CA960972A - Block cipher cryptographic system - Google Patents

Block cipher cryptographic system

Info

Publication number
CA960972A
CA960972A CA145,364A CA145364A CA960972A CA 960972 A CA960972 A CA 960972A CA 145364 A CA145364 A CA 145364A CA 960972 A CA960972 A CA 960972A
Authority
CA
Canada
Prior art keywords
block cipher
cryptographic system
cipher cryptographic
block
cryptographic
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
Application number
CA145,364A
Other languages
English (en)
Other versions
CA145364S (en
Inventor
Horst Feistel
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA960972A publication Critical patent/CA960972A/en
Expired 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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/24—Key scheduling, i.e. generating round keys or sub-keys for block encryption

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Lock And Its Accessories (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
CA145,364A 1971-06-30 1972-06-22 Block cipher cryptographic system Expired CA960972A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15836071A 1971-06-30 1971-06-30

Publications (1)

Publication Number Publication Date
CA960972A true CA960972A (en) 1975-01-14

Family

ID=22567775

Family Applications (1)

Application Number Title Priority Date Filing Date
CA145,364A Expired CA960972A (en) 1971-06-30 1972-06-22 Block cipher cryptographic system

Country Status (11)

Country Link
US (1) US3798359A (xx)
JP (1) JPS5422061B1 (xx)
BE (1) BE785725A (xx)
CA (1) CA960972A (xx)
CH (1) CH548710A (xx)
DE (1) DE2231849C3 (xx)
FR (1) FR2144438A5 (xx)
GB (1) GB1351573A (xx)
IT (1) IT953792B (xx)
NL (1) NL179018C (xx)
SE (1) SE383463B (xx)

