CH665298A5 - Elektronischer schluesselspeichermodul. - Google Patents

Elektronischer schluesselspeichermodul. Download PDF

Info

Publication number
CH665298A5
CH665298A5 CH5395/84A CH539584A CH665298A5 CH 665298 A5 CH665298 A5 CH 665298A5 CH 5395/84 A CH5395/84 A CH 5395/84A CH 539584 A CH539584 A CH 539584A CH 665298 A5 CH665298 A5 CH 665298A5
Authority
CH
Switzerland
Prior art keywords
key
data
storage module
data memory
outside
Prior art date
Application number
CH5395/84A
Other languages
German (de)
English (en)
Inventor
Wolfgang Bitzer
Original Assignee
Ant Nachrichtentech
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 Ant Nachrichtentech filed Critical Ant Nachrichtentech
Publication of CH665298A5 publication Critical patent/CH665298A5/de

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
    • G09C1/06—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 wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member
    • G09C1/10—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 wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member the connections being electrical
    • 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
    • H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Lock And Its Accessories (AREA)
CH5395/84A 1983-11-10 1984-11-09 Elektronischer schluesselspeichermodul. CH665298A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833340582 DE3340582A1 (de) 1983-11-10 1983-11-10 Elektronischer schluesselspeichermodul

Publications (1)

Publication Number Publication Date
CH665298A5 true CH665298A5 (de) 1988-04-29

Family

ID=6213902

Family Applications (1)

Application Number Title Priority Date Filing Date
CH5395/84A CH665298A5 (de) 1983-11-10 1984-11-09 Elektronischer schluesselspeichermodul.

Country Status (4)

Country Link
CH (1) CH665298A5 (no)
DE (1) DE3340582A1 (no)
NL (1) NL8403416A (no)
NO (1) NO167177C (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7289287A (en) * 1986-02-24 1987-09-09 Jeffrey A. Weiss Method and apparatus for distributing and protecting encryption key codes
DE3827172A1 (de) * 1987-08-13 1989-03-16 Peter Elsner Einrichtung zur identifizierung von nachrichten
DE4190201A1 (no) * 1990-01-24 1992-12-10
DE19822685A1 (de) * 1998-05-20 2000-01-27 Deutsche Telekom Ag Verfahren zur gesicherten Übertragung von Nachrichten
DE102015117022A1 (de) * 2015-10-06 2017-04-06 Qutools Gmbh Verfahren und Vorrichtungen zur lokalen Schlüsselverteilung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE4762T1 (de) * 1979-06-08 1983-10-15 Gretag Aktiengesellschaft Vorrichtung zur chiffrierten uebermittlung von nachrichten.

Also Published As

Publication number Publication date
NO167177C (no) 1991-10-09
NO844486L (no) 1985-05-13
DE3340582A1 (de) 1985-05-23
NO167177B (no) 1991-07-01
NL8403416A (nl) 1985-06-03
DE3340582C2 (no) 1989-09-21

Similar Documents

Publication Publication Date Title
DE2621269C2 (de) Datenaustauschsystem mit wenigstens einer Datenträgeranordnung
DE2818551C2 (no)
DE2822522C2 (no)
DE2512935C2 (de) Datenaustauschsystem
DE69127768T3 (de) Sicherheitsmodul für Funktelefon
DE2814003C2 (no)
DE2621271C2 (de) Tragbarer Datenträger
DE2916454A1 (de) Verfahren und schaltungsanordnung zum sichern von datenuebertragungen
EP0281057A2 (de) Schaltungsanordnung zur Sicherung des Zugangs zu einem Datenverarbeitungssystem mit Hilfe einer Chipkarte
DE2607868A1 (de) Datentraeger
DE3121466A1 (de) "tragbares geraet zum berechnen oder zur verarbeitung von informationen"
EP0373175A1 (de) Einrichtung zur identifizierung von nachrichten.
DE2824135A1 (de) Datenverarbeitungsanlage, die das geheimnis vertraulicher informationen schuetzt
DE2253275B2 (de) Verfahren und Vorrichtung zum Betreiben einer gegen unbefugten Zugang gesicherten Nachrichtenübertragungsanlage
DE2607784B2 (de) Datenchiffrierverfahren und vorrichtung zur durchfuehrung dieses verfahrens
DE3023427A1 (de) Mobiler datenbehaelter
DE3613156A1 (de) Sicherer transport von informationen zwischen elektronischen stationen
DE3523237A1 (de) Anordnung zum sichern des transports von chipkarten
DE2224937C2 (de) Einrichtung zur Prüfung der Gültigkeit von einer Mehrzahl von Benutzern der Einrichtung zugeordneten Datenträgern
CH665298A5 (de) Elektronischer schluesselspeichermodul.
DE2122124A1 (de) Elektrisches Überwachungssystem
EP0127809B1 (de) Schaltungsanordnung mit einem Speicher und einer Zugriffskontrolleinheit
DE2044414A1 (de) Einrichtung zum Ausscheiden ungültiger Karten in einer Kreditkarteneinrichtung oder dergleichen
DE2509313B2 (de) Einrichtung zum Prüfen der Benutzungsbefugnis des Benutzers einer Karte
EP1222621A1 (de) Integrierter schaltkreis und schaltungsanordnung zur stromversorgung eines integrierten schaltkreises

Legal Events

Date Code Title Description
PUE Assignment

Owner name: ROBERT BOSCH GMBH

Free format text: ANT NACHRICHTENTECHNIK GMBH#GERBERSTRASSE 33#D-71522 BACKNANG (DE) -TRANSFER TO- ROBERT BOSCH GMBH#POSTFACH 50#7000 STUTTGART 1 (DE)

PL Patent ceased