FR1153350A - Encryption machine - Google Patents

Encryption machine

Info

Publication number
FR1153350A
FR1153350A FR1153350DA FR1153350A FR 1153350 A FR1153350 A FR 1153350A FR 1153350D A FR1153350D A FR 1153350DA FR 1153350 A FR1153350 A FR 1153350A
Authority
FR
France
Prior art keywords
encryption machine
encryption
machine
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
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR1153350A publication Critical patent/FR1153350A/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
    • G09C1/08—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 mechanical

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR1153350D 1955-05-26 1956-05-23 Encryption machine Expired FR1153350A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1153350X 1955-05-26

Publications (1)

Publication Number Publication Date
FR1153350A true FR1153350A (en) 1958-03-05

Family

ID=4560282

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1153350D Expired FR1153350A (en) 1955-05-26 1956-05-23 Encryption machine

Country Status (1)

Country Link
FR (1) FR1153350A (en)

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