DK60488A - Chifrerings- og dechifreringsandordning - Google Patents

Chifrerings- og dechifreringsandordning

Info

Publication number
DK60488A
DK60488A DK060488A DK60488A DK60488A DK 60488 A DK60488 A DK 60488A DK 060488 A DK060488 A DK 060488A DK 60488 A DK60488 A DK 60488A DK 60488 A DK60488 A DK 60488A
Authority
DK
Denmark
Prior art keywords
code
ciphered
bit sequence
ciphering
input
Prior art date
Application number
DK060488A
Other languages
Danish (da)
English (en)
Other versions
DK60488D0 (da
Inventor
Stefan Santesson
Original Assignee
Datakonsult I Malmoe Ab
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
Priority claimed from PCT/SE1986/000275 external-priority patent/WO1987007796A1/en
Application filed by Datakonsult I Malmoe Ab filed Critical Datakonsult I Malmoe Ab
Publication of DK60488D0 publication Critical patent/DK60488D0/da
Publication of DK60488A publication Critical patent/DK60488A/da

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
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • 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
    • 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)
  • Motorcycle And Bicycle Frame (AREA)
  • Soil Working Implements (AREA)
  • Jib Cranes (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Lock And Its Accessories (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Coin-Freed Apparatuses For Hiring Articles (AREA)
DK060488A 1986-06-09 1988-02-05 Chifrerings- og dechifreringsandordning DK60488A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE1986/000275 WO1987007796A1 (en) 1984-12-10 1986-06-09 Ciphering and deciphering device

Publications (2)

Publication Number Publication Date
DK60488D0 DK60488D0 (da) 1988-02-05
DK60488A true DK60488A (da) 1988-02-05

Family

ID=20363182

Family Applications (1)

Application Number Title Priority Date Filing Date
DK060488A DK60488A (da) 1986-06-09 1988-02-05 Chifrerings- og dechifreringsandordning

Country Status (8)

Country Link
US (1) US4972481A (de)
EP (1) EP0309447B1 (de)
JP (1) JPH01503028A (de)
AT (1) ATE83106T1 (de)
DE (1) DE3687235T2 (de)
DK (1) DK60488A (de)
FI (1) FI885698A7 (de)
NO (1) NO880545L (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04346127A (ja) 1991-05-23 1992-12-02 Sony Corp 電子装置
NL9102157A (nl) * 1991-12-20 1993-07-16 Nederland Ptt Systeem voor het met een eerste codeerapparaat coderen van aangeboden data en voor het met een tweede codeerapparaat decoderen van gecodeerde data, en codeerapparaat voor toepassing in het systeem.
US5623665A (en) * 1992-01-13 1997-04-22 Sony Corporation Electronic apparatus for patching a read-only memory
JP3230262B2 (ja) * 1992-01-24 2001-11-19 ソニー株式会社 電子装置及びその固定情報修正方法
JP3284614B2 (ja) * 1992-09-19 2002-05-20 ソニー株式会社 電子装置
JP3810805B2 (ja) * 1992-09-19 2006-08-16 ソニー株式会社 情報修正システム
NL9400428A (nl) * 1994-03-18 1995-11-01 Nederland Ptt Inrichting voor het cryptografisch bewerken van datapakketten, alsmede werkwijze voor het genereren van cryptografische bewerkingsdata.
JP2003533829A (ja) * 2000-05-05 2003-11-11 リー，ルビー，ビー． 改良されたオメガおよびフリップステージに基づく置換命令を用いて置換を実行するための方法およびシステム
US6922472B2 (en) * 2000-05-05 2005-07-26 Teleputers, Llc Method and system for performing permutations using permutation instructions based on butterfly networks
AU2001286383A1 (en) * 2000-05-05 2001-11-26 Ruby B. Lee A method and system for performing permutations with bit permutation instructions
CN100428666C (zh) * 2002-12-16 2008-10-22 中国电子科技集团公司第三十研究所 一种密码芯片密钥快速更换方法
JP4492248B2 (ja) * 2004-08-04 2010-06-30 富士ゼロックス株式会社 ネットワークシステム、内部サーバ、端末装置、プログラム、およびパケット中継方法
CN100546239C (zh) * 2006-01-24 2009-09-30 马恒利 应用密文图技术对数据进行加密的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4404426A (en) * 1962-05-23 1983-09-13 American Standard Inc. Cryptographic telegraphy programming system
US4176247A (en) * 1973-10-10 1979-11-27 Sperry Rand Corporation Signal scrambler-unscrambler for binary coded transmission system
SE380696B (sv) * 1974-03-20 1975-11-10 Philips Svenska Ab Sett att alstra en pseudoslumpbitfoljd och anordning for utforande av settet.
US4133974A (en) * 1976-11-05 1979-01-09 Datotek, Inc. System for locally enciphering prime data
FR2467515A1 (fr) * 1979-10-10 1981-04-17 Telediffusion Fse Systeme de chiffrement et de dechiffrement d'un signal numerique
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
US4742544A (en) * 1984-07-09 1988-05-03 Kupnicki Richard A Television transmission network with scrambling and descrambling
US4817148A (en) * 1987-07-06 1989-03-28 Wegener Communications, Inc. Signal scrambling transmission system

Also Published As

Publication number Publication date
NO880545D0 (no) 1988-02-08
FI885698A0 (fi) 1988-12-08
NO880545L (no) 1988-02-08
ATE83106T1 (de) 1992-12-15
JPH01503028A (ja) 1989-10-12
EP0309447A1 (de) 1989-04-05
US4972481A (en) 1990-11-20
EP0309447B1 (de) 1992-12-02
DK60488D0 (da) 1988-02-05
FI885698A7 (fi) 1988-12-08
DE3687235D1 (de) 1993-01-14
DE3687235T2 (de) 1993-08-12

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment