AT316666B - Device for encrypting or decrypting characters - Google Patents

Device for encrypting or decrypting characters

Info

Publication number
AT316666B
AT316666B AT20371A AT20371A AT316666B AT 316666 B AT316666 B AT 316666B AT 20371 A AT20371 A AT 20371A AT 20371 A AT20371 A AT 20371A AT 316666 B AT316666 B AT 316666B
Authority
AT
Austria
Prior art keywords
decrypting
encrypting
characters
decrypting characters
Prior art date
Application number
AT20371A
Other languages
German (de)
Original Assignee
Europ Handelsges Anst
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 Europ Handelsges Anst filed Critical Europ Handelsges Anst
Application granted granted Critical
Publication of AT316666B publication Critical patent/AT316666B/en

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
    • H04L9/08—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)
  • Input From Keyboards Or The Like (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Lock And Its Accessories (AREA)
AT20371A 1970-03-16 1971-01-12 Device for encrypting or decrypting characters AT316666B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH392270A CH506217A (en) 1970-03-16 1970-03-16 Circuit for encryption devices

Publications (1)

Publication Number Publication Date
AT316666B true AT316666B (en) 1974-07-25

Family

ID=4266370

Family Applications (1)

Application Number Title Priority Date Filing Date
AT20371A AT316666B (en) 1970-03-16 1971-01-12 Device for encrypting or decrypting characters

Country Status (11)

Country Link
US (1) US3725579A (en)
AT (1) AT316666B (en)
BE (1) BE764312A (en)
CA (1) CA926305A (en)
CH (1) CH506217A (en)
DE (1) DE2101177A1 (en)
FR (1) FR2084644A5 (en)
GB (1) GB1317094A (en)
NL (1) NL7103171A (en)
NO (1) NO128425B (en)
SE (1) SE365687B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH603014A5 (en) * 1975-02-05 1978-08-15 Europ Handelsges Anst
DE2507804C1 (en) * 1975-02-24 1979-11-29 Siemens Ag Circuit arrangement for controlling half-duplex data transmission systems
US4074066A (en) * 1976-04-26 1978-02-14 International Business Machines Corporation Message verification and transmission error detection by block chaining
CH604432A5 (en) * 1977-03-16 1978-09-15 Europ Handelsges Anst
US10735199B2 (en) 2018-01-02 2020-08-04 Bank Of America Corporation File based transmission validation and failure location identification system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2406829A (en) * 1942-06-27 1946-09-03 Western Union Telegraph Co Telegraph system
US2406023A (en) * 1944-03-25 1946-08-20 Bell Telephone Labor Inc Teletypewriter signal enciphering system
US2897268A (en) * 1954-05-05 1959-07-28 Bell Telephone Labor Inc Cipher telegraph system
US2874215A (en) * 1955-03-23 1959-02-17 Teletype Corp Two-tape cipher system
CH382216A (en) * 1960-11-07 1964-09-30 Europ Handelsges Anst Device for the encryption and decryption of a text stored in teletype symbols
CH429253A (en) * 1964-01-21 1967-01-31 Europ Handelsges Anst Mixing device for encrypting and decrypting information

Also Published As

Publication number Publication date
GB1317094A (en) 1973-05-16
US3725579A (en) 1973-04-03
NL7103171A (en) 1971-09-20
FR2084644A5 (en) 1971-12-17
SE365687B (en) 1974-03-25
NO128425B (en) 1973-11-12
BE764312A (en) 1971-09-16
DE2101177A1 (en) 1971-09-30
CA926305A (en) 1973-05-15
CH506217A (en) 1971-04-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee