AU4493599A - A method for preventing key share attacks - Google Patents

A method for preventing key share attacks

Info

Publication number
AU4493599A
AU4493599A AU44935/99A AU4493599A AU4493599A AU 4493599 A AU4493599 A AU 4493599A AU 44935/99 A AU44935/99 A AU 44935/99A AU 4493599 A AU4493599 A AU 4493599A AU 4493599 A AU4493599 A AU 4493599A
Authority
AU
Australia
Prior art keywords
key share
preventing key
attacks
share attacks
preventing
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.)
Abandoned
Application number
AU44935/99A
Other languages
English (en)
Inventor
Simon Blake-Wilson
Alfred J. Menezes
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
Publication of AU4493599A publication Critical patent/AU4493599A/en
Abandoned 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)
AU44935/99A 1998-06-26 1999-06-28 A method for preventing key share attacks Abandoned AU4493599A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CA2241705 1998-06-26
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
AU4493599A true AU4493599A (en) 2000-01-17

Family

ID=4162587

Family Applications (1)

Application Number Title Priority Date Filing Date
AU44935/99A Abandoned AU4493599A (en) 1998-06-26 1999-06-28 A method for preventing key share attacks

Country Status (7)

Country Link
US (1) US6850620B2 (enExample)
EP (1) EP1090478B1 (enExample)
JP (1) JP4750274B2 (enExample)
AU (1) AU4493599A (enExample)
CA (1) CA2241705C (enExample)
DE (1) DE69942875D1 (enExample)
WO (1) WO2000001109A1 (enExample)

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
US20060152392A1 (en) * 2003-01-20 2006-07-13 Siemens Aktiengesellschaft Data transmission between computers
US7646872B2 (en) 2004-04-02 2010-01-12 Research In Motion Limited Systems and methods to securely generate shared keys
BRPI0509538B1 (pt) 2004-04-02 2019-01-15 Blackberry Ltd método, sinal digital, portadora, e primeiro sistema para estabelecer um percurso de comunicação bidirecional
US7545932B2 (en) 2004-10-29 2009-06-09 Thomson Licensing Secure authenticated channel
EP1906587A3 (en) * 2004-10-29 2008-04-16 Thomson Licensing, Inc. 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
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
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
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
WO1999057844A1 (en) * 1998-05-01 1999-11-11 Certicom Corp. Authenticated key agreement protocol

Also Published As

Publication number Publication date
DE69942875D1 (de) 2010-12-02
US6850620B2 (en) 2005-02-01
CA2241705C (en) 2006-06-20
US20010021256A1 (en) 2001-09-13
WO2000001109A1 (en) 2000-01-06
JP2002519939A (ja) 2002-07-02
EP1090478A1 (en) 2001-04-11
EP1090478B1 (en) 2010-10-20
JP4750274B2 (ja) 2011-08-17
CA2241705A1 (en) 1999-12-26

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase