JPS55500476A - - Google Patents

Info

Publication number
JPS55500476A
JPS55500476A JP50017678A JP50017678A JPS55500476A JP S55500476 A JPS55500476 A JP S55500476A JP 50017678 A JP50017678 A JP 50017678A JP 50017678 A JP50017678 A JP 50017678A JP S55500476 A JPS55500476 A JP S55500476A
Authority
JP
Japan
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.)
Pending
Application number
JP50017678A
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 filed Critical
Publication of JPS55500476A publication Critical patent/JPS55500476A/ja
Pending 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
    • H04L2209/12—Details relating to cryptographic hardware or logic circuitry

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
JP50017678A 1977-12-21 1978-12-20 Pending JPS55500476A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7714587A SE7714587L (sv) 1977-12-21 1977-12-21 System for meddelanden

Publications (1)

Publication Number Publication Date
JPS55500476A true JPS55500476A (ja) 1980-07-31

Family

ID=20333278

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50017678A Pending JPS55500476A (ja) 1977-12-21 1978-12-20

Country Status (5)

Country Link
US (1) US4322577A (ja)
EP (1) EP0011615B1 (ja)
JP (1) JPS55500476A (ja)
SE (1) SE7714587L (ja)
WO (1) WO1979000418A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62103165A (ja) * 1985-08-06 1987-05-13 ピツトネイ・ボウズ・インコ−ポレ−テツド 証印中の符号化グラフ情報を有する郵便料金計

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AU572446B2 (en) * 1981-01-28 1988-05-12 Trans-Cryption Inc. Personal identification system
US4520232A (en) * 1982-04-30 1985-05-28 Wilson William J Polygraphic encryption-decryption system
NL8202547A (nl) * 1982-06-23 1984-01-16 Philips Nv Werkwijze voor het opwekken van een pseudo-random reeks van tekens met grote reekslengte.
US4680791A (en) * 1984-05-31 1987-07-14 Nec Corporation Digital video signal process apparatus for use in a video tape recorder
US4694491A (en) * 1985-03-11 1987-09-15 General Instrument Corp. Cryptographic system using interchangeable key blocks and selectable key fragments
US4802220A (en) * 1985-03-20 1989-01-31 American Telephone And Telegraph Company, At&T Bell Laboratories Method and apparatus for multi-channel communication security
US4654480A (en) * 1985-11-26 1987-03-31 Weiss Jeffrey A Method and apparatus for synchronizing encrypting and decrypting systems
US4731843A (en) * 1985-12-30 1988-03-15 Paradyne Corporation Method and device of increasing the execution speed of cipher feedback mode of the DES by an arbitrary multiplier
NL8602847A (nl) * 1986-11-11 1988-06-01 Philips Nv Werkwijze voor het vercijferen/ontcijferen en inrichting voor het uitvoeren van de werkwijze.
US4949381A (en) * 1988-09-19 1990-08-14 Pitney Bowes Inc. Electronic indicia in bit-mapped form
US4888803A (en) * 1988-09-26 1989-12-19 Pitney Bowes Inc. Method and apparatus for verifying a value for a batch of items
BE1003932A6 (fr) * 1989-04-28 1992-07-22 Musyck Emile Systeme cryptographique par bloc de donnees binaires.
US5003596A (en) * 1989-08-17 1991-03-26 Cryptech, Inc. Method of cryptographically transforming electronic digital data from one form to another
US5214704A (en) * 1989-10-04 1993-05-25 Teledyne Industries, Inc. Nonlinear dynamic substitution devices and methods for block substitutions
US5038376A (en) * 1989-10-04 1991-08-06 Teledyne Industries, Inc. Block substitution based encryption by a modulo 2 addition method and apparatus
US5317639A (en) * 1989-10-04 1994-05-31 Teledyne Industries, Inc. Non-linear block substitution devices derived by constructive corruption
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
DE4016203A1 (de) * 1990-05-19 1991-11-21 Rolf Prof Dr Trautner Verfahren zur blockweisen chiffrierung von digitalen daten
US5241599A (en) * 1991-10-02 1993-08-31 At&T Bell Laboratories Cryptographic protocol for secure communications
WO1994026045A1 (en) * 1993-05-05 1994-11-10 Zunquan Liu A repertoire of mappings for a cryptosystem
EP0624013B1 (en) * 1993-05-05 1998-12-02 Zunquan Liu Device and method for data encryption
US5377270A (en) * 1993-06-30 1994-12-27 United Technologies Automotive, Inc. Cryptographic authentication of transmitted messages using pseudorandom numbers
US5363448A (en) * 1993-06-30 1994-11-08 United Technologies Automotive, Inc. Pseudorandom number generation and cryptographic authentication
US5680131A (en) * 1993-10-29 1997-10-21 National Semiconductor Corporation Security system having randomized synchronization code after power up
US5398284A (en) * 1993-11-05 1995-03-14 United Technologies Automotive, Inc. Cryptographic encoding process
US5533127A (en) * 1994-03-18 1996-07-02 Canon Information Systems, Inc. Encryption system
US5838794A (en) * 1996-01-11 1998-11-17 Teledyne Electronic Technologies Method and apparatus for inter-round mixing in iterated block substitution systems
FR2748144B1 (fr) * 1996-04-25 1998-06-12 Sagem Procede de transmission securisee entre un emetteur et un recepteur, emetteur et recepteur pour la mise en oeuvre du procede
KR100296958B1 (ko) * 1998-05-06 2001-09-22 이석우 블록 데이터 암호화 장치
JP4354609B2 (ja) * 1999-07-16 2009-10-28 パナソニック株式会社 有限体上の連立方程式求解装置及び逆元演算装置
US6990200B1 (en) * 1999-11-04 2006-01-24 Murata Machinery Ltd. Encryption method, cryptographic communication method, ciphertext generating device and cryptographic communication system of public-key cryptosystem
US7240204B1 (en) * 2000-03-31 2007-07-03 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University Scalable and unified multiplication methods and apparatus
TW527783B (en) * 2001-10-04 2003-04-11 Ind Tech Res Inst Encryption/deciphering device capable of supporting advanced encryption standard
US20040202318A1 (en) * 2001-10-04 2004-10-14 Chih-Chung Lu Apparatus for supporting advanced encryption standard encryption and decryption
GB0124686D0 (en) * 2001-10-15 2001-12-05 Hewlett Packard Co A scheme for splitting trusted authorities based on the shamir's secret sharing
US6898288B2 (en) * 2001-10-22 2005-05-24 Telesecura Corporation Method and system for secure key exchange
US7283628B2 (en) * 2001-11-30 2007-10-16 Analog Devices, Inc. Programmable data encryption engine
US7269615B2 (en) 2001-12-18 2007-09-11 Analog Devices, Inc. Reconfigurable input Galois field linear transformer system
US7508937B2 (en) * 2001-12-18 2009-03-24 Analog Devices, Inc. Programmable data encryption engine for advanced encryption standard algorithm
JP2003302899A (ja) * 2002-04-11 2003-10-24 Sony Corp ブーリアン・マトリクスに基づく暗号化および復号処理方法、並びに装置
JPWO2004001701A1 (ja) * 2002-06-20 2005-10-20 株式会社日立製作所 符号演算装置
JP2005534973A (ja) * 2002-08-06 2005-11-17 ディスクレティックス・テクノロジーズ・リミテッド 有限体内でデータを操作する方法および装置
JP2004078514A (ja) * 2002-08-16 2004-03-11 Fujitsu Ltd コンテンツ配信方法及びコンテンツ出力方法
US20040174995A1 (en) * 2003-02-06 2004-09-09 Singh Mukesh Kumar Cryptosystems
KR100561845B1 (ko) * 2003-10-08 2006-03-16 삼성전자주식회사 애드 혹 망에서 멀티 레벨 접근 제어를 위한 데이터암호화 및 복호화 방법
US8031865B2 (en) * 2004-01-08 2011-10-04 Encryption Solutions, Inc. Multiple level security system and method for encrypting data within documents
US7752453B2 (en) * 2004-01-08 2010-07-06 Encryption Solutions, Inc. Method of encrypting and transmitting data and system for transmitting encrypted data
US7526643B2 (en) * 2004-01-08 2009-04-28 Encryption Solutions, Inc. System for transmitting encrypted data
US7412054B2 (en) * 2004-05-04 2008-08-12 International Business Machines Corporation Matrix encryption method and system
US7577845B2 (en) * 2004-08-17 2009-08-18 Hengli Ma Information matrix cryptogram
US8331559B2 (en) * 2004-10-12 2012-12-11 Chiou-Haun Lee Diffused data encryption/decryption processing method
US7606361B2 (en) * 2005-03-18 2009-10-20 Oracle International Corporation Sending a message securely over an insecure channel
DE102008010794B3 (de) * 2008-02-22 2009-10-29 Fachhochschule Schmalkalden Verfahren zur unmanipulierbaren, abhörsicheren und nicht hackbaren P2P-Kommunikation in Mehrteilnehmernetze
JP2009272671A (ja) * 2008-04-30 2009-11-19 Panasonic Corp 秘匿認証システム
US8983066B2 (en) * 2009-02-27 2015-03-17 Cisco Technology, Inc. Private pairwise key management for groups
US8548171B2 (en) * 2009-02-27 2013-10-01 Cisco Technology, Inc. Pair-wise keying for tunneled virtual private networks
DE102009061045B4 (de) * 2009-06-10 2012-05-03 Infineon Technologies Ag Erzeugung eines Session-Schlüssels zur Authentisierung und sicheren Datenübertragung
JP6048501B2 (ja) * 2012-07-13 2016-12-21 日本電気株式会社 暗号文照合システムと方法とプログラム
IL231550A0 (en) 2014-03-17 2014-08-31 Nuvoton Technology Corp Saving secure information in external memory
US9692592B2 (en) * 2015-06-05 2017-06-27 Apple Inc. Using state reordering to protect against white box attacks
US10387533B2 (en) 2017-06-01 2019-08-20 Samsung Electronics Co., Ltd Apparatus and method for generating efficient convolution
US10904217B2 (en) 2018-05-31 2021-01-26 Cisco Technology, Inc. Encryption for gateway tunnel-based VPNs independent of wan transport addresses
US11610004B2 (en) 2021-04-14 2023-03-21 Bank Of America Corporation System for implementing enhanced file encryption technique
US20240187213A1 (en) * 2021-04-19 2024-06-06 Virginia Tech Intellectual Properties, Inc. Galois extension field-based block cipher

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3798360A (en) * 1971-06-30 1974-03-19 Ibm Step code ciphering system
US3798359A (en) * 1971-06-30 1974-03-19 Ibm Block cipher cryptographic system
US4074066A (en) * 1976-04-26 1978-02-14 International Business Machines Corporation Message verification and transmission error detection by block chaining
US4160120A (en) * 1977-11-17 1979-07-03 Burroughs Corporation Link encryption device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62103165A (ja) * 1985-08-06 1987-05-13 ピツトネイ・ボウズ・インコ−ポレ−テツド 証印中の符号化グラフ情報を有する郵便料金計

Also Published As

Publication number Publication date
US4322577A (en) 1982-03-30
WO1979000418A1 (en) 1979-07-12
SE7714587L (sv) 1979-06-22
EP0011615A1 (en) 1980-06-11
EP0011615B1 (en) 1983-06-15

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