DE3585350D1 - Vorrichtung zum datenschutz von rechnersystemen. - Google Patents

Vorrichtung zum datenschutz von rechnersystemen.

Info

Publication number
DE3585350D1
DE3585350D1 DE8585111819T DE3585350T DE3585350D1 DE 3585350 D1 DE3585350 D1 DE 3585350D1 DE 8585111819 T DE8585111819 T DE 8585111819T DE 3585350 T DE3585350 T DE 3585350T DE 3585350 D1 DE3585350 D1 DE 3585350D1
Authority
DE
Germany
Prior art keywords
computer systems
data protection
protection
data
systems
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
DE8585111819T
Other languages
English (en)
Inventor
David Bakhmutsky
Andrew Nelson Fu
Kirk Benson Gould
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.)
WANG LABORATORIES, INC., BILLERICA, MASS., US
Original Assignee
Wang Laboratories Inc
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 Wang Laboratories Inc filed Critical Wang Laboratories Inc
Application granted granted Critical
Publication of DE3585350D1 publication Critical patent/DE3585350D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/44—Program or device authentication
    • G06F21/445—Program or device authentication by mutual authentication, e.g. between devices or programs
DE8585111819T 1984-09-20 1985-09-18 Vorrichtung zum datenschutz von rechnersystemen. Expired - Fee Related DE3585350D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US65278784A 1984-09-20 1984-09-20

Publications (1)

Publication Number Publication Date
DE3585350D1 true DE3585350D1 (de) 1992-03-19

Family

ID=24618162

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585111819T Expired - Fee Related DE3585350D1 (de) 1984-09-20 1985-09-18 Vorrichtung zum datenschutz von rechnersystemen.

Country Status (5)

Country Link
EP (1) EP0175359B1 (de)
JP (1) JPS6177951A (de)
AU (1) AU581011B2 (de)
CA (1) CA1231457A (de)
DE (1) DE3585350D1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8524455D0 (en) * 1985-10-03 1985-11-06 Isolation Systems Ltd Monitoring activity of peripheral devices
GB2181281B (en) * 1985-10-03 1989-09-13 Isolation Systems Limited Device for controlling access to computer peripherals
FR2656440A1 (fr) * 1989-12-22 1991-06-28 Neagu Mircea Systeme pour appairer de maniere specifique un peripherique de controle de pointeur ou d'entree, et un poste informatique muni d'un ecran.
NL9000968A (nl) * 1990-04-23 1991-11-18 Paul Broertjes Beveiligingssysteem voor een hoofdcomputer.
US5734819A (en) * 1994-10-12 1998-03-31 International Business Machines Corporation Method and apparatus for validating system operation
DE29519865U1 (de) * 1995-12-14 1997-01-23 Siemens Ag Datenverarbeitungsanlage mit Vorrichtung zur Steuerung der Zugriffsberechtigung, welche den Komponenten der Datenverarbeitungsanlage direkt zugeordnet sind
WO1998058305A1 (en) * 1997-06-16 1998-12-23 Memory Corporation Plc Security device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1414126A (en) * 1971-11-22 1975-11-19 Key Tronic Ltd Secutity for computer systems
JPS57137957A (en) * 1981-02-20 1982-08-25 Hitachi Ltd Terminal connection system
US4446519A (en) * 1981-05-26 1984-05-01 Corban International, Ltd. Method and apparatus for providing security for computer software
CA1176335A (en) * 1981-06-05 1984-10-16 Exide Electronics Corporation Computer communications control
US4471163A (en) * 1981-10-05 1984-09-11 Donald Thomas C Software protection system

Also Published As

Publication number Publication date
AU4564685A (en) 1986-03-27
CA1231457A (en) 1988-01-12
JPS6177951A (ja) 1986-04-21
EP0175359A3 (en) 1988-01-20
EP0175359A2 (de) 1986-03-26
AU581011B2 (en) 1989-02-09
EP0175359B1 (de) 1992-02-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: WANG LABORATORIES, INC., BILLERICA, MASS., US

8339 Ceased/non-payment of the annual fee