CN103975553B - 数据处理装置以及数据处理方法 - Google Patents

数据处理装置以及数据处理方法 Download PDF

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Publication number
CN103975553B
CN103975553B CN201180075191.2A CN201180075191A CN103975553B CN 103975553 B CN103975553 B CN 103975553B CN 201180075191 A CN201180075191 A CN 201180075191A CN 103975553 B CN103975553 B CN 103975553B
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China
Prior art keywords
data
public key
encrypted
random number
unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
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CN201180075191.2A
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English (en)
Chinese (zh)
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CN103975553A (zh
Inventor
服部充洋
平野贵人
森拓海
伊藤隆
松田规
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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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    • 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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • 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
    • 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
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0869—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving random numbers or seeds
    • 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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H04L9/3066—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving algebraic varieties, e.g. elliptic or hyper-elliptic curves
    • H04L9/3073—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving algebraic varieties, e.g. elliptic or hyper-elliptic curves involving pairings, e.g. identity based encryption [IBE], bilinear mappings or bilinear pairings, e.g. Weil or Tate pairing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/56—Financial cryptography, e.g. electronic payment or e-cash

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Collating Specific Patterns (AREA)
  • Storage Device Security (AREA)
  • Lock And Its Accessories (AREA)
CN201180075191.2A 2011-11-30 2011-11-30 数据处理装置以及数据处理方法 Expired - Fee Related CN103975553B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2011/077623 WO2013080320A1 (ja) 2011-11-30 2011-11-30 データ処理装置及びデータ処理方法及びプログラム

Publications (2)

Publication Number Publication Date
CN103975553A CN103975553A (zh) 2014-08-06
CN103975553B true CN103975553B (zh) 2016-10-12

Family

ID=48534844

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201180075191.2A Expired - Fee Related CN103975553B (zh) 2011-11-30 2011-11-30 数据处理装置以及数据处理方法

Country Status (6)

Country Link
US (1) US20140247939A1 (enExample)
EP (1) EP2787681B1 (enExample)
JP (1) JP5586795B2 (enExample)
CN (1) CN103975553B (enExample)
IN (1) IN2014CN04372A (enExample)
WO (1) WO2013080320A1 (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN104995621B (zh) 2013-02-25 2018-06-05 三菱电机株式会社 服务器装置以及隐匿检索系统
US8966277B2 (en) * 2013-03-15 2015-02-24 Mitsubishi Electric Research Laboratories, Inc. Method for authenticating an encryption of biometric data
CN106165339A (zh) * 2014-03-26 2016-11-23 大陆-特韦斯股份有限公司 用于在通信过程中改进数据安全性的方法和系统
US10592682B2 (en) * 2015-02-20 2020-03-17 Mitsubishi Electric Corporation Data storage apparatus, data processing method, and computer readable medium adding a user attribute of a revoked user to an embedded decryption condition while encrypted data remains in an encrypted state
WO2019014425A1 (en) * 2017-07-13 2019-01-17 Pindrop Security, Inc. SAFE PARTY WITH SEVERAL PARTIES KNOWING NO VOICE IMPRESSIONS
KR102578428B1 (ko) * 2018-02-13 2023-09-14 핑거프린트 카드즈 아나카툼 아이피 에이비 생체 인식 템플릿 보호 키 업데이트
US10665244B1 (en) 2018-03-22 2020-05-26 Pindrop Security, Inc. Leveraging multiple audio channels for authentication
US11354422B2 (en) * 2018-11-02 2022-06-07 Rank One Computing Corporation Optimizations for privacy-preserving distance metric computation
US20220052841A1 (en) * 2018-12-12 2022-02-17 Nec Corporation Matching system, client and server
WO2020121461A1 (ja) * 2018-12-12 2020-06-18 日本電気株式会社 照合システム、クライアントおよびサーバ
US12099997B1 (en) 2020-01-31 2024-09-24 Steven Mark Hoffberg Tokenized fungible liabilities
JP7563496B2 (ja) 2021-01-29 2024-10-08 日本電気株式会社 生体認証システム、そのテンプレート更新方法、テンプレート更新プログラム、生体認証クライアント装置及び生体認証サーバ装置
US12493417B2 (en) * 2022-06-02 2025-12-09 Micron Technology, Inc. Verified key replacement in secure memory devices
US20230396431A1 (en) * 2022-06-02 2023-12-07 Micron Technology, Inc. Error reduction during cryptographic key updates in secure memory devices

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5991414A (en) * 1997-09-12 1999-11-23 International Business Machines Corporation Method and apparatus for the secure distributed storage and retrieval of information
CN101057448A (zh) * 2004-11-16 2007-10-17 皇家飞利浦电子股份有限公司 安全地计算相似性度量
JP2011211593A (ja) * 2010-03-30 2011-10-20 Fujitsu Ltd 認証装置、暗号化装置、トークンデバイス、認証方法、および認証プログラム

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4961214B2 (ja) 2006-03-29 2012-06-27 株式会社日立情報制御ソリューションズ 生体認証方法およびシステム
US8995665B1 (en) * 2008-08-20 2015-03-31 Symantec Corporation Role based encryption without key management system
WO2011052056A1 (ja) 2009-10-29 2011-05-05 三菱電機株式会社 データ処理装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5991414A (en) * 1997-09-12 1999-11-23 International Business Machines Corporation Method and apparatus for the secure distributed storage and retrieval of information
CN101057448A (zh) * 2004-11-16 2007-10-17 皇家飞利浦电子股份有限公司 安全地计算相似性度量
JP2011211593A (ja) * 2010-03-30 2011-10-20 Fujitsu Ltd 認証装置、暗号化装置、トークンデバイス、認証方法、および認証プログラム

Also Published As

Publication number Publication date
JPWO2013080320A1 (ja) 2015-04-27
EP2787681A4 (en) 2015-10-14
EP2787681A1 (en) 2014-10-08
EP2787681B1 (en) 2016-10-12
IN2014CN04372A (enExample) 2015-09-04
JP5586795B2 (ja) 2014-09-10
WO2013080320A1 (ja) 2013-06-06
US20140247939A1 (en) 2014-09-04
CN103975553A (zh) 2014-08-06

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Granted publication date: 20161012

Termination date: 20191130

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