DE184674C - - Google Patents

Info

Publication number
DE184674C
DE184674C DENDAT184674D DE184674DA DE184674C DE 184674 C DE184674 C DE 184674C DE NDAT184674 D DENDAT184674 D DE NDAT184674D DE 184674D A DE184674D A DE 184674DA DE 184674 C DE184674 C DE 184674C
Authority
DE
Germany
Prior art keywords
roller
characters
keys
secret
key
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.)
Active
Application number
DENDAT184674D
Other languages
German (de)
English (en)
Publication of DE184674C publication Critical patent/DE184674C/de
Active 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
    • G09C1/04—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 with sign carriers or indicators moved relative to one another to positions determined by a permutation code, or key, so as to indicate the appropriate corresponding clear or ciphered text

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Input From Keyboards Or The Like (AREA)
DENDAT184674D Active DE184674C (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
DE184674C true DE184674C (cg-RX-API-DMAC7.html)

Family

ID=448588

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT184674D Active DE184674C (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
DE (1) DE184674C (cg-RX-API-DMAC7.html)

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