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HASEGAWA Shingo  長谷川 真吾

ORCIDConnect your ORCID iD *help
Researcher Number 80567214
Other IDs
Affiliation (Current) 2025: 福島大学, 共生システム理工学類, 准教授
Affiliation (based on the past Project Information) *help 2019 – 2023: 東北大学, データ駆動科学・AI教育研究センター, 助教
2013 – 2018: 東北大学, 教育情報基盤センター, 助教
Review Section/Research Field
Principal Investigator
Basic Section 60070:Information security-related / Information security
Except Principal Investigator
Basic Section 60070:Information security-related
Keywords
Principal Investigator
安全性証明 / デジタル署名 / セキュリティ / 格子暗号 / ディジタル署名 / IDベース署名 / 秘密計算 / 学習分析 / プライバシー / グループ署名 … More / プライバシ / IoT / 署名暗号化 / 暗号 / 緊密な安全性証明 / 証明不可能性 / タイト安全性 / 量子計算機 / IoTネットワーク / ブロックチェーン / 集約署名 / マルチ署名 / 電子署名 / 属性ベース署名 / 秘密分散共有 / 秘密分散 / クラウド / 秘密分散法 / クラウドコンピューティング … More
Except Principal Investigator
匿名性 / 暗号技術 / 理論計算機科学 / 説明責任性 / 追跡可能性 / デジタル署名 / 署名サイズ効率 / ディジタル署名 / AIデータ / 共通鍵 / グループ署名 / リング署名 / 格子 / 同期型集約署名 Less
  • Research Projects

    (6 results)
  • Research Products

    (54 results)
  • Co-Researchers

    (2 People)
  •  A Development of Cryptograchi Schemes for data Given to AI

    • Principal Investigator
      福光 正幸
    • Project Period (FY)
      2023 – 2026
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 60070:Information security-related
    • Research Institution
      University of Nagasaki
  •  Development of Cryptographic Technologies That Compatibly Establish Anonymity and Traceability

    • Principal Investigator
      穴田 啓晃
    • Project Period (FY)
      2023 – 2025
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 60070:Information security-related
    • Research Institution
      Aomori University
  •  複数組織の学習データをセキュアに利用可能な学習分析プラットフォームの開発Principal Investigator

    • Principal Investigator
      長谷川 真吾
    • Project Period (FY)
      2022 – 2025
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 60070:Information security-related
    • Research Institution
      Tohoku University
  •  Developing cryptographic protocols designated for IoT devices and Big dataPrincipal Investigator

    • Principal Investigator
      Hasegawa Shingo
    • Project Period (FY)
      2018 – 2021
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 60070:Information security-related
    • Research Institution
      Tohoku University
  •  A proposal of attibute-based aggregate signaturesPrincipal Investigator

    • Principal Investigator
      Hasegawa Shingo
    • Project Period (FY)
      2015 – 2017
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Information security
    • Research Institution
      Tohoku University
  •  Develompent of a Support Software for Making Cloud Storage SecurePrincipal Investigator

    • Principal Investigator
      HASEGAWA Shingo
    • Project Period (FY)
      2013 – 2014
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Information security
    • Research Institution
      Tohoku University

All 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 Other

All Journal Article Presentation

  • [Journal Article] Toward Tight Security of the Galindo–Garcia Identity-based Signature2023

    • Author(s)
      FUKUMITSU Masayuki、HASEGAWA Shingo
    • Journal Title

      IIS

      Volume: 29 Issue: 2 Pages: 99-108

    • DOI

      10.4036/iis.2022.R.04

    • ISSN
      1340-9050, 1347-6157
    • Language
      English
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-22K12023
  • [Journal Article] On Multi-user Security of Schnorr Signature in Algebraic Group Model2023

    • Author(s)
      Fukumitsu Masayuki、Hasegawa Shingo
    • Journal Title

      International Journal of Networking and Computing

      Volume: 13 Issue: 2 Pages: 118-130

    • DOI

      10.15803/ijnc.13.2_118

    • ISSN
      2185-2839, 2185-2847
    • Language
      English
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-22K12023
  • [Journal Article] Dynamic Group Signatures with Message Dependent Opening and Non-Interactive Signing2023

    • Author(s)
      Anada Hiroaki、Fukumitsu Masayuki、Hasegawa Shingo
    • Journal Title

      International Journal of Networking and Computing

      Volume: 13 Issue: 2 Pages: 173-194

    • DOI

      10.15803/ijnc.13.2_173

    • ISSN
      2185-2839, 2185-2847
    • Language
      English
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-22K12023
  • [Journal Article] Group Signatures with Designated Traceability over Openers’ Attributes2022

    • Author(s)
      Anada Hiroaki、Fukumitsu Masayuki、Hasegawa Shingo
    • Journal Title

      International Journal of Networking and Computing

      Volume: 12 Issue: 2 Pages: 493-508

    • DOI

      10.15803/ijnc.12.2_493

    • ISSN
      2185-2839, 2185-2847
    • Language
      English
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-22K12023, KAKENHI-PROJECT-19K20272
  • [Journal Article] Public-Key Projective Arithmetic Functional Encryption2021

    • Author(s)
      Shingo Hasegawa, Masashi Hisai, Hiroki Shizuya
    • Journal Title

      International Journal of Networking and Computing

      Volume: 11 Issue: 2 Pages: 299-318

    • DOI

      10.15803/ijnc.11.2_299

    • NAID

      130008063324

    • ISSN
      2185-2839, 2185-2847
    • Language
      English
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K11288, KAKENHI-PROJECT-19K11956
  • [Journal Article] Tighter Reduction for Lattice-Based Multisignature2021

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Journal Title

      IEICE Trans. Fundamentals

      Volume: E104.A Issue: 12 Pages: 1685-1697

    • DOI

      10.1587/transfun.2020EAP1131

    • NAID

      130008123135

    • ISSN
      0916-8508, 1745-1337
    • Year and Date
      2021-12-01
    • Language
      English
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K11288, KAKENHI-PROJECT-19K20272
  • [Journal Article] Linear and Lossy Identification Schemes Derive Tightly Secure Multisignatures2021

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Journal Title

      Journal of Internet Technology

      Volume: 22 Issue: 5 Pages: 1159-1170

    • DOI

      10.53106/160792642021092205018

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K11288, KAKENHI-PROJECT-19K20272
  • [Journal Article] Impossibility on the Schnorr Signature from the One-More DL Assumption in the Non-Programmable Random Oracle Model2021

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Journal Title

      IEICE Trans. Fundamentals

      Volume: E104.A Issue: 9 Pages: 1163-1174

    • DOI

      10.1587/transfun.2020DMP0008

    • NAID

      130008081869

    • ISSN
      0916-8508, 1745-1337
    • Year and Date
      2021-09-01
    • Language
      English
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K11288, KAKENHI-PROJECT-19K20272
  • [Journal Article] Supersingular Isogeny-based Cryptography: A Survey2021

    • Author(s)
      STRATIL Philipp、HASEGAWA Shingo、SHIZUYA Hiroki
    • Journal Title

      IIS

      Volume: 27 Issue: 1 Pages: 1-23

    • DOI

      10.4036/iis.2020.R.02

    • NAID

      130008009392

    • ISSN
      1340-9050, 1347-6157
    • Language
      English
    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11288
  • [Journal Article] A Tightly Secure DDH-based Multisignature with Public-Key Aggregation2021

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Journal Title

      International Journal of Networking and Computing

      Volume: 11 Issue: 2 Pages: 319-337

    • DOI

      10.15803/ijnc.11.2_319

    • NAID

      130008063323

    • ISSN
      2185-2839, 2185-2847
    • Language
      English
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K11288, KAKENHI-PROJECT-19K20272
  • [Journal Article] Lossy Identification Schemes from Decisional RSA2019

    • Author(s)
      Shingo Hasegawa, Shuji Isobe
    • Journal Title

      IIS

      Volume: 25 Issue: 1 Pages: 59-66

    • DOI

      10.4036/iis.2019.R.01

    • NAID

      130007720022

    • ISSN
      1340-9050, 1347-6157
    • Language
      English
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K11288
  • [Journal Article] Black-Box Separations on Fiat-Shamir-Type Signatures in the Non-Programmable Random Oracle Model2018

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Journal Title

      IEICE Trans. Fundamentals

      Volume: E101.A Issue: 1 Pages: 77-87

    • DOI

      10.1587/transfun.E101.A.77

    • NAID

      130006300888

    • ISSN
      0916-8508, 1745-1337
    • Language
      English
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-15K16001
  • [Journal Article] A Strengthened Security Notion for Password-Protected Secret Sharing Schemes2015

