NL150980B - Inrichting voor het vercijferen van leesbare tekst met behulp van permutaties en vice versa. - Google Patents

Inrichting voor het vercijferen van leesbare tekst met behulp van permutaties en vice versa.

Info

Publication number
NL150980B
NL150980B NL6617645A NL6617645A NL150980B NL 150980 B NL150980 B NL 150980B NL 6617645 A NL6617645 A NL 6617645A NL 6617645 A NL6617645 A NL 6617645A NL 150980 B NL150980 B NL 150980B
Authority
NL
Netherlands
Prior art keywords
signal
key
clear
signals
stores
Prior art date
Application number
NL6617645A
Other languages
English (en)
Dutch (nl)
Other versions
NL6617645A (xx
Original Assignee
Csf
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 Csf filed Critical Csf
Publication of NL6617645A publication Critical patent/NL6617645A/xx
Publication of NL150980B publication Critical patent/NL150980B/xx

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/08—Randomization, e.g. dummy operations or using noise
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/12—Details relating to cryptographic hardware or logic circuitry
    • H04L2209/125—Parallelization or pipelining, e.g. for accelerating processing of cryptographic operations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
  • Lock And Its Accessories (AREA)
NL6617645A 1965-12-15 1966-12-15 Inrichting voor het vercijferen van leesbare tekst met behulp van permutaties en vice versa. NL150980B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR42436A FR1467197A (fr) 1965-12-15 1965-12-15 Nouveau procédé de chiffrement

Publications (2)

Publication Number Publication Date
NL6617645A NL6617645A (xx) 1967-06-16
NL150980B true NL150980B (nl) 1976-09-15

Family

ID=8595677

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6617645A NL150980B (nl) 1965-12-15 1966-12-15 Inrichting voor het vercijferen van leesbare tekst met behulp van permutaties en vice versa.

Country Status (7)

Country Link
BE (1) BE691266A (xx)
CH (1) CH491455A (xx)
DE (1) DE1254177C2 (xx)
FR (1) FR1467197A (xx)
GB (1) GB1164490A (xx)
NL (1) NL150980B (xx)
SE (1) SE340293B (xx)

Also Published As

Publication number Publication date
DE1254177B (de) 1967-11-16
GB1164490A (en) 1969-09-17
SE340293B (xx) 1971-11-15
CH491455A (fr) 1970-05-31
NL6617645A (xx) 1967-06-16
BE691266A (xx) 1967-06-15
DE1254177C2 (de) 1976-01-02
FR1467197A (fr) 1967-01-27

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