ES2684945T3 - Sistema de procesamiento de firmas, dispositivo de generación de claves, dispositivo de firmas, dispositivo de verificación, método de procesamiento de firmas y programa de procesamiento de firmas - Google Patents

Sistema de procesamiento de firmas, dispositivo de generación de claves, dispositivo de firmas, dispositivo de verificación, método de procesamiento de firmas y programa de procesamiento de firmas Download PDF

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Publication number
ES2684945T3
ES2684945T3 ES11856860.9T ES11856860T ES2684945T3 ES 2684945 T3 ES2684945 T3 ES 2684945T3 ES 11856860 T ES11856860 T ES 11856860T ES 2684945 T3 ES2684945 T3 ES 2684945T3
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ES
Spain
Prior art keywords
signature
key
integer
base
vector
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.)
Active
Application number
ES11856860.9T
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English (en)
Spanish (es)
Inventor
Katsuyuki Takashima
Tatsuaki Okamoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
NTT Inc
Original Assignee
Mitsubishi Electric Corp
Nippon Telegraph and Telephone 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, Nippon Telegraph and Telephone Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of ES2684945T3 publication Critical patent/ES2684945T3/es
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Anticipated expiration legal-status Critical

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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
    • H04L9/08—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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
    • 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
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • 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
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
    • H04L9/3255—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures using group based signatures, e.g. ring or threshold signatures

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Computing Systems (AREA)
  • Storage Device Security (AREA)
  • Collating Specific Patterns (AREA)
  • Complex Calculations (AREA)
ES11856860.9T 2011-01-25 2011-12-08 Sistema de procesamiento de firmas, dispositivo de generación de claves, dispositivo de firmas, dispositivo de verificación, método de procesamiento de firmas y programa de procesamiento de firmas Active ES2684945T3 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011013281 2011-01-25
JP2011013281A JP5606344B2 (ja) 2011-01-25 2011-01-25 署名処理システム、鍵生成装置、署名装置、検証装置、署名処理方法及び署名処理プログラム
PCT/JP2011/078463 WO2012101913A1 (ja) 2011-01-25 2011-12-08 署名処理システム、鍵生成装置、署名装置、検証装置、署名処理方法及び署名処理プログラム

Publications (1)

Publication Number Publication Date
ES2684945T3 true ES2684945T3 (es) 2018-10-05

Family

ID=46580497

Family Applications (1)

Application Number Title Priority Date Filing Date
ES11856860.9T Active ES2684945T3 (es) 2011-01-25 2011-12-08 Sistema de procesamiento de firmas, dispositivo de generación de claves, dispositivo de firmas, dispositivo de verificación, método de procesamiento de firmas y programa de procesamiento de firmas

Country Status (7)

Country Link
US (1) US9106408B2 (https=)
EP (1) EP2670081B1 (https=)
JP (1) JP5606344B2 (https=)
KR (1) KR101431412B1 (https=)
CN (1) CN103348624B (https=)
ES (1) ES2684945T3 (https=)
WO (1) WO2012101913A1 (https=)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2755158A1 (en) * 2013-01-09 2014-07-16 Thomson Licensing Method and device for privacy-respecting data processing
EP2860904A1 (en) * 2013-10-08 2015-04-15 Thomson Licensing Method for signing a set of binary elements, and updating such signature, corresponding electronic device and computer program product
EP2860905A1 (en) * 2013-10-09 2015-04-15 Thomson Licensing Method for ciphering a message via a keyed homomorphic encryption function, corresponding electronic device and computer program product
JP6087849B2 (ja) * 2014-01-17 2017-03-01 日本電信電話株式会社 代理署名装置、署名検証装置、鍵生成装置、代理署名システム、およびプログラム
US9640090B2 (en) 2014-02-24 2017-05-02 Mitsubishi Electric Corporation Cryptographic system and computer readable medium
JP6204271B2 (ja) * 2014-06-05 2017-09-27 日本電信電話株式会社 署名システム、鍵生成装置、およびプログラム
WO2016014048A1 (en) * 2014-07-23 2016-01-28 Hewlett-Packard Development Company, L.P. Attribute-based cryptography
WO2019199283A1 (en) * 2018-04-10 2019-10-17 Visa International Service Association Tamper-resistant data encoding for mobile devices
CN109728910A (zh) * 2018-12-27 2019-05-07 北京永恒纪元科技有限公司 一种高效的门限分布式椭圆曲线密钥生成及签名方法和系统
JP7233265B2 (ja) * 2019-03-15 2023-03-06 三菱電機株式会社 署名装置、検証装置、署名方法、検証方法、署名プログラム及び検証プログラム
US12099997B1 (en) 2020-01-31 2024-09-24 Steven Mark Hoffberg Tokenized fungible liabilities
CN113919008B (zh) * 2021-10-28 2024-10-25 福建师范大学 具有固定签名长度的可追踪属性基签名方法及系统
CN114189340B (zh) * 2021-12-09 2023-05-23 电子科技大学 一种基于素数阶群的基于属性签名方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997016903A1 (en) * 1995-11-03 1997-05-09 Stefanus Alfonsus Brands Cryptographic methods for demonstrating satisfiable formulas from propositional logic
US6320966B1 (en) 1996-10-23 2001-11-20 Stefanus A. Brands Cryptographic methods for demonstrating satisfiable formulas from propositional logic
US7181017B1 (en) * 2001-03-23 2007-02-20 David Felsher System and method for secure three-party communications
EP1873965A1 (en) * 2005-04-18 2008-01-02 Matsushita Electric Industrial Co., Ltd. Signature generation device and signature verification device
JP5001176B2 (ja) * 2005-12-28 2012-08-15 パナソニック株式会社 署名生成装置、署名生成方法及び署名生成プログラム
US8341416B2 (en) 2006-05-21 2012-12-25 International Business Machines Corporation Assertion message signatures
EP2080314A2 (en) * 2006-10-25 2009-07-22 Spyrus, Inc. Method and system for deploying advanced cryptographic algorithms
US8281131B2 (en) * 2008-08-28 2012-10-02 International Business Machines Corporation Attributes in cryptographic credentials
CN102369687B (zh) * 2009-04-24 2014-09-17 日本电信电话株式会社 密码系统、密码通信方法、加密装置、密钥生成装置、解密装置、内容服务器装置、程序、存储介质
CN102396011B (zh) * 2009-04-24 2014-04-16 日本电信电话株式会社 加密装置、解密装置、加密方法、解密方法、安全方法、程序以及记录介质
WO2011007697A1 (ja) * 2009-07-13 2011-01-20 日本電気株式会社 匿名認証署名システム、ユーザ装置、検証装置、署名方法、検証方法およびそれらのプログラム
JP5693206B2 (ja) 2010-12-22 2015-04-01 三菱電機株式会社 暗号処理システム、鍵生成装置、暗号化装置、復号装置、暗号処理方法及び暗号処理プログラム

Also Published As

Publication number Publication date
CN103348624B (zh) 2016-04-27
EP2670081A4 (en) 2017-07-26
WO2012101913A1 (ja) 2012-08-02
EP2670081B1 (en) 2018-07-11
JP2012155088A (ja) 2012-08-16
US20130322627A1 (en) 2013-12-05
CN103348624A (zh) 2013-10-09
KR20130130810A (ko) 2013-12-02
EP2670081A1 (en) 2013-12-04
JP5606344B2 (ja) 2014-10-15
KR101431412B1 (ko) 2014-08-19
US9106408B2 (en) 2015-08-11

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