    • Author(s)
      Shingo Hasegawa, Shuji Isobe, Jun-ya, Iwazaki, Eisuke Koizumi, Hiroki Shizuya
    • Journal Title

      IEICE Trans. Fundamentals

      Volume: E98.A Issue: 1 Pages: 203-212

    • DOI

      10.1587/transfun.E98.A.203

    • NAID

      130004770895

    • ISSN
      0916-8508, 1745-1337
    • Language
      English
    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-25870053
  • [Presentation] 開封者の属性上で指定された追跡可能性を有するグループ署名の対称鍵要素からの構成2024

    • Author(s)
      穴田啓晃,福光正幸,長谷川真吾
    • Organizer
      2024年 暗号と情報セキュリティシンポジウム
    • Data Source
      KAKENHI-PROJECT-23K11106
  • [Presentation] 標準モデル上で安全な格子ベースSynchronized Aggregate Signatureについて2024

    • Author(s)
      穴田啓晃, 福光正幸, 長谷川真吾
    • Organizer
      2024年 暗号と情報セキュリティシンポジウム(SCIS2024)
    • Data Source
      KAKENHI-PROJECT-22K12023
  • [Presentation] 開封者の属性上で指定された追跡可能性を有するグループ署名の対称鍵要素からの構成2024

    • Author(s)
      穴田啓晃, 福光正幸, 長谷川真吾
    • Organizer
      2024年 暗号と情報セキュリティシンポジウム(SCIS2024)
    • Data Source
      KAKENHI-PROJECT-22K12023
  • [Presentation] Key LeakageとCorruptionへの耐性を考慮したMulti-User Settingにおいて緊密な安全性を持つ耐量子計算機署名2024

    • Author(s)
      福光正幸, 長谷川真吾
    • Organizer
      2024年 暗号と情報セキュリティシンポジウム(SCIS2024)
    • Data Source
      KAKENHI-PROJECT-22K12023
  • [Presentation] Key LeakageとCorruptionへの耐性を考慮したMulti-User Settingにおいて緊密な安全性を持つ耐量子計算機署名2024

    • Author(s)
      福光 正幸, 長谷川 真吾
    • Organizer
      2024年暗号と情報セキュリティシンポジウム (SCIS2024)
    • Data Source
      KAKENHI-PROJECT-23K11105
  • [Presentation] 標準モデル上で安全な格子ベースSynchronized Aggregate Signatureについて2024

    • Author(s)
      穴田啓晃,福光正幸,長谷川真吾
    • Organizer
      2024年 暗号と情報セキュリティシンポジウム
    • Data Source
      KAKENHI-PROJECT-23K11106
  • [Presentation] 開封者の属性上で指定された追跡可能性を有するグループ署名の対称鍵要素からの構成2024

    • Author(s)
      穴田 啓晃, 福光 正幸, 長谷川 真吾
    • Organizer
      2024年暗号と情報セキュリティシンポジウム (SCIS2024)
    • Data Source
      KAKENHI-PROJECT-23K11105
  • [Presentation] 標準モデル上で安全な格子ベースSynchronized Aggregate Signatureについて2024

    • Author(s)
      穴田 啓晃, 福光 正幸, 長谷川 真吾
    • Organizer
      2024年暗号と情報セキュリティシンポジウム (SCIS2024)
    • Data Source
      KAKENHI-PROJECT-23K11105
  • [Presentation] Accountable Ring Signatures from Symmetric-Key Primitives2023

    • Author(s)
      Hiroaki Anada, Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      CANDAR'23
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K12023
  • [Presentation] Accountable Ring Signatures from Symmetric-Key Primitives2023

    • Author(s)
      Hiroaki Anada, Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      The 11th International Symposium on Computing and Networking (CANDAR'23)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K11105
  • [Presentation] Accountable Ring Signatures from Symmetric-Key Primitives2023

    • Author(s)
      Hiroaki Anada, Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      Eleventh International Symposium on Computing and Networking, CANDAR 2023
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K11106
  • [Presentation] Dynamic Group Signatures with Message Dependent Opening and Non-Interactive Signing2022

    • Author(s)
      Hiroaki Anada, Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      CANDAR'22
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K12023
  • [Presentation] On Multi-user Security of Schnorr Signature in Algebraic Group Model2022

