FR2457609A1 - Procede et appareil pour assurer la securite de la distribution de cles de codage - Google Patents

Procede et appareil pour assurer la securite de la distribution de cles de codage

Info

Publication number
FR2457609A1
FR2457609A1 FR8011108A FR8011108A FR2457609A1 FR 2457609 A1 FR2457609 A1 FR 2457609A1 FR 8011108 A FR8011108 A FR 8011108A FR 8011108 A FR8011108 A FR 8011108A FR 2457609 A1 FR2457609 A1 FR 2457609A1
Authority
FR
France
Prior art keywords
identification number
cat
code
key
terminal
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.)
Granted
Application number
FR8011108A
Other languages
English (en)
Other versions
FR2457609B1 (fr
Inventor
Martin M Atalla
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.)
Atalla Technovations Corp
Original Assignee
Atalla Technovations Corp
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 Atalla Technovations Corp filed Critical Atalla Technovations Corp
Publication of FR2457609A1 publication Critical patent/FR2457609A1/fr
Application granted granted Critical
Publication of FR2457609B1 publication Critical patent/FR2457609B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G07F7/10—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means together with a coded signal, e.g. in the form of personal identification information, like personal identification number [PIN] or biometric data
    • G07F7/1016—Devices or methods for securing the PIN and other transaction-data, e.g. by encryption
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
    • 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
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/0827—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving distinctive intermediate devices or communication paths
    • 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
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • 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
    • H04L9/0891—Revocation or update of secret information, e.g. encryption key update or rekeying

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Strategic Management (AREA)
  • General Business, Economics & Management (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Selective Calling Equipment (AREA)
  • Computer And Data Communications (AREA)

Abstract

SYSTEME DE TRANSMISSION DE DONNEES PROTEGEES PERFECTIONNE. UN INDIVIDU AUTORISE ENTRE AU TERMINAL9 SON NUMERO D'IDENTIFICATION PERSONNEL (NIP) QUI EST APPLIQUE, AVEC UN NUMERO D'IDENTIFICATION DU TERMINAL, A UN MODULE DE CHIFFREMENT11 QUI PRODUIT DEUX CODES CLE, CAT QUI SONT TRANSMIS AU PROCESSEUR CENTRAL19, LEQUEL ENGENDRE DES CODES CLE ET CAT SIMILAIRES A PARTIR DU NUMERO D'IDENTIFICATION DU TERMINAL ET DU NUMERO D'IDENTIFICATION PERSONNEL DE L'INDIVIDU, QU'IL CONSERVE DANS SA MEMOIRE. LE PROCESSEUR COMPARE LE CODE CAT PRODUIT LOCALEMENT AU CODE CAT TRANSMIS ET, SI LA COMPARAISON EST FAVORABLE, IL ENGENDRE UN CODE DE SESSION CLE QU'IL CHIFFRE AU MOYEN DU CODE CLE ET TRANSMET AU TERMINAL QUI LE DECHIFFRE POUR L'UTILISER ENSUITE DANS LES TRANSACTIONS. APPLICATION NOTAMMENT AUX RESEAUX DE TRAITEMENT DE L'INFORMATION BANCAIRE.
FR8011108A 1979-05-21 1980-05-19 Procede et appareil pour assurer la securite de la distribution de cles de codage Granted FR2457609A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/040,687 US4288659A (en) 1979-05-21 1979-05-21 Method and means for securing the distribution of encoding keys

Publications (2)

Publication Number Publication Date
FR2457609A1 true FR2457609A1 (fr) 1980-12-19
FR2457609B1 FR2457609B1 (fr) 1984-12-14

Family

ID=21912374

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8011108A Granted FR2457609A1 (fr) 1979-05-21 1980-05-19 Procede et appareil pour assurer la securite de la distribution de cles de codage

Country Status (8)

Country Link
US (1) US4288659A (fr)
JP (1) JPS5945990B2 (fr)
BE (1) BE883392A (fr)
CA (1) CA1141001A (fr)
DE (1) DE3018945C2 (fr)
FR (1) FR2457609A1 (fr)
GB (1) GB2050021B (fr)
SE (1) SE441721B (fr)

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Also Published As

Publication number Publication date
DE3018945C2 (de) 1985-11-07
JPS55157776A (en) 1980-12-08
BE883392A (fr) 1980-09-15
DE3018945A1 (de) 1980-11-27
FR2457609B1 (fr) 1984-12-14
JPS5945990B2 (ja) 1984-11-09
GB2050021B (en) 1982-11-10
CA1141001A (fr) 1983-02-08
SE8003774L (sv) 1980-11-22
SE441721B (sv) 1985-10-28
GB2050021A (en) 1980-12-31
US4288659A (en) 1981-09-08

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