NO122532B - - Google Patents

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Publication number
NO122532B
NO122532B NO0151/70A NO15170A NO122532B NO 122532 B NO122532 B NO 122532B NO 0151/70 A NO0151/70 A NO 0151/70A NO 15170 A NO15170 A NO 15170A NO 122532 B NO122532 B NO 122532B
Authority
NO
Norway
Prior art keywords
characters
equipment
plaintext
character
encryption
Prior art date
Application number
NO0151/70A
Other languages
English (en)
Norwegian (no)
Inventor
P Abrahamsen
Original Assignee
Standard Tel Kabelfab As
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 Standard Tel Kabelfab As filed Critical Standard Tel Kabelfab As
Priority to NO0151/70A priority Critical patent/NO122532B/no
Priority to US94654A priority patent/US3670104A/en
Priority to DE19712101103 priority patent/DE2101103A1/de
Priority to FR7101238A priority patent/FR2080911B1/fr
Priority to ES387293A priority patent/ES387293A1/es
Priority to CH61571A priority patent/CH523636A/de
Publication of NO122532B publication Critical patent/NO122532B/no

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C3/00—Typewriters for ciphering or deciphering cryptographic text
    • G09C3/04—Typewriters for ciphering or deciphering cryptographic text wherein the operative connections between the keys and the type-bars are automatically and continuously permuted, during operation, by a coding or key member
    • G09C3/10—Typewriters for ciphering or deciphering cryptographic text wherein the operative connections between the keys and the type-bars are automatically and continuously permuted, during operation, by a coding or key member involving removable or interchangeable coding members, e.g. master tapes, punched cards
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Printers Characterized By Their Purpose (AREA)
  • Storage Device Security (AREA)
  • Document Processing Apparatus (AREA)
NO0151/70A 1970-01-16 1970-01-16 NO122532B (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NO0151/70A NO122532B (fr) 1970-01-16 1970-01-16
US94654A US3670104A (en) 1970-01-16 1970-12-03 Ciphering method and apparatus
DE19712101103 DE2101103A1 (de) 1970-01-16 1971-01-12 Verfahren und Schaltungsanordnung zum Ver und Entschlüsseln von Fernschreibnach richten
FR7101238A FR2080911B1 (fr) 1970-01-16 1971-01-15
ES387293A ES387293A1 (es) 1970-01-16 1971-01-15 Metodo de cifrado de textos escritos en teleimpresor.
CH61571A CH523636A (de) 1970-01-16 1971-01-15 Verfahren und Einrichtung zum Verschlüsseln, Übertragen und Entschlüsseln von Fernschreibnachrichten

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO0151/70A NO122532B (fr) 1970-01-16 1970-01-16

Publications (1)

Publication Number Publication Date
NO122532B true NO122532B (fr) 1971-07-12

Family

ID=19877399

Family Applications (1)

Application Number Title Priority Date Filing Date
NO0151/70A NO122532B (fr) 1970-01-16 1970-01-16

Country Status (6)

Country Link
US (1) US3670104A (fr)
CH (1) CH523636A (fr)
DE (1) DE2101103A1 (fr)
ES (1) ES387293A1 (fr)
FR (1) FR2080911B1 (fr)
NO (1) NO122532B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3878331A (en) * 1972-10-20 1975-04-15 Barrie O Morgan Digital cryptographic system and method
US3878332A (en) * 1972-10-20 1975-04-15 Barrie O Morgan Digital crytographic system and method
US4176247A (en) * 1973-10-10 1979-11-27 Sperry Rand Corporation Signal scrambler-unscrambler for binary coded transmission system
DE2507804C1 (de) * 1975-02-24 1979-11-29 Siemens Ag Schaltungsanordnung zur Steuerung von Halbduplex-Datenuebertragungsanlagen
US4185166A (en) * 1975-04-14 1980-01-22 Datotek, Inc. Multi-mode digital enciphering system
CH594261A5 (fr) * 1975-11-20 1977-12-30 Europ Handelsges Anst
US4625295A (en) * 1982-01-25 1986-11-25 Skinner James T Textual comparison system for locating desired character strings and delimiter characters
US4955057A (en) * 1987-03-04 1990-09-04 Dynavector, Inc. Reverb generator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1076732B (de) * 1958-04-24 1960-03-03 Telefunken Gmbh Anordnung fuer Fernschreibmaschinen mit wahlweise einschaltbarem Verschluesselungszusatz
DE1252231B (de) * 1964-10-14 1967-10-19 Siemens Aktiengesellschaft, Berlin und München, München Fernschreibanlage mit mindestens einer Blattfernschreibmaschine
US3522374A (en) * 1966-06-17 1970-07-28 Int Standard Electric Corp Ciphering unit
NL6800871A (fr) * 1968-01-19 1969-07-22

Also Published As

Publication number Publication date
FR2080911A1 (fr) 1971-11-26
DE2101103A1 (de) 1971-07-22
CH523636A (de) 1972-05-31
ES387293A1 (es) 1974-01-16
FR2080911B1 (fr) 1975-01-17
US3670104A (en) 1972-06-13

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