?p=1651

    • Related Report
      2015 Research-status Report

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Published: 2015-04-16   Modified: 2018-03-22  

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