DE69633253D1 - Kryptographisches verfahren mit öffentlichem schlüssel - Google Patents

Kryptographisches verfahren mit öffentlichem schlüssel

Info

Publication number
DE69633253D1
DE69633253D1 DE69633253T DE69633253T DE69633253D1 DE 69633253 D1 DE69633253 D1 DE 69633253D1 DE 69633253 T DE69633253 T DE 69633253T DE 69633253 T DE69633253 T DE 69633253T DE 69633253 D1 DE69633253 D1 DE 69633253D1
Authority
DE
Germany
Prior art keywords
public key
key cryptographic
cryptographic procedure
procedure
public
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
Application number
DE69633253T
Other languages
English (en)
Other versions
DE69633253T2 (de
Inventor
Raihi David M
David Naccache
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.)
Gemplus SA
Original Assignee
Gemplus 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 Gemplus SA filed Critical Gemplus SA
Publication of DE69633253D1 publication Critical patent/DE69633253D1/de
Application granted granted Critical
Publication of DE69633253T2 publication Critical patent/DE69633253T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/72—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using residue arithmetic
    • G06F7/723—Modular exponentiation
    • 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
    • H04L9/3006—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters
    • H04L9/3013—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters involving the discrete logarithm problem, e.g. ElGamal or Diffie-Hellman systems
    • 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
    • H04L2209/08—Randomization, e.g. dummy operations or using noise
    • 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
    • H04L2209/125—Parallelization or pipelining, e.g. for accelerating processing of cryptographic operations
    • 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)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Complex Calculations (AREA)
  • Storage Device Security (AREA)
DE69633253T 1996-06-05 1996-06-05 Kryptographisches verfahren mit öffentlichem schlüssel Expired - Fee Related DE69633253T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/FR1996/000840 WO1997047110A1 (fr) 1996-06-05 1996-06-05 Procede de cryptographie a cle publique

Publications (2)

Publication Number Publication Date
DE69633253D1 true DE69633253D1 (de) 2004-09-30
DE69633253T2 DE69633253T2 (de) 2005-09-15

Family

ID=9488451

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69633253T Expired - Fee Related DE69633253T2 (de) 1996-06-05 1996-06-05 Kryptographisches verfahren mit öffentlichem schlüssel

Country Status (7)

Country Link
US (1) US6459791B1 (de)
EP (1) EP0909495B1 (de)
JP (1) JP2000511649A (de)
CA (1) CA2257907A1 (de)
DE (1) DE69633253T2 (de)
ES (1) ES2227595T3 (de)
WO (1) WO1997047110A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6337909B1 (en) * 1996-10-10 2002-01-08 Certicom Corp. Generation of session keys for El Gamal-like protocols from low hamming weight integers
DE19963408A1 (de) * 1999-12-28 2001-08-30 Giesecke & Devrient Gmbh Tragbarer Datenträger mit Zugriffsschutz durch Schlüsselteilung
CA2329590C (en) * 2000-12-27 2012-06-26 Certicom Corp. Method of public key generation
JP2002247025A (ja) * 2001-02-22 2002-08-30 Hitachi Ltd 情報処理装置
FR2823327B1 (fr) * 2001-04-09 2003-08-08 Gemplus Card Int Dispositif destine a realiser des calculs d'exponentiation securisee et utilisation d'un tel dispositif
GB2393622B (en) * 2001-09-13 2005-07-13 Nds Ltd Hacking prevention system
US7184551B2 (en) * 2002-09-30 2007-02-27 Micron Technology, Inc. Public key cryptography using matrices
US7366302B2 (en) * 2003-08-25 2008-04-29 Sony Corporation Apparatus and method for an iterative cryptographic block
US7370202B2 (en) * 2004-11-02 2008-05-06 Voltage Security, Inc. Security device for cryptographic communications
WO2006103851A1 (ja) * 2005-03-28 2006-10-05 Matsushita Electric Industrial Co., Ltd. 冪値生成装置
US8656177B2 (en) * 2008-06-23 2014-02-18 Voltage Security, Inc. Identity-based-encryption system
CN114448611A (zh) * 2020-11-02 2022-05-06 中兴通讯股份有限公司 密钥生成方法、装置、电子设备及存储介质

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5204901A (en) * 1991-08-01 1993-04-20 General Electric Company Public key cryptographic mechanism
FR2700430B1 (fr) * 1992-12-30 1995-02-10 Jacques Stern Procédé d'authentification d'au moins un dispositif d'identification par un dispositif de vérification et dispositif pour sa mise en Óoeuvre.

Also Published As

Publication number Publication date
WO1997047110A1 (fr) 1997-12-11
EP0909495B1 (de) 2004-08-25
CA2257907A1 (fr) 1997-12-11
US6459791B1 (en) 2002-10-01
EP0909495A1 (de) 1999-04-21
ES2227595T3 (es) 2005-04-01
JP2000511649A (ja) 2000-09-05
DE69633253T2 (de) 2005-09-15

Similar Documents

Publication Publication Date Title
DE69737097D1 (de) Kryptographisches verfahren und vorrichtung mit öffentlichem schlüssel
DE69532099D1 (de) Schlüsselschloss-Vorrichtung
DE59803215D1 (de) Tasteneinheit
DE29606075U1 (de) Kombinationsschloßvorrichtung
DE69633253D1 (de) Kryptographisches verfahren mit öffentlichem schlüssel
DE69630937D1 (de) Einrichtung mit kryptographischen Schlüsseln mehrfacher Länge
DE59606426D1 (de) Schlüssel
FI962244A0 (fi) Lock
DE29711144U1 (de) Schlüssel
KR970049771U (ko) 자물쇠
DE29610086U1 (de) Schloß
DE29617043U1 (de) Diebstahlsicherungsschlüssel
DE29603902U1 (de) Hinterschloßschlüssel
KR970002049U (ko) 열쇠
KR970049772U (ko) 자물쇠
IT242066Y1 (it) Chiavetta spremi-tubetti
KR980003264U (ko) 열쇠
KR970048940U (ko) 열쇠
DE29617056U1 (de) Schlüssel
DE29610080U1 (de) Schlüssel
KR970039602U (ko) 신원 확인이 가능한 열쇠
BR7600995U (pt) Chave rápida
BR9400792A (pt) Cadeado de segredo moaroc
UA25094A (uk) Секретhий замок
DE29623445U1 (de) Schloß-Schlüsselsystem

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee
R082 Change of representative

Ref document number: 909495

Country of ref document: EP

Representative=s name: HOFFMANN - EITLE, 81925 MUENCHEN, DE