WO1986005898A1 - Systeme et appareil a dispositif de traitement de donnees - Google Patents

Systeme et appareil a dispositif de traitement de donnees Download PDF

Info

Publication number
WO1986005898A1
WO1986005898A1 PCT/EP1986/000177 EP8600177W WO8605898A1 WO 1986005898 A1 WO1986005898 A1 WO 1986005898A1 EP 8600177 W EP8600177 W EP 8600177W WO 8605898 A1 WO8605898 A1 WO 8605898A1
Authority
WO
WIPO (PCT)
Prior art keywords
program
data
input
identifier
data carrier
Prior art date
Application number
PCT/EP1986/000177
Other languages
German (de)
English (en)
Inventor
Hermann Stockburger
Hans-Georg Winderlich (Deceased)
Original Assignee
Winderlich, Gregor (Heir Of Winderlich, Hans-Georg
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 Winderlich, Gregor (Heir Of Winderlich, Hans-Georg filed Critical Winderlich, Gregor (Heir Of Winderlich, Hans-Georg
Publication of WO1986005898A1 publication Critical patent/WO1986005898A1/fr

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
    • G06F21/31—User authentication
    • G06F21/34—User authentication involving the use of external additional devices, e.g. dongles or smart cards
    • 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
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/12—Protecting executable software
    • G06F21/121—Restricting unauthorised execution of programs
    • G06F21/123—Restricting unauthorised execution of programs by using dedicated hardware, e.g. dongles, smart cards, cryptographic processors, global positioning systems [GPS] devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/007—Encryption, En-/decode, En-/decipher, En-/decypher, Scramble, (De-)compress

