ES341954A1 - Unidad de cifrado. - Google Patents

Unidad de cifrado.

Info

Publication number
ES341954A1
ES341954A1 ES341954A ES341954A ES341954A1 ES 341954 A1 ES341954 A1 ES 341954A1 ES 341954 A ES341954 A ES 341954A ES 341954 A ES341954 A ES 341954A ES 341954 A1 ES341954 A1 ES 341954A1
Authority
ES
Spain
Prior art keywords
signal
reg
shift
cipher
feed
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
ES341954A
Other languages
English (en)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 NO16352566A external-priority patent/NO121283B/no
Priority claimed from NO16352766A external-priority patent/NO121285B/no
Priority claimed from NO16352666A external-priority patent/NO121284B/no
Application filed by Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES341954A1 publication Critical patent/ES341954A1/es
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
    • H04L9/36—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols with means for detecting characters not meant for transmission
    • 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
    • H04L9/0637—Modes of operation, e.g. cipher block chaining [CBC], electronic codebook [ECB] or Galois/counter mode [GCM]
    • 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
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Storage Device Security (AREA)
  • Communication Control (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Ink Jet Recording Methods And Recording Media Thereof (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
  • Medicines Containing Plant Substances (AREA)
ES341954A 1966-06-17 1967-06-17 Unidad de cifrado. Expired ES341954A1 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO16352566A NO121283B (es) 1966-06-17 1966-06-17
NO16352766A NO121285B (es) 1966-06-17 1966-06-17
NO16352666A NO121284B (es) 1966-06-17 1966-06-17

Publications (1)

Publication Number Publication Date
ES341954A1 true ES341954A1 (es) 1968-09-16

Family

ID=27353343

Family Applications (3)

Application Number Title Priority Date Filing Date
ES341953A Expired ES341953A1 (es) 1966-06-17 1967-06-17 Metodo para preparar un texto de teleimpresor cifrado para canales telex.
ES341955A Expired ES341955A1 (es) 1966-06-17 1967-06-17 Generador de material de clave.
ES341954A Expired ES341954A1 (es) 1966-06-17 1967-06-17 Unidad de cifrado.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
ES341953A Expired ES341953A1 (es) 1966-06-17 1967-06-17 Metodo para preparar un texto de teleimpresor cifrado para canales telex.
ES341955A Expired ES341955A1 (es) 1966-06-17 1967-06-17 Generador de material de clave.

Country Status (9)

Country Link
US (3) US3506783A (es)
BE (3) BE700016A (es)
BR (1) BR6790484D0 (es)
CH (1) CH484570A (es)
DE (1) DE1512273B2 (es)
ES (3) ES341953A1 (es)
GB (3) GB1178026A (es)
NL (3) NL6708290A (es)
SE (3) SE331295B (es)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2059171A5 (es) * 1969-08-25 1971-05-28 Smiths Industries Ltd
US3639690A (en) * 1969-09-10 1972-02-01 Motorola Inc Digital privacy system
NO122532B (es) * 1970-01-16 1971-07-12 Standard Tel Kabelfab As
CH515576A (de) * 1970-08-20 1971-11-15 Hagelin Boris Caesar Wilhelm Gerät zur Ver- und Entschlüsselung von mehrstellig codierten Signalen
US3781473A (en) * 1971-04-15 1973-12-25 Datotek Random digital code generator
US3781472A (en) * 1971-04-15 1973-12-25 Datotek Digital data ciphering technique
US3798360A (en) * 1971-06-30 1974-03-19 Ibm Step code ciphering system
US3876832A (en) * 1972-10-20 1975-04-08 Barrie O Morgan Digital cryptographic system and method
SE385644B (sv) * 1974-10-17 1976-07-12 Ericsson Telefon Ab L M Anordning vid kryptering och dekryptering av meddelanden
DE2507804C1 (de) * 1975-02-24 1979-11-29 Siemens Ag Schaltungsanordnung zur Steuerung von Halbduplex-Datenuebertragungsanlagen
US4004089A (en) * 1975-02-28 1977-01-18 Ncr Corporation Programmable cryptic device for enciphering and deciphering data
US4195200A (en) * 1976-06-30 1980-03-25 International Business Machines Corporation Key controlled block-cipher cryptographic system employing a multidirectional shift matrix
US4115657A (en) * 1976-11-11 1978-09-19 Datotek, Inc. Random digital code generator
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
US5500899A (en) * 1982-05-20 1996-03-19 The United States Of America As Represented By The Director, Nsa Secure voice conferencing apparatus
SE435979B (sv) * 1983-03-14 1984-10-29 Ericsson Telefon Ab L M Anordning for kryptering/dekryptering av digitala meddelanden
EP0148263A4 (en) * 1983-06-29 1986-09-15 Ma Com Dcc Inc LIKELIHOOD CRUSHERS AND METHODS FOR CREDIBILITY.
US4972475A (en) * 1987-02-10 1990-11-20 Veritec Inc. Authenticating pseudo-random code and apparatus
US4891781A (en) * 1987-03-04 1990-01-02 Cylink Corporation Modulo arithmetic processor chip
US5128528A (en) * 1990-10-15 1992-07-07 Dittler Brothers, Inc. Matrix encoding devices and methods
DE19505097C1 (de) * 1995-02-15 1996-06-05 Siemens Ag Verschlüsselungsvorrichtung
WO2006048702A1 (en) * 2004-11-05 2006-05-11 Synaptic Laboratories Limited A method of and apparatus for encoding a signal in a hashing primitive
DE102009061045B4 (de) * 2009-06-10 2012-05-03 Infineon Technologies Ag Erzeugung eines Session-Schlüssels zur Authentisierung und sicheren Datenübertragung
US11610004B2 (en) 2021-04-14 2023-03-21 Bank Of America Corporation System for implementing enhanced file encryption technique

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL109840C (es) * 1957-02-26
US3155818A (en) * 1961-05-15 1964-11-03 Bell Telephone Labor Inc Error-correcting systems

Also Published As

Publication number Publication date
US3522374A (en) 1970-07-28
BE700118A (es) 1967-12-19
SE330907B (es) 1970-12-07
BR6790484D0 (pt) 1973-01-16
US3496291A (en) 1970-02-17
NL6708289A (es) 1967-12-18
ES341955A1 (es) 1968-09-16
DE1512273A1 (de) 1969-08-14
GB1178027A (en) 1970-01-14
GB1178026A (en) 1970-01-14
ES341953A1 (es) 1968-09-16
NL6708291A (es) 1967-12-18
NL6708290A (es) 1967-12-18
GB1178028A (en) 1970-01-14
US3506783A (en) 1970-04-14
DE1512273B2 (de) 1971-03-25
CH484570A (de) 1970-01-15
BE700018A (es) 1967-12-18
SE331295B (es) 1970-12-21
BE700016A (es) 1967-12-18
SE331114B (es) 1970-12-14

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