DE602008004667D1 - Verfahren zur asymmetrischen verschlüsselung oder zur prüfung einer signatur - Google Patents

Verfahren zur asymmetrischen verschlüsselung oder zur prüfung einer signatur

Info

Publication number
DE602008004667D1
DE602008004667D1 DE602008004667T DE602008004667T DE602008004667D1 DE 602008004667 D1 DE602008004667 D1 DE 602008004667D1 DE 602008004667 T DE602008004667 T DE 602008004667T DE 602008004667 T DE602008004667 T DE 602008004667T DE 602008004667 D1 DE602008004667 D1 DE 602008004667D1
Authority
DE
Germany
Prior art keywords
sequence
field
predetermined
block
successive
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
DE602008004667T
Other languages
English (en)
Inventor
Olivier Billet
Yannick Seurin
Jacques Patarin
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.)
Orange SA
Original Assignee
France Telecom SA
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 France Telecom SA filed Critical France Telecom SA
Publication of DE602008004667D1 publication Critical patent/DE602008004667D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04L9/3093—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving Lattices or polynomial equations, e.g. NTRU scheme

Landscapes

  • Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Collating Specific Patterns (AREA)
  • Detection And Correction Of Errors (AREA)
DE602008004667T 2007-07-06 2008-06-30 Verfahren zur asymmetrischen verschlüsselung oder zur prüfung einer signatur Active DE602008004667D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0756328A FR2918525A1 (fr) 2007-07-06 2007-07-06 Procede asymetrique de chiffrement ou de verification de signature.
PCT/FR2008/051200 WO2009007626A2 (fr) 2007-07-06 2008-06-30 Procede asymetrique de chiffrement ou de verification de signature

Publications (1)

Publication Number Publication Date
DE602008004667D1 true DE602008004667D1 (de) 2011-03-03

Family

ID=39092074

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602008004667T Active DE602008004667D1 (de) 2007-07-06 2008-06-30 Verfahren zur asymmetrischen verschlüsselung oder zur prüfung einer signatur

Country Status (7)

Country Link
US (1) US8331556B2 (de)
EP (1) EP2179535B1 (de)
AT (1) ATE496446T1 (de)
DE (1) DE602008004667D1 (de)
ES (1) ES2359603T3 (de)
FR (1) FR2918525A1 (de)
WO (1) WO2009007626A2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5790291B2 (ja) * 2011-08-12 2015-10-07 ソニー株式会社 情報処理装置、署名提供方法、署名検証方法、プログラム、及び記録媒体
JP5790319B2 (ja) * 2011-08-29 2015-10-07 ソニー株式会社 署名検証装置、署名検証方法、プログラム、及び記録媒体
CN103457726B (zh) * 2013-08-26 2016-12-28 华南理工大学 基于矩阵的多变量公钥加密方法
CN103490897B (zh) * 2013-09-17 2017-04-05 华南理工大学 一种多变量公钥签名/验证系统及签名/验证方法
CN103780383B (zh) * 2014-01-13 2017-05-31 华南理工大学 一种基于超球面的多变量公钥签名/验证系统及方法
WO2019092543A1 (en) 2017-11-09 2019-05-16 nChain Holdings Limited System for securing verification key from alteration and verifying validity of a proof of correctness
WO2019116187A1 (en) 2017-12-13 2019-06-20 nChain Holdings Limited System and method for securely sharing cryptographic material

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2230814T3 (es) * 1999-04-29 2005-05-01 Cp8 Technologies Metodos y sistemas de firma de clave publica.
US7961876B2 (en) * 2005-01-11 2011-06-14 Jintai Ding Method to produce new multivariate public key cryptosystems
FR2887048A1 (fr) * 2005-06-14 2006-12-15 France Telecom Procede et dispositif pour engendrer une suite pseudo-aleatoire
FR2899702A1 (fr) * 2006-04-10 2007-10-12 France Telecom Procede et dispositif pour engendrer une suite pseudo-aleatoire

Also Published As

Publication number Publication date
US20100183147A1 (en) 2010-07-22
EP2179535B1 (de) 2011-01-19
EP2179535A2 (de) 2010-04-28
ATE496446T1 (de) 2011-02-15
US8331556B2 (en) 2012-12-11
ES2359603T3 (es) 2011-05-25
WO2009007626A2 (fr) 2009-01-15
WO2009007626A3 (fr) 2009-04-23
FR2918525A1 (fr) 2009-01-09

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