FR666648A - Method and apparatus for ensuring the inviolability of encrypted communications - Google Patents

Method and apparatus for ensuring the inviolability of encrypted communications

Info

Publication number
FR666648A
FR666648A FR666648DA FR666648A FR 666648 A FR666648 A FR 666648A FR 666648D A FR666648D A FR 666648DA FR 666648 A FR666648 A FR 666648A
Authority
FR
France
Prior art keywords
inviolability
ensuring
encrypted communications
encrypted
communications
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)
Inventor
Lorenzo Mellina
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 filed Critical
Application granted granted Critical
Publication of FR666648A publication Critical patent/FR666648A/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
    • G09C1/04—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)
FR666648D 1928-03-20 1928-03-20 Method and apparatus for ensuring the inviolability of encrypted communications Expired FR666648A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR666648T 1928-03-20

Publications (1)

Publication Number Publication Date
FR666648A true FR666648A (en) 1929-10-03

Family

ID=9013975

Family Applications (1)

Application Number Title Priority Date Filing Date
FR666648D Expired FR666648A (en) 1928-03-20 1928-03-20 Method and apparatus for ensuring the inviolability of encrypted communications

Country Status (1)

Country Link
FR (1) FR666648A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115017530A (en) * 2022-08-08 2022-09-06 创云融达信息技术(天津)股份有限公司 Data security storage device and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115017530A (en) * 2022-08-08 2022-09-06 创云融达信息技术(天津)股份有限公司 Data security storage device and method

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