AU2000248149A1 - System and method for secure cryptographic communications - Google Patents

System and method for secure cryptographic communications

Info

Publication number
AU2000248149A1
AU2000248149A1 AU2000248149A AU4814900A AU2000248149A1 AU 2000248149 A1 AU2000248149 A1 AU 2000248149A1 AU 2000248149 A AU2000248149 A AU 2000248149A AU 4814900 A AU4814900 A AU 4814900A AU 2000248149 A1 AU2000248149 A1 AU 2000248149A1
Authority
AU
Australia
Prior art keywords
key
storage unit
keys
key storage
occurrence
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
AU2000248149A
Other languages
English (en)
Inventor
Derek C. Au
Hugo Fruehauf
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.)
Zyfer Inc
Original Assignee
Zyfer Inc
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 Zyfer Inc filed Critical Zyfer Inc
Publication of AU2000248149A1 publication Critical patent/AU2000248149A1/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
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
    • 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
    • H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
    • 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
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • H04L9/16—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms the keys or algorithms being changed during operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Circuits Of Receivers In General (AREA)
  • Electroluminescent Light Sources (AREA)
AU2000248149A 2000-02-22 2000-05-02 System and method for secure cryptographic communications Abandoned AU2000248149A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/510,540 US6590981B2 (en) 2000-02-22 2000-02-22 System and method for secure cryptographic communications
US09510540 2000-02-22
PCT/US2000/011924 WO2001063832A1 (fr) 2000-02-22 2000-05-02 Systeme et procede pour communications cryptographiques protegees

Publications (1)

Publication Number Publication Date
AU2000248149A1 true AU2000248149A1 (en) 2001-09-03

Family

ID=24031166

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2000248149A Abandoned AU2000248149A1 (en) 2000-02-22 2000-05-02 System and method for secure cryptographic communications

Country Status (6)