Families Citing this family (113)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4195196A (en) * 1973-10-15 1980-03-25 International Business Machines Corporation Variant key matrix cipher system
USRE30957E (en) * 1973-10-15 1982-06-01 International Business Machines Corporation Variant key matrix cipher system
US3962539A (en) * 1975-02-24 1976-06-08 International Business Machines Corporation Product block cipher system for data security
US3958081A (en) * 1975-02-24 1976-05-18 International Business Machines Corporation Block cipher system for data security
US4004089A (en) * 1975-02-28 1977-01-18 Ncr Corporation Programmable cryptic device for enciphering and deciphering data
US4078152A (en) * 1976-04-26 1978-03-07 International Business Machines Corporation Block-cipher cryptographic system with chaining
US4120030A (en) * 1977-03-11 1978-10-10 Kearney & Trecker Corporation Computer software security system
US4278837A (en) * 1977-10-31 1981-07-14 Best Robert M Crypto microprocessor for executing enciphered programs
US4168396A (en) * 1977-10-31 1979-09-18 Best Robert M Microprocessor for executing enciphered programs
SE7714587L (sv) * 1977-12-21 1979-06-22 Brendstrom Hugo System for meddelanden
US4408203A (en) * 1978-01-09 1983-10-04 Mastercard International, Inc. Security system for electronic funds transfer system
US4259720A (en) * 1978-01-09 1981-03-31 Interbank Card Association Security system for electronic funds transfer system
US4262329A (en) * 1978-03-27 1981-04-14 Computation Planning, Inc. Security system for data processing
US4310720A (en) * 1978-03-31 1982-01-12 Pitney Bowes Inc. Computer accessing system
US4218738A (en) * 1978-05-05 1980-08-19 International Business Machines Corporation Method for authenticating the identity of a user of an information system
CA1147823A (en) * 1978-07-24 1983-06-07 Robert M. Best Crypto microprocessor for executing enciphered programs
EP0018129B1 (en) * 1979-04-02 1982-11-17 Motorola, Inc. Method of providing security of data on a communication path
US4465901A (en) * 1979-06-04 1984-08-14 Best Robert M Crypto microprocessor that executes enciphered programs
EP0022069B1 (de) * 1979-06-08 1983-09-21 GRETAG Aktiengesellschaft Vorrichtung zur chiffrierten Übermittlung von Nachrichten
DE3003998A1 (de) * 1980-02-04 1981-09-24 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt System zur ver- und entschluesselung von daten
US4447890A (en) * 1980-07-14 1984-05-08 Pitney Bowes Inc. Remote postage meter systems having variable user authorization code
US4386233A (en) * 1980-09-29 1983-05-31 Smid Miles E Crytographic key notarization methods and apparatus
US4418425A (en) * 1981-08-31 1983-11-29 Ibm Corporation Encryption using destination addresses in a TDMA satellite communications network
US4965825A (en) 1981-11-03 1990-10-23 The Personalized Mass Media Corporation Signal processing apparatus and methods
USRE47642E1 (en) 1981-11-03 2019-10-08 Personalized Media Communications LLC Signal processing apparatus and methods
US7831204B1 (en) 1981-11-03 2010-11-09 Personalized Media Communications, Llc Signal processing apparatus and methods
US4503287A (en) * 1981-11-23 1985-03-05 Analytics, Inc. Two-tiered communication security employing asymmetric session keys
US4649510A (en) * 1982-04-30 1987-03-10 Schmidt Walter E Methods and apparatus for the protection and control of computer programs
US5500899A (en) * 1982-05-20 1996-03-19 The United States Of America As Represented By The Director, Nsa Secure voice conferencing apparatus
JPS59126342A (ja) * 1983-01-10 1984-07-20 Nec Corp デジタル音声信号伝送方式
US4613901A (en) * 1983-05-27 1986-09-23 M/A-Com Linkabit, Inc. Signal encryption and distribution system for controlling scrambling and selective remote descrambling of television signals
US4550350A (en) * 1983-07-19 1985-10-29 Software Distribution Newtork, Inc. Secure copy method and device for stored programs
US4776011A (en) * 1983-10-24 1988-10-04 Sony Corporation Recursive key schedule cryptographic system
US5050213A (en) * 1986-10-14 1991-09-17 Electronic Publishing Resources, Inc. Database usage metering and protection system and method
US4916738A (en) * 1986-11-05 1990-04-10 International Business Machines Corp. Remote access terminal security
US5109413A (en) * 1986-11-05 1992-04-28 International Business Machines Corporation Manipulating rights-to-execute in connection with a software copy protection mechanism
US4891781A (en) * 1987-03-04 1990-01-02 Cylink Corporation Modulo arithmetic processor chip
GB2204975B (en) * 1987-05-19 1990-11-21 Gen Electric Co Plc Authenticator
US4932057A (en) * 1988-10-17 1990-06-05 Grumman Aerospace Corporation Parallel transmission to mask data radiation
US5369401A (en) * 1989-03-23 1994-11-29 F.M.E. Corporation Remote meter operation
US5077660A (en) * 1989-03-23 1991-12-31 F.M.E. Corporation Remote meter configuration
US5107455A (en) * 1989-03-23 1992-04-21 F.M.E. Corporation Remote meter i/o configuration
US5058025A (en) * 1989-03-23 1991-10-15 F.M.E. Corporation Emergency post office setting for remote setting meter
US5231662A (en) * 1989-08-01 1993-07-27 Tulip Computers International B.V. Method and device for enciphering data to be transferred and for deciphering the enciphered data, and a computer system comprising such a device
US5003596A (en) * 1989-08-17 1991-03-26 Cryptech, Inc. Method of cryptographically transforming electronic digital data from one form to another
US5647001A (en) * 1989-10-04 1997-07-08 Litton Systems, Inc. Nonlinear dynamic substitution devices and methods for block substitutions employing coset decompositions and direct geometric generation
US6175312B1 (en) 1990-05-29 2001-01-16 Microchip Technology Incorporated Encoder and decoder microchips and remote control devices for secure unidirectional communication
US5210710A (en) * 1990-10-17 1993-05-11 Cylink Corporation Modulo arithmetic processor chip
EP1526472A3 (en) 1995-02-13 2006-07-26 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
US7133846B1 (en) * 1995-02-13 2006-11-07 Intertrust Technologies Corp. Digital certificate support system, methods and techniques for secure electronic commerce transaction and rights management
US6658568B1 (en) * 1995-02-13 2003-12-02 Intertrust Technologies Corporation Trusted infrastructure support system, methods and techniques for secure electronic commerce transaction and rights management
US5943422A (en) * 1996-08-12 1999-08-24 Intertrust Technologies Corp. Steganographic techniques for securely delivering electronic digital rights management control information over insecure communication channels
US20060206397A1 (en) * 1995-02-13 2006-09-14 Intertrust Technologies Corp. Cryptographic methods, apparatus and systems for storage media electronic right management in closed and connected appliances
US6157721A (en) * 1996-08-12 2000-12-05 Intertrust Technologies Corp. Systems and methods using cryptography to protect secure computing environments
US7133845B1 (en) 1995-02-13 2006-11-07 Intertrust Technologies Corp. System and methods for secure transaction management and electronic rights protection
US5892900A (en) * 1996-08-30 1999-04-06 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
US7095854B1 (en) 1995-02-13 2006-08-22 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
US7069451B1 (en) 1995-02-13 2006-06-27 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
US6948070B1 (en) 1995-02-13 2005-09-20 Intertrust Technologies Corporation Systems and methods for secure transaction management and electronic rights protection
US7143290B1 (en) * 1995-02-13 2006-11-28 Intertrust Technologies Corporation Trusted and secure techniques, systems and methods for item delivery and execution
US7165174B1 (en) 1995-02-13 2007-01-16 Intertrust Technologies Corp. Trusted infrastructure support systems, methods and techniques for secure electronic commerce transaction and rights management
US7124302B2 (en) * 1995-02-13 2006-10-17 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
US7492905B2 (en) 1995-05-17 2009-02-17 The Chamberlain Group, Inc. Rolling code security system
US6980655B2 (en) * 2000-01-21 2005-12-27 The Chamberlain Group, Inc. Rolling code security system
US6690796B1 (en) * 1995-05-17 2004-02-10 The Chamberlain Group, Inc. Rolling code security system
BR9606663A (pt) 1995-05-17 1997-09-16 Chamberlain Group Inc Transmissor para enviar um sinal criptografado para controlar um atuador receptor para receber um sinal criptografado de um transmissor e para gerar um sinal de atuação e receptor para receber um sinal de frequência de rádio criptografado de um transmissor e para gerar um sinal de atuação
US5835592A (en) * 1995-06-01 1998-11-10 Chang; Chung Nan Secure, swift cryptographic key exchange
US5583939A (en) * 1995-06-01 1996-12-10 Chung N. Chang Secure, swift cryptographic key exchange
US5727062A (en) * 1995-07-06 1998-03-10 Ritter; Terry F. Variable size block ciphers
US5838794A (en) * 1996-01-11 1998-11-17 Teledyne Electronic Technologies Method and apparatus for inter-round mixing in iterated block substitution systems
EP0880840A4 (en) 1996-01-11 2002-10-23 Mrj Inc DEVICE FOR CONTROLLING ACCESS AND DISTRIBUTION OF DIGITAL PROPERTY
US20060265337A1 (en) * 1996-02-26 2006-11-23 Graphon Corporation Automated system for management of licensed digital assets
US20010011253A1 (en) 1998-08-04 2001-08-02 Christopher D. Coley Automated system for management of licensed software
US5966444A (en) * 1996-12-06 1999-10-12 Yuan; Chuan K. Method and system for establishing a cryptographic key agreement using linear protocols
US5909494A (en) * 1997-02-14 1999-06-01 At&T Corp. System and method for constructing a cryptographic pseudo random bit generator
US7062500B1 (en) 1997-02-25 2006-06-13 Intertrust Technologies Corp. Techniques for defining, using and manipulating rights management data structures
US5920861A (en) * 1997-02-25 1999-07-06 Intertrust Technologies Corp. Techniques for defining using and manipulating rights management data structures
US5987130A (en) * 1997-03-31 1999-11-16 Chang; Chung Nan Simiplified secure swift cryptographic key exchange
US7092914B1 (en) 1997-11-06 2006-08-15 Intertrust Technologies Corporation Methods for matching, selecting, narrowcasting, and/or classifying based on rights management and/or other information
US6112181A (en) * 1997-11-06 2000-08-29 Intertrust Technologies Corporation Systems and methods for matching, selecting, narrowcasting, and/or classifying based on rights management and/or other information
US7233948B1 (en) 1998-03-16 2007-06-19 Intertrust Technologies Corp. Methods and apparatus for persistent control and protection of content
JP2000066587A (ja) * 1998-08-24 2000-03-03 Toshiba Corp データ処理装置及び通信システム並びに記録媒体
FR2794592B1 (fr) * 1999-06-04 2001-08-24 France Telecom Generateur de bits pour l'etablissement d'une clef secrete de cryptage et procede correspondant
US7430670B1 (en) 1999-07-29 2008-09-30 Intertrust Technologies Corp. Software self-defense systems and methods
US7243236B1 (en) * 1999-07-29 2007-07-10 Intertrust Technologies Corp. Systems and methods for using cryptography to protect secure and insecure computing environments
US6832316B1 (en) * 1999-12-22 2004-12-14 Intertrust Technologies, Corp. Systems and methods for protecting data secrecy and integrity
JP3499810B2 (ja) * 2000-03-06 2004-02-23 株式会社東芝 暗号化装置、暗号化方法及び暗号化装置としてコンピュータを機能させるためのプログラムを記録したコンピュータ読取り可能な記録媒体並びに復号装置、復号方法及び復号装置としてコンピュータを機能させるためのプログラムを記録したコンピュータ読取り可能な記録媒体
US7092525B2 (en) * 2000-04-20 2006-08-15 Matchett Noel D Cryptographic system with enhanced encryption function and cipher key for data encryption standard
US7305085B2 (en) * 2000-06-30 2007-12-04 Kabushiki Kaisha Toshiba Encryption apparatus and method, and decryption apparatus and method based on block encryption
US7216101B2 (en) * 2000-12-27 2007-05-08 Gxs, Inc. Process for creating a trading partner profile
US7860222B1 (en) 2003-11-24 2010-12-28 Securus Technologies, Inc. Systems and methods for acquiring, accessing, and analyzing investigative information
KR100456599B1 (ko) * 2002-11-12 2004-11-09 삼성전자주식회사 병렬 디이에스 구조를 갖는 암호 장치
US7200760B2 (en) * 2002-12-31 2007-04-03 Protexis, Inc. System for persistently encrypting critical software data to control the operation of an executable software program
KR100516548B1 (ko) * 2003-02-05 2005-09-22 삼성전자주식회사 이동 통신 시스템에서 최적화된 암호화 함수를 설계하는방법과 최적화된 암호화 장치
US7185209B2 (en) * 2003-05-28 2007-02-27 Microsoft Corporation End-to-end reliable messaging with complete acknowledgement
US7278028B1 (en) * 2003-11-05 2007-10-02 Evercom Systems, Inc. Systems and methods for cross-hatching biometrics with other identifying data
US7526643B2 (en) * 2004-01-08 2009-04-28 Encryption Solutions, Inc. System for transmitting encrypted data
US7752453B2 (en) 2004-01-08 2010-07-06 Encryption Solutions, Inc. Method of encrypting and transmitting data and system for transmitting encrypted data
US8031865B2 (en) * 2004-01-08 2011-10-04 Encryption Solutions, Inc. Multiple level security system and method for encrypting data within documents
US7289629B2 (en) * 2004-02-09 2007-10-30 Microsoft Corporation Primitives for fast secure hash functions and stream ciphers
WO2006048704A1 (en) * 2004-11-05 2006-05-11 Synaptic Laboratories Limited Methods of encoding and decoding data
US8422667B2 (en) 2005-01-27 2013-04-16 The Chamberlain Group, Inc. Method and apparatus to facilitate transmission of an encrypted rolling code
US9148409B2 (en) 2005-06-30 2015-09-29 The Chamberlain Group, Inc. Method and apparatus to facilitate message transmission and reception using different transmission characteristics
US8442221B2 (en) 2005-09-30 2013-05-14 Konica Minolta Laboratory U.S.A., Inc. Method and apparatus for image encryption and embedding and related applications
US7945037B1 (en) 2006-11-22 2011-05-17 Securus Technologies, Inc. System and method for remote call forward detection using signaling
DE102007012726A1 (de) 2007-03-16 2008-09-18 Micronas Gmbh Verschlüsselungsvorrichtung mit einem mehrstufigen Verschlüsselungsblock
US10594668B1 (en) 2016-12-01 2020-03-17 Thales Esecurity, Inc. Crypto Cloudlets
US10325109B2 (en) * 2017-09-14 2019-06-18 International Business Machines Corporation Automatic and dynamic selection of cryptographic modules for different security contexts within a computer network
US10652743B2 (en) 2017-12-21 2020-05-12 The Chamberlain Group, Inc. Security system for a moveable barrier operator
US11074773B1 (en) 2018-06-27 2021-07-27 The Chamberlain Group, Inc. Network-based control of movable barrier operators for autonomous vehicles
CA3107457A1 (en) 2018-08-01 2020-02-06 The Chamberlain Group, Inc. Movable barrier operator and transmitter pairing over a network
WO2020112208A2 (en) * 2018-09-14 2020-06-04 SeaPort, Inc. Methods and systems for encoding and decoding communications
US10997810B2 (en) 2019-05-16 2021-05-04 The Chamberlain Group, Inc. In-vehicle transmitter training

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2984700A (en) * 1944-09-22 1961-05-16 Albert W Small Method and apparatus for cryptography
US2917579A (en) * 1954-10-14 1959-12-15 Hagelin Boris Caesar Wilhelm Ciphering machines
US2995624A (en) * 1959-03-11 1961-08-08 Zenith Radio Corp Secrecy communication system
NL267662A (xx) * 1960-08-02
US3657699A (en) * 1970-06-30 1972-04-18 Ibm Multipath encoder-decoder arrangement

Also Published As

Publication number Publication date
DE2231849A1 (de) 1973-01-11
BE785725A (fr) 1972-10-16
NL7208985A (xx) 1973-01-03
SE383463B (sv) 1976-03-08
JPS5422061B1 (xx) 1979-08-03
IT953792B (it) 1973-08-10
NL179018C (nl) 1986-06-16
US3798359A (en) 1974-03-19
GB1351573A (en) 1974-05-01
FR2144438A5 (xx) 1973-02-09
NL179018B (nl) 1986-01-16
CH548710A (de) 1974-04-30
DE2231849B2 (de) 1975-04-03
DE2231849C3 (de) 1976-01-02

Similar Documents

Publication Publication Date Title
CA960972A (en) Block cipher cryptographic system
CA960148A (en) Recirculating block cipher crytographic system
CA957948A (en) Cryptographic identification system
AU472349B2 (en) Security systems
CA957088A (en) Data block transmission system
CA959556A (en) Security system
CA954931A (en) Electromagnet-controlling system
CA971513A (en) Sway-arrest system
AU3736171A (en) Communication system
CA983194A (en) Siloxane-organic block copolymers
AU461110B2 (en) Data block transmission system
CA977888A (en) Polyphenylene-oxide-organopolysiloxane block copolymers
CA967776A (en) Insulated block
CA980445A (en) Anti-shoplifting system
AU464444B2 (en) Skid-control system
CA951442A (en) Multiplexing system
CA958910A (en) Keys
AU461707B2 (en) Improved signalling system
CA952924A (en) Key vise
CA860527A (en) Terrain-following system
CA873989A (en) Telegraph system
CA835622A (en) Key generators for cryptographic devices
CA831583A (en) Ciphering unit
CA861392A (en) Short dummy bar system
AU2569771A (en) Cooling system