NL225293A - - Google Patents

Info

Publication number
NL225293A
NL225293A NL225293DA NL225293A NL 225293 A NL225293 A NL 225293A NL 225293D A NL225293D A NL 225293DA NL 225293 A NL225293 A NL 225293A
Authority
NL
Netherlands
Application number
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.)
Publication of NL225293A publication Critical patent/NL225293A/xx

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
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/20—Information technology specific aspects, e.g. CAD, simulation, modelling, system security

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Facsimile Transmission Control (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Burglar Alarm Systems (AREA)
NL225293D 1957-02-26 NL225293A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DET13281A DE1054491B (de) 1957-02-26 1957-02-26 Anordnung zur Erzeugung von n-stelligen, binaeren Schluesselzahlen zur Verschluesselung von binaeren Signalen

Publications (1)

Publication Number Publication Date
NL225293A true NL225293A (de)

Family

ID=7547284

Family Applications (2)

Application Number Title Priority Date Filing Date
NL225293D NL225293A (de) 1957-02-26
NL109840D NL109840C (de) 1957-02-26

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL109840D NL109840C (de) 1957-02-26

Country Status (5)

Country Link
US (1) US3038028A (de)
DE (1) DE1054491B (de)
FR (1) FR1198894A (de)
GB (1) GB874890A (de)
NL (2) NL109840C (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1156847B (de) * 1959-12-22 1963-11-07 Prec Mecanique Labinal Codiereinrichtung mit einem Codeumsetzer fuer codierte Funksignale
NL267662A (de) * 1960-08-02
NL279100A (de) * 1961-05-30
BE623086A (de) * 1961-10-02
DE1196713B (de) * 1962-08-30 1965-07-15 Deutsche Bundespost Verfahren zur Sprachverschluesselung
US5018685A (en) * 1964-05-27 1991-05-28 The United States Of America As Represented By The Secretary Of The Navy Data link and return link
US5004185A (en) * 1964-08-31 1991-04-02 The United States Of America As Represented By The Secretary Of The Navy Air-surface-missile data link system
US4434322A (en) 1965-08-19 1984-02-28 Racal Data Communications Inc. Coded data transmission system
US4283602A (en) * 1966-06-03 1981-08-11 International Telephone And Telegraph Corporation Cryptographically secure communication system
US3496291A (en) * 1966-06-17 1970-02-17 Int Standard Electric Corp Enciphering teleprinter text for telex channels
US4171513A (en) * 1966-09-06 1979-10-16 Sanders Associates, Inc. Secure communications system
GB1190809A (en) * 1967-06-26 1970-05-06 Ericsson Telefon Ab L M Improvements in and relating to the Generation of a Pulse Code
US3715508A (en) * 1967-09-15 1973-02-06 Ibm Switching circuits employing orthogonal and quasi-orthogonal pseudo-random code sequences
FR1576416A (de) * 1968-04-10 1969-08-01
US3627928A (en) * 1969-02-04 1971-12-14 Litton Systems Inc Telegraph privacy system
GB1235571A (en) * 1969-03-05 1971-06-16 Transvertex Ab Improved ciphering machine
US3781473A (en) * 1971-04-15 1973-12-25 Datotek Random digital code generator
US3796830A (en) * 1971-11-02 1974-03-12 Ibm Recirculating block cipher cryptographic system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2406046A (en) * 1942-05-21 1946-08-20 Bell Telephone Labor Inc Telegraph signal enciphering key tape producing device
US2406032A (en) * 1942-11-23 1946-08-20 Bell Telephone Labor Inc Telegraph signal enciphering mechanism
US2403888A (en) * 1944-02-12 1946-07-09 American Telephone & Telegraph Enciphering and deciphering system
CH311424A (de) * 1950-04-22 1955-11-30 Gretener Edgar Ing Dr Verfahren zur Geheimhaltung von Sprache in Nachrichtenübermittlungskanälen.
US2794851A (en) * 1952-02-08 1957-06-04 Zenith Radio Corp Code storage device

Also Published As

Publication number Publication date
NL109840C (de)
US3038028A (en) 1962-06-05
DE1054491B (de) 1959-04-09
GB874890A (en) 1961-08-10
FR1198894A (fr) 1959-12-10

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