Country Link
US (1) US6590981B2 (fr)
EP (1) EP1258100B1 (fr)
AT (1) ATE319242T1 (fr)
AU (1) AU2000248149A1 (fr)
DE (1) DE60026296T2 (fr)
WO (1) WO2001063832A1 (fr)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9514490D0 (en) * 1995-07-14 1995-09-13 Nokia Telecommunications Oy Improvements to a logarithmic converter
US20020037081A1 (en) * 2000-04-28 2002-03-28 David Rogoff Cryptographic key distribution system and method for digital video systems
EP1279283A2 (fr) * 2000-04-28 2003-01-29 Broadcom Corporation Procede et systeme de distribution de cles de chiffrement pour systemes video numeriques
US6898285B1 (en) * 2000-06-02 2005-05-24 General Instrument Corporation System to deliver encrypted access control information to support interoperability between digital information processing/control equipment
DE10061998A1 (de) * 2000-12-13 2002-07-18 Infineon Technologies Ag Kryptographieprozessor
US7684565B2 (en) * 2001-01-16 2010-03-23 General Instrument Corporation System for securely communicating information packets
US20060045270A1 (en) * 2001-05-14 2006-03-02 Privicy Inside Ltd. System and method for information protection by navigation and concealment
ES2182709A1 (es) * 2001-07-09 2003-03-01 Crespo Jose Agustin Franc Vega Sistema portable de almacenamiento y emision de claves preestablecidas para la autenticacion y procedimiento de autenticacion.
US7724923B2 (en) * 2001-07-09 2010-05-25 Laurence Hamid Removable swipe-imaging device and method for identifying same
US7174017B2 (en) * 2002-03-04 2007-02-06 Lenovo Singapore Pte, Ltd Decryption system for encrypted audio
JP2004186814A (ja) * 2002-11-29 2004-07-02 Fujitsu Ltd 共通鍵暗号化通信システム
DE10301100A1 (de) * 2003-01-08 2004-07-22 Deutsche Telekom Ag Telekommunikationsgestützter Zeitstempel
US7392399B2 (en) * 2003-05-05 2008-06-24 Sun Microsystems, Inc. Methods and systems for efficiently integrating a cryptographic co-processor
US7471795B2 (en) * 2003-09-12 2008-12-30 Victor Company Of Japan, Ltd. Information transmission system
US20050213768A1 (en) * 2004-03-24 2005-09-29 Durham David M Shared cryptographic key in networks with an embedded agent
US7711119B2 (en) * 2004-05-27 2010-05-04 Qualcomm Incorporated Method and apparatus for transition of encryption key during an ongoing media communication session
US7643633B2 (en) * 2005-05-06 2010-01-05 Research In Motion Limited Adding randomness internally to a wireless mobile communication device
US9787471B1 (en) * 2005-06-02 2017-10-10 Robert T. Jenkins and Virginia T. Jenkins Data enciphering or deciphering using a hierarchical assignment system
FR2898002B1 (fr) * 2006-02-28 2008-06-27 Thales Sa Procede pour gerer et controler les cles d'acces a des services dans un systeme de communication
US20070234033A1 (en) * 2006-03-28 2007-10-04 Bade Steven A Method for establishing secure distributed cryptographic objects
US20090179775A1 (en) * 2008-01-10 2009-07-16 Gm Global Technology Operations, Inc. Secure information system
US8804606B2 (en) 2008-08-11 2014-08-12 Gilat Satellite Networks Ltd. Transparent mesh overlay in hub-spoke satellite networks
CN101399627B (zh) * 2008-09-27 2012-08-29 北京数字太和科技有限责任公司 一种同步恢复的方法和系统
US8619986B2 (en) * 2011-07-21 2013-12-31 Patton Protection Systems LLC Systems and methods for secure communication using a communication encryption bios based upon a message specific identifier
RU2584504C2 (ru) * 2011-09-19 2016-05-20 Телеспацио С.П.А. Управление синхронизированными симметричными ключами для защиты данных, которыми обмениваются узлы связи
US20140229386A1 (en) * 2013-02-13 2014-08-14 Mistral Mobile Secure mobile payments
US8995658B2 (en) * 2013-02-13 2015-03-31 Honeywell International Inc. Physics-based key generation
US9652511B2 (en) * 2013-03-13 2017-05-16 International Business Machines Corporation Secure matching supporting fuzzy data
CN104270752B (zh) * 2014-09-30 2017-10-27 新华三技术有限公司 无线网络中的密钥协商方法及装置
JP6730602B2 (ja) * 2016-09-13 2020-07-29 株式会社Ｊｖｃケンウッド 復号装置、暗号化装置、復号方法、暗号化方法、プログラム
TWI688252B (zh) * 2016-10-03 2020-03-11 日商日本電氣股份有限公司 通信裝置、通信方法及記錄媒體
TWI694707B (zh) * 2016-10-03 2020-05-21 日商日本電氣股份有限公司 通信裝置、通信方法、通信系統及記錄媒體
US20190028266A1 (en) * 2017-07-23 2019-01-24 Cisco Technology, Inc. Dynamic encryption of cpu registers

