FR1058646A - Control device for encryption devices - Google Patents

Control device for encryption devices

Info

Publication number
FR1058646A
FR1058646A FR1058646DA FR1058646A FR 1058646 A FR1058646 A FR 1058646A FR 1058646D A FR1058646D A FR 1058646DA FR 1058646 A FR1058646 A FR 1058646A
Authority
FR
France
Prior art keywords
control device
encryption devices
encryption
devices
control
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.)
ATHENEUM STIFTUNG
Original Assignee
ATHENEUM STIFTUNG
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 ATHENEUM STIFTUNG filed Critical ATHENEUM STIFTUNG
Application granted granted Critical
Publication of FR1058646A publication Critical patent/FR1058646A/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)
FR1058646D 1952-04-02 1952-06-23 Control device for encryption devices Expired FR1058646A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1058646X 1952-04-02

Publications (1)

Publication Number Publication Date
FR1058646A true FR1058646A (en) 1954-03-17

Family

ID=4555260

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1058646D Expired FR1058646A (en) 1952-04-02 1952-06-23 Control device for encryption devices

Country Status (1)

Country Link
FR (1) FR1058646A (en)

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