DE69735290D1 - Verfahren zur unsymmetrischen kryptographischen kommunikation und zugehöriger tragbarer gegenstand - Google Patents

Verfahren zur unsymmetrischen kryptographischen kommunikation und zugehöriger tragbarer gegenstand

Info

Publication number
DE69735290D1
DE69735290D1 DE69735290T DE69735290T DE69735290D1 DE 69735290 D1 DE69735290 D1 DE 69735290D1 DE 69735290 T DE69735290 T DE 69735290T DE 69735290 T DE69735290 T DE 69735290T DE 69735290 D1 DE69735290 D1 DE 69735290D1
Authority
DE
Germany
Prior art keywords
unsymmetric
cryptographic communication
related article
article
cryptographic
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 - Lifetime
Application number
DE69735290T
Other languages
English (en)
Other versions
DE69735290T2 (de
Inventor
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.)
CP8 Technologies SA
Original Assignee
CP8 Technologies 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 CP8 Technologies SA filed Critical CP8 Technologies SA
Publication of DE69735290D1 publication Critical patent/DE69735290D1/de
Application granted granted Critical
Publication of DE69735290T2 publication Critical patent/DE69735290T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04L9/32—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
    • 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
    • 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
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/12—Details relating to cryptographic hardware or logic circuitry
    • 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
    • H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Storage Device Security (AREA)
  • Complex Calculations (AREA)
  • Error Detection And Correction (AREA)
  • Mobile Radio Communication Systems (AREA)
DE69735290T 1996-01-26 1997-01-24 Verfahren zur unsymmetrischen kryptographischen kommunikation und zugehöriger tragbarer gegenstand Expired - Lifetime DE69735290T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9600958A FR2744309B1 (fr) 1996-01-26 1996-01-26 Procede de communicatin cryptographique asymetrique, et objet portatif associe
FR9600958 1996-01-26
PCT/FR1997/000139 WO1997027688A1 (fr) 1996-01-26 1997-01-24 Procede de communication cryptographique asymetrique, et objet portatif associe

Publications (2)

Publication Number Publication Date
DE69735290D1 true DE69735290D1 (de) 2006-04-27
DE69735290T2 DE69735290T2 (de) 2006-10-19

Family

ID=9488529

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69735290T Expired - Lifetime DE69735290T2 (de) 1996-01-26 1997-01-24 Verfahren zur unsymmetrischen kryptographischen kommunikation und zugehöriger tragbarer gegenstand

Country Status (15)

Country Link
US (1) US6111952A (de)
EP (1) EP0818094B1 (de)
JP (2) JPH10505439A (de)
KR (1) KR100445893B1 (de)
CN (1) CN100353704C (de)
AU (1) AU734668B2 (de)
BR (1) BR9702043A (de)
CA (1) CA2216607C (de)
DE (1) DE69735290T2 (de)
FR (1) FR2744309B1 (de)
HK (1) HK1009688A1 (de)
IL (1) IL121839A (de)
NO (1) NO321423B1 (de)
TW (1) TW286465B (de)
WO (1) WO1997027688A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19812903A1 (de) * 1998-03-18 1999-09-23 Francotyp Postalia Gmbh Frankiereinrichtung und ein Verfahren zur Erzeugung gültiger Daten für Frankierabdrucke
DK1049289T3 (da) * 1999-04-29 2005-02-14 Cp8 Technologies Offentlig nögle underskriftfremgangsmåde og -systemer
JP4640663B2 (ja) * 2000-06-30 2011-03-02 ネッツエスアイ東洋株式会社 秘密情報生成装置及び方法
KR100388059B1 (ko) * 2000-12-23 2003-06-18 한국전자통신연구원 비대칭키 암호 알고리즘을 이용한 데이터 암호화 시스템및 그 방법
US7729991B2 (en) * 2001-03-20 2010-06-01 Booz-Allen & Hamilton Inc. Method and system for electronic voter registration and electronic voting over a network
US7136484B1 (en) * 2001-10-01 2006-11-14 Silicon Image, Inc. Cryptosystems using commuting pairs in a monoid
EP1515502B1 (de) * 2003-09-15 2007-08-15 Philippe Baumard Verfahren und System zur Interessenniveaumessung von digitalen Nachrichten
US8139764B2 (en) * 2008-05-06 2012-03-20 Harris Corporation Closed galois field cryptographic system
JP5349261B2 (ja) * 2009-04-23 2013-11-20 三菱電機株式会社 暗号処理システム、鍵生成装置、鍵委譲装置、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
US11093213B1 (en) * 2010-12-29 2021-08-17 Ternarylogic Llc Cryptographic computer machines with novel switching devices
US11336425B1 (en) * 2010-06-01 2022-05-17 Ternarylogic Llc Cryptographic machines characterized by a Finite Lab-Transform (FLT)
TW201351195A (zh) * 2012-03-02 2013-12-16 Sony Corp 演算裝置、控制方法、及程式
US20230125560A1 (en) * 2015-12-20 2023-04-27 Peter Lablans Cryptographic Computer Machines with Novel Switching Devices
GB201611698D0 (en) * 2016-07-05 2016-08-17 Eitc Holdings Ltd Blockchain-implemented control method and system
US20180115535A1 (en) * 2016-10-24 2018-04-26 Netflix, Inc. Blind En/decryption for Multiple Clients Using a Single Key Pair

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5263085A (en) * 1992-11-13 1993-11-16 Yeda Research & Development Co. Ltd. Fast signature scheme based on sequentially linearized equations
US5375170A (en) * 1992-11-13 1994-12-20 Yeda Research & Development Co., Ltd. Efficient signature scheme based on birational permutations
FR2737370B1 (fr) * 1995-07-27 1997-08-22 Bull Cp8 Procede de communication cryptographique
US5740250A (en) * 1995-12-15 1998-04-14 Moh; Tzuong-Tsieng Tame automorphism public key system

Also Published As

Publication number Publication date
HK1009688A1 (en) 1999-09-10
CN1178619A (zh) 1998-04-08
JP2003076269A (ja) 2003-03-14
CA2216607C (fr) 2004-11-30
EP0818094B1 (de) 2006-02-22
AU734668B2 (en) 2001-06-21
KR19980703470A (ko) 1998-11-05
CN100353704C (zh) 2007-12-05
JPH10505439A (ja) 1998-05-26
IL121839A0 (en) 1998-02-22
TW286465B (en) 1996-09-21
NO974441L (no) 1997-11-25
DE69735290T2 (de) 2006-10-19
FR2744309A1 (fr) 1997-08-01
KR100445893B1 (ko) 2004-11-10
NO974441D0 (no) 1997-09-25
EP0818094A1 (de) 1998-01-14
NO321423B1 (no) 2006-05-08
WO1997027688A1 (fr) 1997-07-31
FR2744309B1 (fr) 1998-03-06
IL121839A (en) 2000-10-31
BR9702043A (pt) 1998-01-13
CA2216607A1 (fr) 1997-07-31
US6111952A (en) 2000-08-29

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