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Research on Cryptographic Protocol based on Bilinear Maps

Research Project

Project/Area Number 18700006
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Fundamental theory of informatics
Research InstitutionThe University of Tokyo (2008)
The University of Electro-Communications (2006-2007)

Principal Investigator

KUNIHIRO Noboru  The University of Tokyo, 大学院・新領域創成科学研究科, 准教授 (60345436)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,790,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥390,000)
Fiscal Year 2008: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2007: ¥900,000 (Direct Cost: ¥900,000)
Fiscal Year 2006: ¥1,200,000 (Direct Cost: ¥1,200,000)
Keywords暗号プロトコル / 双線形写像 / 墨塗り署名 / 安全性解析 / IDに基づく暗号
Research Abstract

本研究課題では,双線形写像を用いた暗号プロトコルの提案を行った.具体的には,Secret Handshakeプロトコルの拡張を行い,Monotone Conditionという条件を持つ複数グループの認証の場合に,効率的に動作する方式を提案した.また,妥当な仮定の下で,安全であることの証明を行った.ついで,墨塗り署名方式の拡張を行い,墨塗りだけでなく,文書の削除を含む,より詳細な部分文書の制御が可能である方式を提案した.

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (27 results)

All 2010 2009 2008 2007 2006

All Journal Article (13 results) (of which Peer Reviewed: 8 results) Presentation (14 results)

  • [Journal Article] "Extension of Secret Handshake Protocols with Multiple Groups in Monotone Condition, " IEICE Trans. on Fundamentals of Electronics2010

    • Author(s)
      Y. Kawai, S. Tanno, T. Kondo, K. Yoeneyama, K. Ohat, N. Kunihiro
    • Journal Title

      Communications and Computer Sciences Vol.E93-A,No.6(に掲載決定)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Small Secret Key Attack on a Takagi's Variant of RSA2009

    • Author(s)
      K.Itoh, N.Kunihiro, K.Kurosawa
    • Journal Title

      IEICE Transactions 92-A

      Pages: 33-41

    • NAID

      10026854742

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Extended Password Recovery Attacks against APOP, SIP, and Digest Authentication2009

    • Author(s)
      Y.Sasaki, L.Wang, K.Ohta, N.Kunihiro
    • Journal Title

      IEICE Transactions 92-A

      Pages: 96-104

    • NAID

      10026854875

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] RSA暗号に対する格子理論に基づく攻撃(その2)2008

    • Author(s)
      國廣昇, 太田和夫
    • Journal Title

      応用数理学会誌 18

      Pages: 44-51

    • NAID

      110006935933

    • Related Report
      2008 Annual Research Report
  • [Journal Article] Provably Secure Untraceable Electronic Cash against Insider Attacks2007

    • Author(s)
      Y.Hanatani, Y. Komano, K.Ohta, N.Kunihiro
    • Journal Title

      IEICE Transactions on Fundamentals E90-A No.5

      Pages: 980-991

    • NAID

      110007519162

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Yet Another Sanitizable Signature from Bilinear Maps2007

    • Author(s)
      T. Izu, N. Kunihiro, K. Ohta, M. Sano, M. Takenaka,
    • Journal Title

      Proc. of JWIS2007

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Sanitizable Signature with Aggregation2007

    • Author(s)
      T. Izu, N. Kunihiro, K. Ohta, M. Takenaka, T.Yoshioka
    • Journal Title

      Proc. of ISPEC 2007 LNCS4464

      Pages: 51-64

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 部分情報の墨塗りと削除が可能な電子署名方式について2007

    • Author(s)
      佐野 誠, 伊豆 哲也, 國廣 昇, 太田 和夫, 武仲 正彦
    • Journal Title

      2007年暗号と情報セキュリティシンポジウム(SCIS2007)

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Aggregate 署名を用いた墨塗り署名方式2007

    • Author(s)
      伊豆 哲也, 佐野 誠, 國廣 昇, 太田 和夫, 武仲 正彦
    • Journal Title

      2007年暗号と情報セキュリティシンポジウム(SCIS2007)

    • Related Report
      2006 Annual Research Report
  • [Journal Article] 双線形写像を用いた墨塗り署名方式の安全性について2006

    • Author(s)
      伊豆哲也, 國廣昇, 太田和夫, 武仲正彦
    • Journal Title

      情報処理学会論文誌 Vol.47,No.7

      Pages: 2409-2416

    • NAID

      110004761974

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] "Maurer-Yacobi ID based Key Distribution Revisited, " IEICE Transactions on Fundamentals of Electronics2006

    • Author(s)
      N. Kunihiro W. Abe, K. Ohta
    • Journal Title

      Communications and Computer Sciences Vol.E89-A,No.5

      Pages: 1421-1424

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 双線形写像を用いた墨塗り署名方式の安全性について2006

    • Author(s)
      伊豆哲也, 國廣昇, 太田和夫, 武仲正彦
    • Journal Title

      情報処理学会論文誌 47巻7号

      Pages: 2409-2416

    • NAID

      110004761974

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Maurer-Yacobi ID based Key Distribution Revisited2006

