GB910648A - Improvements in or relating to auxiliary apparatus for teleprinters for the automatic ciphering of messages - Google Patents

Improvements in or relating to auxiliary apparatus for teleprinters for the automatic ciphering of messages

Info

Publication number
GB910648A
GB910648A GB40576/58A GB4057658A GB910648A GB 910648 A GB910648 A GB 910648A GB 40576/58 A GB40576/58 A GB 40576/58A GB 4057658 A GB4057658 A GB 4057658A GB 910648 A GB910648 A GB 910648A
Authority
GB
United Kingdom
Prior art keywords
signals
ciphering
teleprinter
cipher
tape
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
GB40576/58A
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.)
Anstalt Europaeische Handelsgesellschaft
Original Assignee
Anstalt Europaeische Handelsgesellschaft
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 Anstalt Europaeische Handelsgesellschaft filed Critical Anstalt Europaeische Handelsgesellschaft
Publication of GB910648A publication Critical patent/GB910648A/en
Expired legal-status Critical Current

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
    • G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
    • G09C1/06—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member
    • G09C1/10—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member the connections being electrical

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Burglar Alarm Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Selective Calling Equipment (AREA)
GB40576/58A 1958-01-07 1958-12-16 Improvements in or relating to auxiliary apparatus for teleprinters for the automatic ciphering of messages Expired GB910648A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH5444158A CH374717A (de) 1958-01-07 1958-01-07 An einen Fernschreiber anschliessbares Mischgerät

Publications (1)

Publication Number Publication Date
GB910648A true GB910648A (en) 1962-11-14

Family

ID=4519263

Family Applications (1)

Application Number Title Priority Date Filing Date
GB40576/58A Expired GB910648A (en) 1958-01-07 1958-12-16 Improvements in or relating to auxiliary apparatus for teleprinters for the automatic ciphering of messages

Country Status (7)

Country Link
US (1) US3083263A (en, 2012)
CH (1) CH374717A (en, 2012)
DE (1) DE1111239B (en, 2012)
DK (1) DK105986C (en, 2012)
FR (1) FR1209000A (en, 2012)
GB (1) GB910648A (en, 2012)
NL (1) NL233484A (en, 2012)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH515576A (de) * 1970-08-20 1971-11-15 Hagelin Boris Caesar Wilhelm Gerät zur Ver- und Entschlüsselung von mehrstellig codierten Signalen
CH594261A5 (en, 2012) * 1975-11-20 1977-12-30 Europ Handelsges Anst
CH604432A5 (en, 2012) * 1977-03-16 1978-09-15 Europ Handelsges Anst

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1310719A (en) * 1919-07-22 Secret signaling system
US2028818A (en) * 1934-06-21 1936-01-28 American Telephone & Telegraph Printing telegraph system
US2504621A (en) * 1946-12-03 1950-04-18 Bell Telephone Labor Inc Enciphering and deciphering device for secret telegraph systems
US2547515A (en) * 1949-06-23 1951-04-03 Teletype Corp Secrecy system
DE1028159B (de) 1954-12-01 1958-04-17 Siemens Ag Betriebsarten-Umschalteeinrichtung fuer an Fernschreibmaschinen anbaubare Schluesselzusatzeinrichtung
DE1017206B (de) * 1955-04-05 1957-10-10 Siemens Ag Lochstreifensender mit Schluesselzusatzeinrichtung
DE1066610B (de) * 1956-09-20 1959-10-08 Standard Elektrik Lorenz Aktiengesellschaft, Stuttgart-Zuffenhausen Sicherheitseinrichtung für Mischgeräte bei Verschlüsselungsverfahren
DE1006458B (de) * 1957-01-18 1957-04-18 Siemens Ag Verfahren zum Erzeugen und Aussenden bzw. zum Entschluesseln verschluesselter Mehrschritt-Alphabet-Fernschreiben und Einrichtungen zur Durchfuehrung des Verfahrens
DE1035687B (de) 1957-02-28 1958-08-07 Siemens Ag Verfahren zum Verschluesseln und Entschluesseln von Fernschreibtext

Also Published As

Publication number Publication date
DK105986C (da) 1966-12-05
NL233484A (en, 2012)
FR1209000A (fr) 1960-02-26
CH374717A (de) 1964-01-31
DE1111239B (de) 1961-07-20
US3083263A (en) 1963-03-26

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