AU2021435668B2 - Secure search method, system thereof, apparatus thereof, encryption apparatus, searcher terminal, and program - Google Patents

Secure search method, system thereof, apparatus thereof, encryption apparatus, searcher terminal, and program Download PDF

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Publication number
AU2021435668B2
AU2021435668B2 AU2021435668A AU2021435668A AU2021435668B2 AU 2021435668 B2 AU2021435668 B2 AU 2021435668B2 AU 2021435668 A AU2021435668 A AU 2021435668A AU 2021435668 A AU2021435668 A AU 2021435668A AU 2021435668 B2 AU2021435668 B2 AU 2021435668B2
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AU
Australia
Prior art keywords
target
data
condition
feature
search
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AU2021435668A
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English (en)
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AU2021435668A1 (en
Inventor
Koji Chida
Atsunori ICHIKAWA
Satoshi Takahashi
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NTT Inc
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NTT Inc USA
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Publication of AU2021435668A1 publication Critical patent/AU2021435668A1/en
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Assigned to NTT, INC. reassignment NTT, INC. Request to Amend Deed and Register Assignors: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/008—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols involving homomorphic encryption
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/602—Providing cryptographic facilities or services
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
    • G06F21/6227—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database where protection concerns the structure of data, e.g. records, types, queries
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
    • G06F21/6245—Protecting personal data, e.g. for financial or medical purposes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/085—Secret sharing or secret splitting, e.g. threshold schemes

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Medical Informatics (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Storage Device Security (AREA)
AU2021435668A 2021-03-22 2021-03-22 Secure search method, system thereof, apparatus thereof, encryption apparatus, searcher terminal, and program Active AU2021435668B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/011664 WO2022201235A1 (ja) 2021-03-22 2021-03-22 秘密検索方法、秘密検索システム、秘密検索装置、暗号化装置、検索者端末、およびプログラム

Publications (2)

Publication Number Publication Date
AU2021435668A1 AU2021435668A1 (en) 2023-09-21
AU2021435668B2 true AU2021435668B2 (en) 2025-03-13

Family

ID=83395276

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2021435668A Active AU2021435668B2 (en) 2021-03-22 2021-03-22 Secure search method, system thereof, apparatus thereof, encryption apparatus, searcher terminal, and program

Country Status (6)

Country Link
US (1) US20240169087A1 (https=)
EP (1) EP4293649A4 (https=)
JP (1) JPWO2022201235A1 (https=)
CN (1) CN117099147A (https=)
AU (1) AU2021435668B2 (https=)
WO (1) WO2022201235A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7576939B2 (ja) * 2020-07-22 2024-11-01 株式会社野村総合研究所 秘密計算システム、秘密計算方法、及びプログラム
CN117909761A (zh) * 2024-01-22 2024-04-19 支付宝(杭州)信息技术有限公司 用于确定对象相似性的方法、对象推荐方法和装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016012111A (ja) * 2014-06-30 2016-01-21 富士通株式会社 暗号処理方法、暗号処理装置、および暗号処理プログラム
WO2016203555A1 (ja) * 2015-06-16 2016-12-22 株式会社日立製作所 類似性秘匿検索システム、類似性秘匿検索方法
JP2017111793A (ja) * 2015-12-14 2017-06-22 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 検索方法、検索システム及びプログラム
JP2017175244A (ja) * 2016-03-22 2017-09-28 株式会社日立製作所 １：ｎ生体認証・暗号・署名システム

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010160235A (ja) * 2009-01-07 2010-07-22 Nippon Telegr & Teleph Corp <Ntt> 検索システム、端末装置、データベース装置、検索方法及びプログラム
JP5388727B2 (ja) * 2009-07-07 2014-01-15 三菱電機株式会社 情報処理システム及び情報処理装置及びサーバ装置及び情報処理方法及びプログラム
WO2013111284A1 (ja) * 2012-01-25 2013-08-01 三菱電機株式会社 データ検索装置、データ検索方法、データ検索プログラム、データ登録装置、データ登録方法、データ登録プログラムおよび情報処理装置
JP7067061B2 (ja) * 2018-01-05 2022-05-16 富士通株式会社 生体認証装置、生体認証方法および生体認証プログラム
EP3101645B1 (en) * 2014-01-28 2019-09-04 Nippon Telegraph and Telephone Corporation Secure computation method, secure computation system, secure computation server, registrant terminal, user terminal and program
JP6273185B2 (ja) 2014-09-30 2018-01-31 日本電信電話株式会社 監視情報共有システム、監視装置及びプログラム
JP6828322B2 (ja) * 2016-09-06 2021-02-10 日本電気株式会社 照合システムと方法とプログラム
WO2019124134A1 (ja) * 2017-12-19 2019-06-27 日本電信電話株式会社 検索装置、検索方法、プログラム、および記録媒体
CN110968680B (zh) * 2018-09-29 2023-07-04 索意互动（北京）信息技术有限公司 一种客户端、服务器、检索方法及其系统

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016012111A (ja) * 2014-06-30 2016-01-21 富士通株式会社 暗号処理方法、暗号処理装置、および暗号処理プログラム
WO2016203555A1 (ja) * 2015-06-16 2016-12-22 株式会社日立製作所 類似性秘匿検索システム、類似性秘匿検索方法
JP2017111793A (ja) * 2015-12-14 2017-06-22 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 検索方法、検索システム及びプログラム
JP2017175244A (ja) * 2016-03-22 2017-09-28 株式会社日立製作所 １：ｎ生体認証・暗号・署名システム

Also Published As

Publication number Publication date
US20240169087A1 (en) 2024-05-23
JPWO2022201235A1 (https=) 2022-09-29
WO2022201235A1 (ja) 2022-09-29
EP4293649A4 (en) 2025-01-01
AU2021435668A1 (en) 2023-09-21
CN117099147A (zh) 2023-11-21
EP4293649A1 (en) 2023-12-20

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Legal Events

Date Code Title Description
DA3 Amendments made section 104

Free format text: THE NATURE OF THE AMENDMENT IS: AMEND THE INVENTION TITLE TO READ SECURE SEARCH METHOD, SYSTEM THEREOF, APPARATUS THEREOF, ENCRYPTION APPARATUS, SEARCHER TERMINAL, AND PROGRAM

FGA Letters patent sealed or granted (standard patent)
HB Alteration of name in register

Owner name: NTT, INC.

Free format text: FORMER NAME(S): NIPPON TELEGRAPH AND TELEPHONE CORPORATION