FR2786049B1 - Procede de cryptographie a cle dynamique - Google Patents

Procede de cryptographie a cle dynamique

Info

Publication number
FR2786049B1
FR2786049B1 FR9814186A FR9814186A FR2786049B1 FR 2786049 B1 FR2786049 B1 FR 2786049B1 FR 9814186 A FR9814186 A FR 9814186A FR 9814186 A FR9814186 A FR 9814186A FR 2786049 B1 FR2786049 B1 FR 2786049B1
Authority
FR
France
Prior art keywords
key
coding
dynamic key
key cryptography
cryptography process
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
FR9814186A
Other languages
English (en)
Other versions
FR2786049A1 (fr
Inventor
Jean Pierre Roland Pau Lefevre
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9814186A priority Critical patent/FR2786049B1/fr
Publication of FR2786049A1 publication Critical patent/FR2786049A1/fr
Application granted granted Critical
Publication of FR2786049B1 publication Critical patent/FR2786049B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
FR9814186A 1998-11-12 1998-11-12 Procede de cryptographie a cle dynamique Expired - Fee Related FR2786049B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9814186A FR2786049B1 (fr) 1998-11-12 1998-11-12 Procede de cryptographie a cle dynamique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9814186A FR2786049B1 (fr) 1998-11-12 1998-11-12 Procede de cryptographie a cle dynamique

Publications (2)

Publication Number Publication Date
FR2786049A1 FR2786049A1 (fr) 2000-05-19
FR2786049B1 true FR2786049B1 (fr) 2001-02-09

Family

ID=9532622

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9814186A Expired - Fee Related FR2786049B1 (fr) 1998-11-12 1998-11-12 Procede de cryptographie a cle dynamique

Country Status (1)

Country Link
FR (1) FR2786049B1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2412123B1 (fr) * 2009-03-26 2020-07-08 Trustcorp S.A. Procede et dispostif d'archivage d'un document
FR2943870B1 (fr) * 2009-03-26 2022-03-11 Trustseed Procede et dispositif de chiffrement d'un document
WO2019220298A1 (fr) * 2018-05-14 2019-11-21 nChain Holdings Limited Procédé et système de communication d'un secret
CN117579392B (zh) * 2024-01-16 2024-04-16 北京富通亚讯网络信息技术有限公司 基于加密处理的可靠数据传输方法、装置、设备及介质

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2737929B1 (fr) * 1995-08-17 1997-10-24 Routier Christine France Isabe Procede de gestion de cles de chiffrement pour systeme de cryptographie symetrique et dispositif generateur de cles de chiffrement de mise en oeuvre du procede
DK0891611T3 (da) * 1996-03-22 2006-10-30 Actividentity Europ Sa Adgangskontrolsystem til en funktion, hvori krypteringen kræver flere dynamiske variabler

Also Published As

Publication number Publication date
FR2786049A1 (fr) 2000-05-19

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20110801