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      Group Signatures with Equality Test on Signers
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K12023
  • [Presentation] Group Signatures with Designated Traceability over Openers' Attributes in Bilinear Groups2022

    • Author(s)
      Hiroaki Anada, Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      WISA 2022
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K12023
  • [Presentation] Group Signatures with Equality Test on Signers2022

    • Author(s)
      Kyoya Anzai, Masayuki Fukumitsu, Hiroaki Anada, Shingo Hasegawa
    • Organizer
      Group Signatures with Equality Test on Signers
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K12023
  • [Presentation] Preimage Sampling in the Higher-bitApproximate Setting With a Non-spherical Gaussian Sampler2022

    • Author(s)
      Anaelle Le Devehat, Hiroki Shizuya, Shingo Hasegawa
    • Organizer
      ICISC2022
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K12023
  • [Presentation] On the Higher-bit Version of Approximate Inhomogeneous Short Integer Solution Problem2021

    • Author(s)
      Anaelle Le Devehat, Hiroki Shizuya, Shingo Hasegawa
    • Organizer
      20th International Conference on Cryptology And Network Security (CANS2021)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11288
  • [Presentation] Group Signatures with Designated Traceability2021

    • Author(s)
      Hiroaki Anada, Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      2021 Ninth International Symposium on Computing and Networking (CANDAR'21)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11288
  • [Presentation] An Aggregate Signature with Pre-Communication in the Plain Public Key Model2021

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      The 17th International Workshop on Security and Trust Management (STM2021)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11288
  • [Presentation] Linear Lossy Identification Scheme derives Tightly-Secure Multisignature2020

    • Author(s)
      Masayuki Fukimitsu, Shingo Hasegawa
    • Organizer
      2020 15th Asia Joint Conference on Information Security (AsiaJCIS 2020)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11288
  • [Presentation] One-More Assumptions Do Not Help Fiat-Shamir-type Signature Schemes in NPROM2020

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      CT-RSA 2020
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11288
  • [Presentation] Public-key Projective Arithmetic Functional Encryption2020

    • Author(s)
      Shingo Hasegawa, Masashi Hisai, Hiroki Shizuya
    • Organizer
      2020 Eighth International Symposium on Computing and Networking (CANDAR'20)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11288
  • [Presentation] A Tightly Secure DDH-based Multisignature with Public Key Aggregation2020

    • Author(s)
      Masayuki Fukimitsu, Shingo Hasegawa
    • Organizer
      2020 Eighth International Symposium on Computing and Networking Workshops (CANDARW'20)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11288
  • [Presentation] A Lattice-based Provably Secure Multisignature Scheme in Quantum Random Oracle Model2020

    • Author(s)
      Masayuki Fukimitsu, Shingo Hasegawa
    • Organizer
      Provable and Practical Security (ProvSec 2020)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11288
  • [Presentation] A Tightly-Secure Lattice-Based Multisignature.2019

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      APKC ’19
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11288
  • [Presentation] A Galindo-Garcia-like Identity-based Signature with Tight Security Reduction, Revisited2018

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      CANDAR'18
    • Data Source
      KAKENHI-PROJECT-18K11288
  • [Presentation] NPROMにおける一般的な暗号学的な仮定からのFiat-Shamir型署名の安全性証明不可能性について2018

    • Author(s)
      福光 正幸, 長谷川 真吾
    • Organizer
      2018年暗号と情報セキュリティシンポジウム(SCIS2018)
    • Data Source
      KAKENHI-PROJECT-15K16001
  • [Presentation] A Generic Construction of an Identity-based Signature from a Sigma Protocol2018

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      ISITA 2018
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11288
  • [Presentation] Impossibility of the Provable Security of the Schnorr Signature from the One-More DL Assumption in the Non-programmable Random Oracle Model2017

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      ProvSec 2017
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K16001
  • [Presentation] A Galindo-Garcia-like Identity-Based Signature with Tight Security Reduction2017

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      CANDAR'17
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K16001
  • [Presentation] Schnorr署名のOne-More DL仮定からの安全性証明不可能性について2017

    • Author(s)
      福光正幸, 長谷川真吾
    • Organizer
      2017年暗号と情報セキュリティシンポジウム(SCIS2017)
    • Place of Presentation
      ロワジールホテル那覇(沖縄県那覇市)
    • Year and Date
      2017-01-24
    • Data Source
      KAKENHI-PROJECT-15K16001
  • [Presentation] A Generic Construction of Tight Security Signatures in the Non-Programmable Random Oracle Model2016

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      ISITA 2016
    • Place of Presentation
      ハイアットリージェンシーモントレーホテル(モントレー, アメリカ合衆国)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K16001
  • [Presentation] A Construction of Attribute-based Aggregate Signatures2016

    • Author(s)
      Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya, Ryo Takahashi
    • Organizer
      ISITA 2016
    • Place of Presentation
      ハイアットリージェンシーモントレーホテル(モントレー, アメリカ合衆国)
    • Year and Date
      2016-10-30
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K16001
  • [Presentation] Non-Programmable Random Oracle ModelにおけるFiat-Shamir 型署名の安全性証明不可能性の再考察2016

    • Author(s)
      福光正幸, 長谷川真吾
    • Organizer
      2016年暗号と情報セキュリティシンポジウム(SCIS2016)
    • Place of Presentation
      ANAクラウンプラザホテル熊本ニュースカイ(熊本県熊本市)
    • Year and Date
      2016-01-19
    • Data Source
      KAKENHI-PROJECT-15K16001
  • [Presentation] Impossibility on the Provable Security of the Fiat-Shamir-Type Signatures in the Non-programmable Random Oracle Model2016

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      ISC 2016
    • Place of Presentation
      ヒルトンワイキキビーチ(ホノルル, アメリカ合衆国)
    • Year and Date
      2016-09-07
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K16001
  • [Presentation] Non-Programmable Random Oracleモデル上で安全性証明可能なFiat-Shamir型署名2015

    • Author(s)
      福光正幸, 長谷川真吾
    • Organizer
      コンピュータセキュリティシンポジウム2015(CSS2015)
    • Place of Presentation
      長崎ブリックホール(長崎県長崎市)
    • Year and Date
      2015-10-21
    • Data Source
      KAKENHI-PROJECT-15K16001
  • [Presentation] Black-Box Separations on Fiat-Shamir-Type Signatures in the Non-Programmable Random Oracle Model2015

    • Author(s)
      Masayuki Fukumitsu, Shingo Hasegawa
    • Organizer
      ISC 2015
    • Place of Presentation
      トロンハイム(ノルウェー)
    • Year and Date
      2015-09-09
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K16001
  • [Presentation] 秘密分散法によりクラウドストレージを安全に活用する技術の実用化研究2014

    • Author(s)
      福光正幸, 長谷川真吾, 岩崎淳也, 酒井正夫, 高橋大樹
    • Organizer
      2014年暗号と情報セキュリティシンポジウム(SCIS2014)
    • Place of Presentation
      城山観光ホテル(鹿児島県鹿児島市)
    • Data Source
      KAKENHI-PROJECT-25870053
  • [Presentation] Password-protected Secret-sharing Schemes without Random Oracles

    • Author(s)
      Shingo Hasegawa, Shuji Isobe, Jun-ya Iwazaki, Eisuke Koizumi, Hiroki Shizuya
    • Organizer
      ISITA 2014
    • Place of Presentation
      メルボルン(オーストラリア)
    • Year and Date
      2014-10-26 – 2014-10-29
    • Data Source
      KAKENHI-PROJECT-25870053
  • [Presentation] 秘密分散法とサーバアプリ, スマートフォンを用いたパスワードマネージャのUDSフレームワークによる性能評価

    • Author(s)
      福光正幸, 長谷川真吾, 岩崎淳也、酒井正夫、高橋大樹
    • Organizer
      2015年電子情報通信学会総合大会
    • Place of Presentation
      立命館大学(滋賀県草津市)
    • Year and Date
      2015-03-10 – 2015-03-13
    • Data Source
      KAKENHI-PROJECT-25870053
  • [Presentation] 秘密分散法とサーバアプリを用いた安全性と利便性を両立するパスワードマネージャの提案

    • Author(s)
      福光正幸, 長谷川真吾, 岩崎淳也、酒井正夫、高橋大樹
    • Organizer
      コンピュータセキュリティシンポジウム2014
    • Place of Presentation
      札幌コンベンションセンター(北海道札幌市)
    • Year and Date
      2014-10-22 – 2014-10-24
    • Data Source
      KAKENHI-PROJECT-25870053
  • 1.  福光 正幸 (10736119)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 7 results
  • 2.  穴田 啓晃 (40727202)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 6 results

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