DE60037102D1 - Kodierungschlüsselaustauschprotokoll - Google Patents

Kodierungschlüsselaustauschprotokoll

Info

Publication number
DE60037102D1
DE60037102D1 DE60037102T DE60037102T DE60037102D1 DE 60037102 D1 DE60037102 D1 DE 60037102D1 DE 60037102 T DE60037102 T DE 60037102T DE 60037102 T DE60037102 T DE 60037102T DE 60037102 D1 DE60037102 D1 DE 60037102D1
Authority
DE
Germany
Prior art keywords
encryption key
key exchange
exchange protocol
protocol
encryption
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
DE60037102T
Other languages
English (en)
Other versions
DE60037102T2 (de
Inventor
Brian R Parisien
Michael C G Lee
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.)
Nortel Networks Ltd
Original Assignee
Nortel Networks Ltd
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 Nortel Networks Ltd filed Critical Nortel Networks Ltd
Publication of DE60037102D1 publication Critical patent/DE60037102D1/de
Application granted granted Critical
Publication of DE60037102T2 publication Critical patent/DE60037102T2/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
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
    • H04L63/062—Network architectures or network communication protocols for network security for supporting key management in a packet data network for key distribution, e.g. centrally by trusted party
    • 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
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/0822—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) using key encryption key
    • 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
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/083—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP]
    • 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
    • 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
    • H04L9/0891—Revocation or update of secret information, e.g. encryption key update or rekeying

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Telephonic Communication Services (AREA)
DE60037102T 1999-12-30 2000-12-21 Kodierungschlüsselaustauschprotokoll Expired - Lifetime DE60037102T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/475,044 US6795555B1 (en) 1999-12-30 1999-12-30 Encryption key exchange protocol
US475044 1999-12-30

Publications (2)

Publication Number Publication Date
DE60037102D1 true DE60037102D1 (de) 2007-12-27
DE60037102T2 DE60037102T2 (de) 2008-03-13

Family

ID=23886017

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60037102T Expired - Lifetime DE60037102T2 (de) 1999-12-30 2000-12-21 Kodierungschlüsselaustauschprotokoll

Country Status (4)

Country Link
US (1) US6795555B1 (de)
EP (1) EP1122930B1 (de)
CA (1) CA2324094A1 (de)
DE (1) DE60037102T2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000045241A2 (en) 1999-01-29 2000-08-03 General Instrument Corporation Self-generation of certificates using a secure microprocessor in a device for transferring digital information
GB2385740B (en) * 2002-02-22 2005-04-20 Zarlink Semiconductor Ltd A telephone subscriber unit and a semiconductor device for use in or with a telephone subscriber unit
US7350069B2 (en) * 2002-04-18 2008-03-25 Herz Frederick S M System and method which employs a multi user secure scheme utilizing shared keys
US7773754B2 (en) * 2002-07-08 2010-08-10 Broadcom Corporation Key management system and method
US20040010711A1 (en) * 2002-07-10 2004-01-15 Weiming Tang Secure communications and control in a fueling environment
US7636840B2 (en) * 2002-07-10 2009-12-22 Dresser, Inc. Secure communications and control in a fueling environment
GB0405245D0 (en) * 2004-03-09 2004-04-21 Ibm Key-based encryption
KR100947213B1 (ko) * 2005-04-06 2010-03-11 브로드콤 코포레이션 멀티미디어 프로세서 내의 보안 조건부 액세스 및 디지털권한 관리 기법
CA2513022A1 (en) * 2005-07-22 2007-01-22 Research In Motion Limited System and method for communicating state management between a browser user-agent and a mobile data server
CA2513016A1 (en) * 2005-07-22 2007-01-22 Research In Motion Limited A secure method of synchronizing cache contents of a mobile browser with a proxy server
CA2513019A1 (en) * 2005-07-22 2007-01-22 Research In Motion Limited A method for communicating state information between a server and a mobile device browser with version handling
CA2513018A1 (en) * 2005-07-22 2007-01-22 Research In Motion Limited Method for training a proxy server for content delivery based on communication of state information from a mobile device browser
CA2513010A1 (en) * 2005-07-22 2007-01-22 Research In Motion Limited A method for detecting state changes between data stored in a first computing device and data retrieved from a second computing device
CA2513014A1 (en) * 2005-07-22 2007-01-22 Research In Motion Limited A method of controlling delivery of multi-part content from an origin server to a mobile device browser via a proxy server
US8503681B1 (en) * 2005-11-04 2013-08-06 Cisco Technology, Inc. Method and system to securely transport data encryption keys
EP2140611A1 (de) * 2007-04-30 2010-01-06 Hewlett-Packard Development Company, L.P. System und verfahren zum verteilen von knotenkonfigurationsinformationen
AT512289B1 (de) * 2012-01-31 2013-07-15 Finalogic Business Technologies Gmbh Kryptographisches authentifizierungs- und identifikationsverfahren für mobile telefon- und kommunikationsgeräte mit realzeitverschlüsselung während der aktionsperiode
US8700899B1 (en) * 2012-06-27 2014-04-15 Emc Corporation Forward-secure key unlocking for cryptographic devices
US9117073B1 (en) * 2013-02-08 2015-08-25 Mantech Advanced Systems International, Inc. Secure, controlled, and autonomous network path generation
AT518297B1 (de) * 2016-03-04 2019-07-15 Joachim Kalcher Dr Verfahren zum Austausch von verschlüsselten Nachrichten
CN114554310B (zh) * 2022-01-04 2024-03-22 云南电网有限责任公司 一种电力计量嗅探系统和方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4423287A (en) * 1981-06-26 1983-12-27 Visa U.S.A., Inc. End-to-end encryption system and method of operation
US5629980A (en) * 1994-11-23 1997-05-13 Xerox Corporation System for controlling the distribution and use of digital works
US5602917A (en) * 1994-12-30 1997-02-11 Lucent Technologies Inc. Method for secure session key generation
US5751813A (en) 1996-04-29 1998-05-12 Motorola, Inc. Use of an encryption server for encrypting messages
US5884270A (en) * 1996-09-06 1999-03-16 Walker Asset Management Limited Partnership Method and system for facilitating an employment search incorporating user-controlled anonymous communications
US6523696B1 (en) * 1996-10-15 2003-02-25 Kabushiki Kaisha Toshiba Communication control device for realizing uniform service providing environment
US6192473B1 (en) * 1996-12-24 2001-02-20 Pitney Bowes Inc. System and method for mutual authentication and secure communications between a postage security device and a meter server
US6292896B1 (en) * 1997-01-22 2001-09-18 International Business Machines Corporation Method and apparatus for entity authentication and session key generation
US6307936B1 (en) * 1997-09-16 2001-10-23 Safenet, Inc. Cryptographic key management scheme
US6628786B1 (en) * 1997-09-30 2003-09-30 Sun Microsystems, Inc. Distributed state random number generator and method for utilizing same

Also Published As

Publication number Publication date
EP1122930A2 (de) 2001-08-08
US6795555B1 (en) 2004-09-21
EP1122930A3 (de) 2004-01-02
CA2324094A1 (en) 2001-06-30
EP1122930B1 (de) 2007-11-14
DE60037102T2 (de) 2008-03-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition