CH484570A - Verfahren zur Erzeugung, Übertragung und Entzifferung eines verschlüsselten Fernschreibtextes - Google Patents

Verfahren zur Erzeugung, Übertragung und Entzifferung eines verschlüsselten Fernschreibtextes

Info

Publication number
CH484570A
CH484570A CH843267A CH843267A CH484570A CH 484570 A CH484570 A CH 484570A CH 843267 A CH843267 A CH 843267A CH 843267 A CH843267 A CH 843267A CH 484570 A CH484570 A CH 484570A
Authority
CH
Switzerland
Prior art keywords
deciphering
encrypted
transmitting
generating
telex
Prior art date
Application number
CH843267A
Other languages
English (en)
Inventor
Ragnar Meisingset Kaare
Reidar Abrahamsen Per
Mo Ivar
Original Assignee
Int Standard Electric 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
Priority claimed from NO16352666A external-priority patent/NO121284B/no
Priority claimed from NO16352766A external-priority patent/NO121285B/no
Priority claimed from NO16352566A external-priority patent/NO121283B/no
Application filed by Int Standard Electric Corp filed Critical Int Standard Electric Corp
Priority to CH1124367A priority Critical patent/CH513480A/de
Priority to CH1124267A priority patent/CH481443A/de
Publication of CH484570A publication Critical patent/CH484570A/de

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)
  • Storage Device Security (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Communication Control (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Ink Jet Recording Methods And Recording Media Thereof (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
CH843267A 1966-06-17 1967-06-14 Verfahren zur Erzeugung, Übertragung und Entzifferung eines verschlüsselten Fernschreibtextes CH484570A (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH1124367A CH513480A (de) 1966-06-17 1967-06-14 Schlüsseltextgenerator für eine kryptographische Fernschreibanlage
CH1124267A CH481443A (de) 1966-06-17 1967-06-14 Chiffriereinheit für eine kryptographische Fernschreibanlage

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
CH484570A true CH484570A (de) 1970-01-15

Family

ID=27353343

Family Applications (1)

Application Number Title Priority Date Filing Date
CH843267A CH484570A (de) 1966-06-17 1967-06-14 Verfahren zur Erzeugung, Übertragung und Entzifferung eines verschlüsselten Fernschreibtextes

Country Status (9)

Country Link
US (3) US3522374A (de)
BE (3) BE700018A (de)
BR (1) BR6790484D0 (de)
CH (1) CH484570A (de)
DE (1) DE1512273B2 (de)
ES (3) ES341955A1 (de)
GB (3) GB1178027A (de)
NL (3) NL6708291A (de)
SE (3) SE331295B (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2059171A5 (de) * 1969-08-25 1971-05-28 Smiths Industries Ltd
US3639690A (en) * 1969-09-10 1972-02-01 Motorola Inc Digital privacy system
NO122532B (de) * 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
US3781472A (en) * 1971-04-15 1973-12-25 Datotek Digital data ciphering technique
US3781473A (en) * 1971-04-15 1973-12-25 Datotek Random digital code generator
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
US5500899A (en) * 1982-05-20 1996-03-19 The United States Of America As Represented By The Director, Nsa Secure voice conferencing apparatus
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
SE435979B (sv) * 1983-03-14 1984-10-29 Ericsson Telefon Ab L M Anordning for kryptering/dekryptering av digitala meddelanden
WO1985000259A1 (en) * 1983-06-29 1985-01-17 M/A-Com Dcc, Inc. Probabilistic scrambler and method of probabilistic scrambling
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
WO2006048703A1 (en) * 2004-11-05 2006-05-11 Synaptic Laboratories Limited Process of and apparatus for encoding a signal
DE102009024604B4 (de) * 2009-06-10 2011-05-05 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 (de) * 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
ES341953A1 (es) 1968-09-16
NL6708289A (de) 1967-12-18
US3496291A (en) 1970-02-17
BE700118A (de) 1967-12-19
DE1512273B2 (de) 1971-03-25
DE1512273A1 (de) 1969-08-14
SE331295B (de) 1970-12-21
NL6708291A (de) 1967-12-18
SE330907B (de) 1970-12-07
BE700018A (de) 1967-12-18
GB1178026A (en) 1970-01-14
SE331114B (de) 1970-12-14
BR6790484D0 (pt) 1973-01-16
US3522374A (en) 1970-07-28
BE700016A (de) 1967-12-18
NL6708290A (de) 1967-12-18
US3506783A (en) 1970-04-14
ES341954A1 (es) 1968-09-16
ES341955A1 (es) 1968-09-16
GB1178027A (en) 1970-01-14
GB1178028A (en) 1970-01-14

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Legal Events

Date Code Title Description
PL Patent ceased