NL8403416A - Elektronisch sleutelgeheugenmoduul. - Google Patents

Elektronisch sleutelgeheugenmoduul. Download PDF

Info

Publication number
NL8403416A
NL8403416A NL8403416A NL8403416A NL8403416A NL 8403416 A NL8403416 A NL 8403416A NL 8403416 A NL8403416 A NL 8403416A NL 8403416 A NL8403416 A NL 8403416A NL 8403416 A NL8403416 A NL 8403416A
Authority
NL
Netherlands
Prior art keywords
key
data
memory
memory module
generator
Prior art date
Application number
NL8403416A
Other languages
English (en)
Dutch (nl)
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 NL8403416A publication Critical patent/NL8403416A/nl

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)
NL8403416A 1983-11-10 1984-11-08 Elektronisch sleutelgeheugenmoduul. NL8403416A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3340582 1983-11-10
DE19833340582 DE3340582A1 (de) 1983-11-10 1983-11-10 Elektronischer schluesselspeichermodul

Publications (1)

Publication Number Publication Date
NL8403416A true NL8403416A (nl) 1985-06-03

Family

ID=6213902

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8403416A NL8403416A (nl) 1983-11-10 1984-11-08 Elektronisch sleutelgeheugenmoduul.

Country Status (4)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987005175A1 (fr) * 1986-02-24 1987-08-27 Weiss Jeffrey A Procede et appareil pour repartir et proteger des codes a cles de chiffrement
DE3827172A1 (de) * 1987-08-13 1989-03-16 Peter Elsner Einrichtung zur identifizierung von nachrichten
AU7215691A (en) * 1990-01-24 1991-08-21 Safeware Gesellschaft M.B.H. Equipment for protecting data in a data-processing system
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
DE3340582C2 (fr) 1989-09-21
DE3340582A1 (de) 1985-05-23
NO167177B (no) 1991-07-01
CH665298A5 (de) 1988-04-29
NO844486L (no) 1985-05-13

Similar Documents

Publication Publication Date Title
US5001752A (en) Public/key date-time notary facility
US5136643A (en) Public/key date-time notary facility
US4450535A (en) System and method for authorizing access to an article distribution or service acquisition machine
JP3091462B2 (ja) 情報識別装置
US6230267B1 (en) IC card transportation key set
US4882779A (en) Apparatus for communicating with data systems and a method of communicating with data systems
US20180341775A1 (en) Digital license authentication with secure privacy logging
FR2486684A1 (fr) Objet portatif individualise du genre carte de credit
GB2004394B (en) Portable data carrier provided with a microprocessor and a programmable read-only memory
DE69425923D1 (de) Personenbezogene Einrichtung zur notariellen Beglaubigung des Datums und der Zeit
EP1615104A1 (fr) Circuit intégré semi-conducteur et appareil de traitement d'informations
EP0743602A1 (fr) Circuit intégré semi-conducteur avec contrÔle de l'utilisation de la fonction
KR19990076581A (ko) 전자적 도난 방지 장치 및 그 방법
CN1102265A (zh) 数据存储装置
EP1313108A3 (fr) Mémoire et unités de traitement de données et méthodes de traitement de données
WO2006110673A2 (fr) Procede et dispositif de communication faisant appel a des codes aleatoires
US20160098918A1 (en) Tamper detection systems and methods for industrial & metering devices not requiring a battery
CN109445705A (zh) 固件认证方法及固态硬盘
NL8403416A (nl) Elektronisch sleutelgeheugenmoduul.
EP0960406B1 (fr) Systeme de transport securise d'objets en conteneur inviolable dont au moins une station destinataire est mobile et transportable
CN112114830A (zh) 一种保护fpga烧写文件的方法
EP0314530A1 (fr) Dispositif à mémoire de controle de l'utilisation d'un logiciel du type clé
EP1435558A1 (fr) Générateur de nombres aléatoires incorporé
JP2010225009A (ja) リアルタイムクロックおよび電子機器のセキュリティ設定方法
CZ296538B6 (cs) Zpusob zabránení neoprávnenému pouzívání prístroje

Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BV The patent application has lapsed