CA2045960A1 - Methode de cryptage generique pour reseaux de communication - Google Patents

Methode de cryptage generique pour reseaux de communication

Info

Publication number
CA2045960A1
CA2045960A1 CA2045960A CA2045960A CA2045960A1 CA 2045960 A1 CA2045960 A1 CA 2045960A1 CA 2045960 A CA2045960 A CA 2045960A CA 2045960 A CA2045960 A CA 2045960A CA 2045960 A1 CA2045960 A1 CA 2045960A1
Authority
CA
Canada
Prior art keywords
cryptographic
preamble
encryption
node processor
loopback
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.)
Granted
Application number
CA2045960A
Other languages
English (en)
Other versions
CA2045960C (fr
Inventor
William R. Hawe
Joseph J. Tardo
Charles W. Kaufman
Amar Gupta
Barry A. Spinney
Gregory M. Waters
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.)
Digital Equipment Corp
Original Assignee
Digital Equipment 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 Digital Equipment Corp filed Critical Digital Equipment Corp
Publication of CA2045960A1 publication Critical patent/CA2045960A1/fr
Application granted granted Critical
Publication of CA2045960C publication Critical patent/CA2045960C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04L9/40—Network security protocols

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
CA002045960A 1990-06-29 1991-06-28 Methode de cryptage generique pour reseaux de communication Expired - Fee Related CA2045960C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/546,629 1990-06-29
US07/546,629 US5070528A (en) 1990-06-29 1990-06-29 Generic encryption technique for communication networks

Publications (2)

Publication Number Publication Date
CA2045960A1 true CA2045960A1 (fr) 1991-12-30
CA2045960C CA2045960C (fr) 1994-03-08

Family

ID=24181292

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002045960A Expired - Fee Related CA2045960C (fr) 1990-06-29 1991-06-28 Methode de cryptage generique pour reseaux de communication

Country Status (4)

Country Link
US (1) US5070528A (fr)
EP (1) EP0464564B1 (fr)
CA (1) CA2045960C (fr)
DE (1) DE69118454T2 (fr)

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FR2686755A1 (fr) * 1992-01-28 1993-07-30 Electricite De France Procede de chiffrement de messages transmis entre reseaux interconnectes, appareil de chiffrement et dispositif de communication de donnees chiffrees mettant en óoeuvre un tel procede.
FR2687259B1 (fr) * 1992-02-11 1994-05-06 Ouest Standard Telematique Sa Procede de compression de donnees pour systeme de transmission par unites de donnees de protocole, procede de decompression et dispositif correspondant.
US5222141A (en) * 1992-03-25 1993-06-22 Motorola, Inc. Apparatus and method for encoding data
US5596718A (en) * 1992-07-10 1997-01-21 Secure Computing Corporation Secure computer network using trusted path subsystem which encrypts/decrypts and communicates with user through local workstation user I/O devices without utilizing workstation processor
CA2136919A1 (fr) * 1993-12-09 1995-06-10 John Timothy Hember Systeme de chiffrement-dechiffrement pour reseau local
CA2176032A1 (fr) * 1994-01-13 1995-07-20 Bankers Trust Company Systeme et procede cryptographiques a caracteristique de depot de cle aupres d'un tiers
JPH0818659A (ja) * 1994-06-28 1996-01-19 Kokusai Denshin Denwa Co Ltd <Kdd> 双方向性樹枝状網を用いた通信システム
US5541920A (en) * 1995-06-15 1996-07-30 Bay Networks, Inc. Method and apparatus for a delayed replace mechanism for a streaming packet modification engine
US5757924A (en) * 1995-09-18 1998-05-26 Digital Secured Networks Techolognies, Inc. Network security device which performs MAC address translation without affecting the IP address
US6367012B1 (en) 1996-12-06 2002-04-02 Microsoft Corporation Embedding certifications in executable files for network transmission
US5892904A (en) * 1996-12-06 1999-04-06 Microsoft Corporation Code certification for network transmission
US6240513B1 (en) 1997-01-03 2001-05-29 Fortress Technologies, Inc. Network security device
US6223285B1 (en) 1997-10-24 2001-04-24 Sony Corporation Of Japan Method and system for transferring information using an encryption mode indicator
US6336187B1 (en) 1998-06-12 2002-01-01 International Business Machines Corp. Storage system with data-dependent security
US10511573B2 (en) 1998-10-30 2019-12-17 Virnetx, Inc. Agile network protocol for secure communications using secure domain names
US7418504B2 (en) 1998-10-30 2008-08-26 Virnetx, Inc. Agile network protocol for secure communications using secure domain names
US6839759B2 (en) 1998-10-30 2005-01-04 Science Applications International Corp. Method for establishing secure communication link between computers of virtual private network without user entering any cryptographic information
DE69943057D1 (de) 1998-10-30 2011-02-03 Virnetx Inc Netzwerkprotokoll zur geschützten kommunikation
US6502135B1 (en) 1998-10-30 2002-12-31 Science Applications International Corporation Agile network protocol for secure communications with assured system availability
US6944299B1 (en) * 1998-12-02 2005-09-13 At&T Wireless Services, Inc. Method for synchronous encryption over a communication medium
FI106417B (fi) 1998-12-08 2001-01-31 Nokia Mobile Phones Ltd Menetelmä tiedonsiirron optimoimiseksi
US6920562B1 (en) * 1998-12-18 2005-07-19 Cisco Technology, Inc. Tightly coupled software protocol decode with hardware data encryption
US7389540B2 (en) * 1999-02-03 2008-06-17 Cybersoft, Inc. Apparatus and methods for intercepting, examining and controlling code, data and files and their transfer
US6763467B1 (en) * 1999-02-03 2004-07-13 Cybersoft, Inc. Network traffic intercepting method and system
JP4201430B2 (ja) * 1999-04-16 2008-12-24 富士通株式会社 光加入者線終端装置
US6922785B1 (en) * 2000-05-11 2005-07-26 International Business Machines Corporation Apparatus and a method for secure communications for network computers
US20040073617A1 (en) 2000-06-19 2004-04-15 Milliken Walter Clark Hash-based systems and methods for detecting and preventing transmission of unwanted e-mail
FI111208B (fi) 2000-06-30 2003-06-13 Nokia Corp Datan salauksen järjestäminen langattomassa tietoliikennejärjestelmässä
JP2002055604A (ja) * 2000-08-11 2002-02-20 Trinity Communication Inc データ防護処理装置、モデム装置、データ通信システム、データ防護処理方法、その方法をコンピュータに実行させるプログラムを記録したコンピュータ読み取り可能な記録媒体
US6772334B1 (en) * 2000-08-31 2004-08-03 Networks Associates, Inc. System and method for preventing a spoofed denial of service attack in a networked computing environment
US7404212B2 (en) * 2001-03-06 2008-07-22 Cybersoft, Inc. Apparatus and methods for intercepting, examining and controlling code, data and files and their transfer
US7284267B1 (en) * 2001-03-08 2007-10-16 Mcafee, Inc. Automatically configuring a computer firewall based on network connection
US7965843B1 (en) * 2001-12-27 2011-06-21 Cisco Technology, Inc. Methods and apparatus for security over fibre channel
JP2004015141A (ja) * 2002-06-04 2004-01-15 Fuji Xerox Co Ltd データ伝送システムおよびその方法
EP1531578A1 (fr) * 2002-08-08 2005-05-18 Matsushita Electric Industrial Co., Ltd. Dispositif et procede de cryptage/decryptage, dispositif et procede de cryptage, dispositif et procede de cryptage/decryptage et dispositif de transmission/reception
US20040081320A1 (en) * 2002-10-24 2004-04-29 Jordan Royce D. Password synchronization for wireless encryption system
US7543142B2 (en) 2003-12-19 2009-06-02 Intel Corporation Method and apparatus for performing an authentication after cipher operation in a network processor
US7512945B2 (en) * 2003-12-29 2009-03-31 Intel Corporation Method and apparatus for scheduling the processing of commands for execution by cryptographic algorithm cores in a programmable network processor
US20050149744A1 (en) * 2003-12-29 2005-07-07 Intel Corporation Network processor having cryptographic processing including an authentication buffer
US7529924B2 (en) * 2003-12-30 2009-05-05 Intel Corporation Method and apparatus for aligning ciphered data
US7333612B2 (en) * 2004-03-19 2008-02-19 Cisco Technology, Inc. Methods and apparatus for confidentiality protection for Fibre Channel Common Transport
US20090070459A1 (en) * 2005-04-18 2009-03-12 Cho Young H High-Performance Context-Free Parser for Polymorphic Malware Detection
US20080159532A1 (en) * 2006-12-29 2008-07-03 Verma Rohit R Architecture for supporting high definition content protection decryption over high definition multimedia interface links
US7923341B2 (en) * 2007-08-13 2011-04-12 United Solar Ovonic Llc Higher selectivity, method for passivating short circuit current paths in semiconductor devices
US9020146B1 (en) 2007-09-18 2015-04-28 Rockwell Collins, Inc. Algorithm agile programmable cryptographic processor
US8612752B2 (en) * 2008-10-30 2013-12-17 Symbol Technologies, Inc. Communicating a packet from a mesh-enabled access point to a mesh portal in a multi-hop mesh network
US9026803B2 (en) * 2009-11-30 2015-05-05 Hewlett-Packard Development Company, L.P. Computing entities, platforms and methods operable to perform operations selectively using different cryptographic algorithms
US8744083B2 (en) * 2012-06-29 2014-06-03 Mitel Networks Corporation System and method for early cut through of encrypted and unencrypted voice streams
JP6340996B2 (ja) * 2014-08-22 2018-06-13 富士通株式会社 暗号化方法、情報処理プログラム、及び情報処理装置
BR112021001715A2 (pt) * 2018-07-29 2021-06-01 Nouvenn Corporation método de segurança para rede de comunicação de dados

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4322576A (en) * 1979-12-28 1982-03-30 Racal-Milgo, Inc. Message format for secure communication over data links
US4423287A (en) * 1981-06-26 1983-12-27 Visa U.S.A., Inc. End-to-end encryption system and method of operation
DE3217261C2 (de) * 1982-05-07 1984-09-13 Siemens AG, 1000 Berlin und 8000 München Verfahren zum Übertragen von verschlüsselten Daten
US4757536A (en) * 1984-10-17 1988-07-12 General Electric Company Method and apparatus for transceiving cryptographically encoded digital data
DE3763872D1 (de) * 1986-03-05 1990-08-30 Holger Sedlak Kryptographie-verfahren und kryptographie-prozessor zur durchfuehrung des verfahrens.
US4969093A (en) * 1988-06-30 1990-11-06 International Business Machines Corporation Method of data stream construct management utilizing format shells and shell fragments

Also Published As

Publication number Publication date
EP0464564A3 (en) 1992-11-25
US5070528A (en) 1991-12-03
CA2045960C (fr) 1994-03-08
EP0464564A2 (fr) 1992-01-08
EP0464564B1 (fr) 1996-04-03
DE69118454T2 (de) 1997-01-02
DE69118454D1 (de) 1996-05-09

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