    • Author(s)
      N.Kunihiro, W.Abe, K.Ohta
    • Journal Title

      IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences Vol. E89-A, No. 5

      Pages: 1421-1424

    • NAID

      110007502858

    • Related Report
      2006 Annual Research Report
  • [Presentation] Yet Another Sanitizable Signature from Bilinear Maps2009

    • Author(s)
      T.Izu, N.Kunihiro, K.Oht a, M.Sano, M.Takenaka
    • Organizer
      The Forth International Conference on Availability, Reliability and Security, ARES 2009
    • Place of Presentation
      福岡
    • Year and Date
      2009-03-16
    • Related Report
      2008 Annual Research Report
  • [Presentation] Yet Another Sanitizable Signature from Bilinear Maps2009

    • Author(s)
      T. Izu, N. Kunihiro, K. Ohta, M. Sano, M. Takenaka
    • Organizer
      in Proc. of ARES
    • Place of Presentation
      Fukuoka, Japan.
    • Related Report
      2008 Final Research Report
  • [Presentation] Extension of Secret Handshake Protocols with Multiple Groups in Monot one Condition2008

    • Author(s)
      Y.Kawai, S.Tanno, T.Kondo, K.Yoneyama, N.Kunihiro, K.Ohta
    • Organizer
      WISA2008
    • Place of Presentation
      Jeju Island, Korea
    • Year and Date
      2008-08-25
    • Related Report
      2008 Annual Research Report
  • [Presentation] Sanitizable and Deletable Signature2008

    • Author(s)
      T.Izu, N.Kunihiro, K.Ohta, M.Sano, M.Takenaka
    • Organizer
      WISA2008
    • Place of Presentation
      Jeju Island, Korea
    • Year and Date
      2008-08-15
    • Related Report
      2008 Annual Research Report
  • [Presentation] New Definition of Density on Knapsack Cryptosystems2008

    • Author(s)
      Noboru Kunihiro
    • Organizer
      AfricaCrypt2008
    • Place of Presentation
      Casablanca, Morocco
    • Year and Date
      2008-06-12
    • Related Report
      2008 Annual Research Report
  • [Presentation] 委託可能検証者指定署名2008

    • Author(s)
      牛田芽生恵, 川合豊, 國廣昇, 太田和夫
    • Organizer
      暗号と情報セキュリティシンポジウム
    • Place of Presentation
      宮崎
    • Year and Date
      2008-01-24
    • Related Report
      2007 Annual Research Report
  • [Presentation] Sanitizable and Deletable Signature2008

    • Author(s)
      T. Izu, N. Kunihiro, K. Ohta, M. Sano, M. Takenaka
    • Organizer
      In Proc. of WISA2008, LNCS5379
    • Place of Presentation
      Jeju Island, Korea.
    • Related Report
      2008 Final Research Report
  • [Presentation] 複数グループ用Secret Handshakeの拡張方式の提案2008

    • Author(s)
      丹野翔太郎, 米山一樹, 川合豊, 國廣昇, 太田和夫
    • Organizer
      暗号理論と情報セキュリティシンポジウム2008
    • Place of Presentation
      宮崎
    • Related Report
      2008 Final Research Report
  • [Presentation] 委託可能検証者指定署名2008

    • Author(s)
      牛田芽生恵, 川合豊, 國廣昇, 太田和夫
    • Organizer
      暗号理論と情報セキュリティシンポジウム2008
    • Place of Presentation
      宮崎
    • Related Report
      2008 Final Research Report
  • [Presentation] 墨塗り・削除署名の拡張2007

    • Author(s)
      泉雅巳, 伊豆哲也, 國廣昇, 太田和夫
    • Organizer
      情報セキュリティ研究会
    • Place of Presentation
      函館
    • Year and Date
      2007-07-20
    • Related Report
      2007 Annual Research Report
  • [Presentation] 墨塗り・削除署名の拡張2007

    • Author(s)
      泉雅巳, 伊豆哲也, 國廣昇, 太田和夫
    • Organizer
      電子情報通信学会情報セキュリティ研究会
    • Place of Presentation
      函館
    • Related Report
      2008 Final Research Report
  • [Presentation] Sanitizable Signature with Aggregation2007

    • Author(s)
      T. Izu, N. Kunihiro, K. Ohta, M. Takenaka, T. Yoshioka
    • Organizer
      in Proc. of ISPEC 2007, LNCS4464
    • Place of Presentation
      Hong Kong, China
    • Related Report
      2008 Final Research Report
  • [Presentation] 部分情報の墨塗りと削除が可能な電子署名方式について2007

    • Author(s)
      佐野誠, 伊豆哲也, 國廣昇, 太田和夫, 武仲正彦
    • Organizer
      暗号理論と情報セキュリティシンポジウム2007
    • Place of Presentation
      長崎
    • Related Report
      2008 Final Research Report
  • [Presentation] Aggregate署名を用いた墨塗り署名方式2007

    • Author(s)
      伊豆哲也, 佐野誠, 國廣昇, 太田和夫, 武仲正彦
    • Organizer
      暗号理論と情報セキュリティシンポジウム2007
    • Place of Presentation
      長崎
    • Related Report
      2008 Final Research Report

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Published: 2006-04-01   Modified: 2016-04-21  

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