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3700806A (en) * 1967-09-18 1972-10-24 Csf Key generators for cryptographic devices
CH581930A5 (fr) * 1975-02-05 1976-11-15 Europ Handelsges Anst
DE3003998A1 (de) 1980-02-04 1981-09-24 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt System zur ver- und entschluesselung von daten
US5237615A (en) * 1982-05-20 1993-08-17 The United States Of America As Represented By The National Security Agency Multiple independent binary bit stream generator
US5253294A (en) * 1983-02-22 1993-10-12 At&T Bell Laboratories Secure transmission system
US4596898A (en) 1984-03-14 1986-06-24 Computer Security Systems, Inc. Method and apparatus for protecting stored and transmitted data from compromise or interception
CH668134A5 (de) * 1985-03-15 1988-11-30 Hasler Ag Ascom Vorrichtung und verfahren zum freigeben und kontrollierten einspeichern beliebiger vorgabebetraege in den vorgabespeicher einer frankiermaschine.
US4790012A (en) 1985-12-20 1988-12-06 General Electric Co. Encryption-decryption system
US4893339A (en) 1986-09-03 1990-01-09 Motorola, Inc. Secure communication system
IL83549A (en) * 1987-08-16 1992-08-18 Yossi Matias Video scrambling apparatus and method based on space filling curves
US4935961A (en) * 1988-07-27 1990-06-19 Gargiulo Joseph L Method and apparatus for the generation and synchronization of cryptographic keys
US4956863A (en) * 1989-04-17 1990-09-11 Trw Inc. Cryptographic method and apparatus for public key exchange with authentication
DE59004565D1 (de) * 1989-05-18 1994-03-24 Siemens Ag Sender-empfänger-system.
US5412730A (en) * 1989-10-06 1995-05-02 Telequip Corporation Encrypted data transmission system employing means for randomly altering the encryption keys
US5404403A (en) * 1990-09-17 1995-04-04 Motorola, Inc. Key management in encryption systems
US5686904A (en) * 1991-05-29 1997-11-11 Microchip Technology Incorporated Secure self learning system
US5179591A (en) 1991-10-16 1993-01-12 Motorola, Inc. Method for algorithm independent cryptographic key management
US5349642A (en) 1992-11-03 1994-09-20 Novell, Inc. Method and apparatus for authentication of client server communication
JP3053527B2 (ja) 1993-07-30 2000-06-19 インターナショナル・ビジネス・マシーンズ・コーポレイション パスワードを有効化する方法及び装置、パスワードを生成し且つ予備的に有効化する方法及び装置、認証コードを使用して資源のアクセスを制御する方法及び装置
US5440635A (en) 1993-08-23 1995-08-08 At&T Corp. Cryptographic protocol for remote authentication
US5412722A (en) * 1993-08-31 1995-05-02 Motorola, Inc. Encryption key management
AU7707894A (en) 1993-09-29 1995-04-18 Pumpkin House Incorporated Enciphering/deciphering device and method and enciphering/deciphering communication system
CA2149744C (fr) * 1993-11-08 1999-03-16 Erwin W. Bathrick Protocole de distribution protege d'elements d'authentification et de codage
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
IL108645A (en) * 1994-02-14 1997-09-30 Elementrix Technologies Ltd Protected communication method and system
AUPM910894A0 (en) 1994-10-28 1994-11-24 Krizay, Mario John Electronic security method
US5604806A (en) 1995-01-20 1997-02-18 Ericsson Inc. Apparatus and method for secure radio communication
CA2176972C (fr) * 1995-05-17 2008-11-25 Scott A. Vanstone Protocole d'etablissement et de transfert de cles utilisant des signatures implicites
US5659618A (en) 1995-09-29 1997-08-19 Vlsi Technology, Inc. Multi-size cryptographic key system
US5757916A (en) 1995-10-06 1998-05-26 International Series Research, Inc. Method and apparatus for authenticating the location of remote users of networked computing systems
US5748734A (en) * 1996-04-02 1998-05-05 Lucent Technologies Inc. Circuit and method for generating cryptographic keys
US5850444A (en) * 1996-09-09 1998-12-15 Telefonaktienbolaget L/M Ericsson (Publ) Method and apparatus for encrypting radio traffic in a telecommunications network
US5796833A (en) * 1996-09-23 1998-08-18 Cylink Corporation Public key sterilization
US5987130A (en) 1997-03-31 1999-11-16 Chang; Chung Nan Simiplified secure swift cryptographic key exchange

Also Published As

Publication number Publication date
US20020006202A1 (en) 2002-01-17
ATE319242T1 (de) 2006-03-15
WO2001063832A1 (fr) 2001-08-30
DE60026296T2 (de) 2007-05-10
US6590981B2 (en) 2003-07-08
EP1258100A4 (fr) 2004-03-31
DE60026296D1 (de) 2006-04-27
EP1258100A1 (fr) 2002-11-20
EP1258100B1 (fr) 2006-03-01

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