IN2014CN04372A - - Google Patents

Info

Publication number
IN2014CN04372A
IN2014CN04372A IN4372CHN2014A IN2014CN04372A IN 2014CN04372 A IN2014CN04372 A IN 2014CN04372A IN 4372CHN2014 A IN4372CHN2014 A IN 4372CHN2014A IN 2014CN04372 A IN2014CN04372 A IN 2014CN04372A
Authority
IN
India
Prior art keywords
template
random number
public key
storage portion
stores
Prior art date
Application number
Other languages
English (en)
Inventor
Mitsuhiro Hattori
Takato Hirano
Takumi Mori
Takashi Ito
Nori Matsuda
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of IN2014CN04372A publication Critical patent/IN2014CN04372A/en

Links

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
    • H04L9/30—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)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Collating Specific Patterns (AREA)
  • Storage Device Security (AREA)
  • Lock And Its Accessories (AREA)
IN4372CHN2014 2011-11-30 2011-11-30 IN2014CN04372A (cg-RX-API-DMAC7.html)

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 (1)

Publication Number Publication Date
IN2014CN04372A true IN2014CN04372A (cg-RX-API-DMAC7.html) 2015-09-04

Family

ID=48534844

Family Applications (1)

Application Number Title Priority Date Filing Date
IN4372CHN2014 IN2014CN04372A (cg-RX-API-DMAC7.html) 2011-11-30 2011-11-30

Country Status (6)

Country Link
US (1) US20140247939A1 (cg-RX-API-DMAC7.html)
EP (1) EP2787681B1 (cg-RX-API-DMAC7.html)
JP (1) JP5586795B2 (cg-RX-API-DMAC7.html)
CN (1) CN103975553B (cg-RX-API-DMAC7.html)
IN (1) IN2014CN04372A (cg-RX-API-DMAC7.html)
WO (1) WO2013080320A1 (cg-RX-API-DMAC7.html)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE48146E1 (en) 2012-01-25 2020-08-04 Mitsubishi Electric Corporation Data search device, data search method, computer readable medium storing data search program, data registration device, data registration method, computer readable medium storing data registration program, and information processing device
JP5963936B2 (ja) 2013-02-25 2016-08-03 三菱電機株式会社 サーバ装置、秘匿検索プログラム，記録媒体及び秘匿検索システム
US8966277B2 (en) * 2013-03-15 2015-02-24 Mitsubishi Electric Research Laboratories, Inc. Method for authenticating an encryption of biometric data
US10680816B2 (en) * 2014-03-26 2020-06-09 Continental Teves Ag & Co. Ohg Method and system for improving the data security during a communication process
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
EP3752940B1 (en) * 2018-02-13 2023-09-27 Fingerprint Cards Anacatum IP AB Updating biometric template protection keys
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
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
JPWO2020121458A1 (ja) * 2018-12-12 2021-10-21 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
US20240104182A1 (en) 2021-01-29 2024-03-28 Nec Corporation Biometric authentication system, template updating method therefor, storage medium, biometric authentication client device, and biometric authentication server device
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

Family Cites Families (6)

* 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
WO2006054208A1 (en) * 2004-11-16 2006-05-26 Koninklijke Philips Electronics N.V. Securely computing a similarity measure
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
CN102598576B (zh) 2009-10-29 2014-09-17 三菱电机株式会社 数据处理装置
JP5573293B2 (ja) * 2010-03-30 2014-08-20 富士通株式会社 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
CN103975553A (zh) 2014-08-06
CN103975553B (zh) 2016-10-12
JPWO2013080320A1 (ja) 2015-04-27
WO2013080320A1 (ja) 2013-06-06
JP5586795B2 (ja) 2014-09-10
EP2787681A1 (en) 2014-10-08
US20140247939A1 (en) 2014-09-04
EP2787681A4 (en) 2015-10-14
EP2787681B1 (en) 2016-10-12

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