DE69942875D1 - Angriffs - Google Patents

Angriffs

Info

Publication number
DE69942875D1
DE69942875D1 DE69942875T DE69942875T DE69942875D1 DE 69942875 D1 DE69942875 D1 DE 69942875D1 DE 69942875 T DE69942875 T DE 69942875T DE 69942875 T DE69942875 T DE 69942875T DE 69942875 D1 DE69942875 D1 DE 69942875D1
Authority
DE
Germany
Prior art keywords
attack
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
DE69942875T
Other languages
German (de)
English (en)
Inventor
Alfred J Menezes
Simon Blake-Wilson
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.)
Certicom Corp
Original Assignee
Certicom 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 Certicom Corp filed Critical Certicom Corp
Application granted granted Critical
Publication of DE69942875D1 publication Critical patent/DE69942875D1/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
    • H04L9/08—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
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • H04L9/0841—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols
    • H04L9/0844—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols with user authentication or key authentication, e.g. ElGamal, MTI, MQV-Menezes-Qu-Vanstone protocol or Diffie-Hellman protocols using implicitly-certified keys
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Small-Scale Networks (AREA)
DE69942875T 1998-06-26 1999-06-28 Angriffs Expired - Lifetime DE69942875D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002241705A CA2241705C (en) 1998-06-26 1998-06-26 A method for preventing key-share attacks
PCT/CA1999/000595 WO2000001109A1 (en) 1998-06-26 1999-06-28 A method for preventing key share attacks

Publications (1)

Publication Number Publication Date
DE69942875D1 true DE69942875D1 (de) 2010-12-02

Family

ID=4162587

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69942875T Expired - Lifetime DE69942875D1 (de) 1998-06-26 1999-06-28 Angriffs

Country Status (7)

Country Link
US (1) US6850620B2 (cg-RX-API-DMAC7.html)
EP (1) EP1090478B1 (cg-RX-API-DMAC7.html)
JP (1) JP4750274B2 (cg-RX-API-DMAC7.html)
AU (1) AU4493599A (cg-RX-API-DMAC7.html)
CA (1) CA2241705C (cg-RX-API-DMAC7.html)
DE (1) DE69942875D1 (cg-RX-API-DMAC7.html)
WO (1) WO2000001109A1 (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
DE19850665A1 (de) * 1998-11-03 2000-05-04 Siemens Ag Verfahren und Anordnung zur Authentifikation von einer ersten Instanz und einer zweiten Instanz
CA2277633C (en) 1999-07-19 2009-10-20 Certicom Corp. Split-key key-agreement protocol
FR2829644A1 (fr) * 2001-09-10 2003-03-14 St Microelectronics Sa Procede securise de transmission de donnees multimedia
EP1320006A1 (en) 2001-12-12 2003-06-18 Canal+ Technologies Société Anonyme Processing data
US7565537B2 (en) * 2002-06-10 2009-07-21 Microsoft Corporation Secure key exchange with mutual authentication
US7900051B2 (en) 2002-09-10 2011-03-01 Stmicroelectronics S.A. Secure multimedia data transmission method
EP1586184A1 (de) * 2003-01-20 2005-10-19 Siemens Aktiengesellschaft Daten bertragung zwischen rechnern
BRPI0509538B1 (pt) 2004-04-02 2019-01-15 Blackberry Ltd método, sinal digital, portadora, e primeiro sistema para estabelecer um percurso de comunicação bidirecional
US7646872B2 (en) * 2004-04-02 2010-01-12 Research In Motion Limited Systems and methods to securely generate shared keys
EP1906587A3 (en) * 2004-10-29 2008-04-16 Thomson Licensing, Inc. Secure authenticated channel
US7545932B2 (en) 2004-10-29 2009-06-09 Thomson Licensing Secure authenticated channel
DE102006004237A1 (de) * 2006-01-30 2007-08-16 Siemens Ag Verfahren und Vorrichtung zur Vereinbarung eines gemeinsamen Schlüssels zwischen einem ersten Kommunikationsgerät und einem zweiten Kommunikationsgerät
EP2073430B1 (en) 2007-12-21 2013-07-24 Research In Motion Limited Methods and systems for secure channel initialization transaction security based on a low entropy shared secret
US8452017B2 (en) * 2007-12-21 2013-05-28 Research In Motion Limited Methods and systems for secure channel initialization transaction security based on a low entropy shared secret
US8495375B2 (en) * 2007-12-21 2013-07-23 Research In Motion Limited Methods and systems for secure channel initialization

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2721238B2 (ja) * 1989-05-01 1998-03-04 富士通株式会社 署名機能を持つ鍵配送方式
US5491750A (en) * 1993-12-30 1996-02-13 International Business Machines Corporation Method and apparatus for three-party entity authentication and key distribution using message authentication codes
US5491749A (en) * 1993-12-30 1996-02-13 International Business Machines Corporation Method and apparatus for entity authentication and key distribution secure against off-line adversarial attacks
JPH0897813A (ja) * 1994-09-27 1996-04-12 Oki Electric Ind Co Ltd 通信方法および装置
US6487661B2 (en) * 1995-04-21 2002-11-26 Certicom Corp. Key agreement and transport protocol
JP3123916B2 (ja) * 1995-12-19 2001-01-15 日本電気株式会社 デジタル署名システム
US6212636B1 (en) * 1997-05-01 2001-04-03 Itt Manufacturing Enterprises Method for establishing trust in a computer network via association
US6246771B1 (en) * 1997-11-26 2001-06-12 V-One Corporation Session key recovery system and method
JPH11256901A (ja) * 1998-03-09 1999-09-21 Advance Co Ltd 暗号鍵管理方式
JP2002514841A (ja) * 1998-05-01 2002-05-21 サーティコム コーポレーション 認証鍵一致プロトコル

Also Published As

Publication number Publication date
US6850620B2 (en) 2005-02-01
AU4493599A (en) 2000-01-17
JP2002519939A (ja) 2002-07-02
WO2000001109A1 (en) 2000-01-06
CA2241705C (en) 2006-06-20
US20010021256A1 (en) 2001-09-13
CA2241705A1 (en) 1999-12-26
EP1090478A1 (en) 2001-04-11
EP1090478B1 (en) 2010-10-20
JP4750274B2 (ja) 2011-08-17

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