FR2737593B1 - PORTABLE DEVICE FOR ENCRYPTING AND DISPLAYING AT LEAST ONE CONFIDENTIAL CODE WITH AT LEAST FOUR NUMBERS FROM A TWO-CHARACTER KEY CODE - Google Patents

PORTABLE DEVICE FOR ENCRYPTING AND DISPLAYING AT LEAST ONE CONFIDENTIAL CODE WITH AT LEAST FOUR NUMBERS FROM A TWO-CHARACTER KEY CODE

Info

Publication number
FR2737593B1
FR2737593B1 FR9509406A FR9509406A FR2737593B1 FR 2737593 B1 FR2737593 B1 FR 2737593B1 FR 9509406 A FR9509406 A FR 9509406A FR 9509406 A FR9509406 A FR 9509406A FR 2737593 B1 FR2737593 B1 FR 2737593B1
Authority
FR
France
Prior art keywords
code
encrypting
displaying
numbers
portable device
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 - Fee Related
Application number
FR9509406A
Other languages
French (fr)
Other versions
FR2737593A1 (en
Inventor
Bernard Gout
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.)
SERIGRAPHIE Y GOUT
Original Assignee
SERIGRAPHIE Y GOUT
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 SERIGRAPHIE Y GOUT filed Critical SERIGRAPHIE Y GOUT
Priority to FR9509406A priority Critical patent/FR2737593B1/en
Publication of FR2737593A1 publication Critical patent/FR2737593A1/en
Application granted granted Critical
Publication of FR2737593B1 publication Critical patent/FR2737593B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
  • Credit Cards Or The Like (AREA)
FR9509406A 1995-07-31 1995-07-31 PORTABLE DEVICE FOR ENCRYPTING AND DISPLAYING AT LEAST ONE CONFIDENTIAL CODE WITH AT LEAST FOUR NUMBERS FROM A TWO-CHARACTER KEY CODE Expired - Fee Related FR2737593B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9509406A FR2737593B1 (en) 1995-07-31 1995-07-31 PORTABLE DEVICE FOR ENCRYPTING AND DISPLAYING AT LEAST ONE CONFIDENTIAL CODE WITH AT LEAST FOUR NUMBERS FROM A TWO-CHARACTER KEY CODE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9509406A FR2737593B1 (en) 1995-07-31 1995-07-31 PORTABLE DEVICE FOR ENCRYPTING AND DISPLAYING AT LEAST ONE CONFIDENTIAL CODE WITH AT LEAST FOUR NUMBERS FROM A TWO-CHARACTER KEY CODE

Publications (2)

Publication Number Publication Date
FR2737593A1 FR2737593A1 (en) 1997-02-07
FR2737593B1 true FR2737593B1 (en) 1997-10-10

Family

ID=9481641

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9509406A Expired - Fee Related FR2737593B1 (en) 1995-07-31 1995-07-31 PORTABLE DEVICE FOR ENCRYPTING AND DISPLAYING AT LEAST ONE CONFIDENTIAL CODE WITH AT LEAST FOUR NUMBERS FROM A TWO-CHARACTER KEY CODE

Country Status (1)

Country Link
FR (1) FR2737593B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2414593A (en) * 2004-05-29 2005-11-30 Xenon Solutions Ltd Code generator
EP3683784A1 (en) * 2019-01-21 2020-07-22 Ngrave bvba Long-term offline management of cryptographic parameters

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2590698A1 (en) * 1985-02-14 1987-05-29 Risbec Claudine Device for memorising a code
US5246375A (en) * 1991-09-23 1993-09-21 Wouter Goede Memory aiding device
GB9123797D0 (en) * 1991-11-08 1992-01-02 Megaprint Group The Limited Information-encrypting device and method
DE9200109U1 (en) * 1992-01-07 1992-10-01 Böll, Liudger, 5239 Hattert Memorizing device for a symbol combination assigned to a data carrier
GB2265490A (en) * 1992-03-24 1993-09-29 Samuel Brian Parks Device for confidential storing and accessing of data

Also Published As

Publication number Publication date
FR2737593A1 (en) 1997-02-07

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Legal Events

Date Code Title Description
ST Notification of lapse