Definitions

  • the invention relates to a system with a device with a data processing device that can be operated with at least one program that can be entered, with a device for entering the program.
  • matrix printers are generally operated with a control program which defines the types of printing. By exchanging the control program are different
  • Fonts applicable The user only needs to obtain the various programs by copying them and then has a wide variety of fonts for his machine.
  • Object of the invention to provide a system of the above kind described is * the disadvantages described above are avoided.
  • the system should be designed so that only the authorized person can use the program. Operation of the data processing device with a copied program is to be prevented.
  • a data carrier is to be used which can be simple and does not have to be tamper-proof.
  • This object is achieved by a system of the type described at the outset, which according to the invention is characterized by a first comparator delivering an enable signal for enabling the program to be entered, a device for reading an identifier of the program on the output side to an input of the first comparator, a fixed value memory connected to an input of the first comparator
  • the system has an activation station with a data input device for entering the identifier of the program and the identifier assigned to the device and a data writing device for writing the data onto a data carrier.
  • Fig. 5 shows an activation station of the system.
  • the system has a device 1 with a data processing device.
  • the device 1 chosen is one which has a dot matrix printer 2. This can be controlled via a control device 3.
  • the control device 3 is coupled to the data processing device.
  • the device has a device 4, indicated schematically in FIG. 1, for entering a program which is recorded on a data carrier 5.
  • the device has a data carrier reading device in the form of a card reader 6. Via this, data written into a data carrier 7 designed as a card can be read into the data processing device.
  • the data processing device has a comparator 8, a read-only memory 9 and an AND gate 10.
  • the fixed value memory 9 is on the output side with an input of the ver. same 8 connected.
  • the device 4 for coupling the Data carrier 5 has a device for reading out the data recorded on this data carrier.
  • the device 4 is connected on the output side to the second input of the comparator 8. Furthermore, the device 4 is further connected on the output side to a second input of the AND gate 10.
  • the output of the AND gate 10 is connected to the input of the control device 3.
  • An identification individually assigned to the device is stored in the read-only memory 9.
  • a plurality of such devices 1 can belong to the system.
  • Each of the devices then has a different individual identifier.
  • the identifier of the device is also stored in the data carrier 5.
  • a user program which is for example required for der_ needle printer 2 operates as such with a specific first moraltyp- '.
  • the card reader shown in FIG. 1 is not provided.
  • the embodiment shown in FIG. 3 has a data carrier reading device 6, which is connected on the output side to a further input of the comparator 8.
  • the embodiment shown in FIG. 4 additionally has a checksum generator 11, a second comparator 12 and a further AND gate 13.
  • the checksum generator 11 is connected on the input side to the device 4 such that the identifier recorded on the data carrier 5 can be read in via an input 14 and the data identifying the program can be read in via a second input 15.
  • the checksum generator 11 is connected to a first input of the second comparator 12.
  • the second input of the comparator 12 is connected directly to the device 4 in such a way that a check sum recorded on the data carrier 5 via the identifier further recorded on the data carrier and the program can be input to this input.
  • the second comparator 12 is connected on the output side to a first input of the AND gate 13.
  • the second input of the AND gate 13 is connected to the line leading to the input 14 of the checksum generator or to the device 4 such that the identification data can be fed to this input.
  • the AND gate 13 is connected to one of the inputs of the first comparator 8, the second input of which is connected to the read-only memory 9, as in the previously described exemplary embodiments.
  • An activation station 16 of the system is shown in FIG. It comprises a data input device in form of a
  • First data carrier reading device 18 and a second data carrier reading device 19 The outputs of the data carrier reading devices 18, 19 are connected to a first and a second input of a linking device 20.
  • the output of the logic device is connected to a first input of an AND gate 21.
  • An evaluation device 22 for evaluating a data carrier and testing the same is also provided, the output of which is connected to a second input of the AND gate 21.
  • the AND gate 21 is connected to an input of a data write device 23 for writing to a data carrier 24. If an embodiment without a data carrier reading device 6 is used as the terminal, then the data carrier 24 corresponds to the data carrier 5. If an embodiment with a data carrier reading device, for example the card reader 6, is used as the terminal, the data carrier 24 corresponds to the card 7 in FIG 1.
  • the system operates as follows:
  • the device 1 includes a data carrier in the form of a data card on which the identifier assigned to the device is entered. This is given to the device owner. He wants one . new program, i.e. purchase a program for a new font, he gives the data card belonging to his device to the station for the sale of the programs.
  • a data carrier in the form of a program-specific card is present in the sales station, on which the identifier belonging to a program is recorded. Both data cards are input into the activation station 16 via the first and second data carrier reading devices 17, 18. If desired, the data are linked in the linking device 20 and written onto the data carrier 24 by means of the data writing device 23.
  • the data writing device 23 can only write the data onto the data carrier 24 if the evaluation device 22 first proves that the operator Person is authorized to enroll.
  • the evaluation device 22 has a prepaid card reading device 25 as well as a device for checking the authenticity of the card to be read in and a device for checking the identity of the user, that is to say the PIN data.
  • the evaluation device is designed such that a data carrier 24 can be created when the corresponding value card is entered and the authenticity of the card and the PIN data are confirmed.
  • the value card to be used with this device records how often the authorized person can carry out such a creation of a data carrier 24. This number agrees with that the delivered number of data carriers carrying the respective program.
  • the evaluation device 22 reads out the scope of authorization, that is to say the number of enrollments that are legitimately increasing, and then enters a new number reduced by one as the remaining authorization volume on the value card.
  • the data carrier reading devices are designed as card readers. If not data cards, in particular magnetic cards, but other data carriers are used, other data carrier reading devices are to be used accordingly.
  • the device owner now receives the data carrier 24, which does not have to be protected against copying.
  • the data carrier 24 corresponds to the data carrier 5.
  • the acquired program that is to say the user software
  • the linked data are written into the activation station in the manner described above as an identifier for the program and the identifier for the device.
  • the comparator 8 now compares the supplied data for the identification of the device with the identification data read from the read-only memory 9. If they match, it outputs a release signal to the AND gate 10, whereupon the user program read from the data carrier 5 is fed to the control device 3 via the AND gate. This makes it possible to use the device 1 with the dot matrix printer to run the acquired program for generating the desired font.
  • Copying the software would be unsuccessful, since other data carriers with the copied software would not run on other devices, because the identifier read out would not match the device-specific identifier to be read out from the respective read-only memory 9.
  • a data carrier reading device in particular in the form of the card reader 6, is additionally provided, then the data carrier 24 in FIG. 5 corresponds to the card 7 in FIG. 1.
  • the data carrier carrying the program and ⁇ separates from this a card 7 created.
  • the user program is again recorded on the data carrier 5.
  • the identifier assigned to the program type has already been written in by the manufacturer.
  • the identifier individually assigned to the device 1 and the identifier assigned to the program type acquired are written in the activation station.
  • the data from the card 7 are read out in the card reader 6, decoded in the decoder 26 and fed to the comparator 8 in decoded form.
  • the identifier individually assigned to the device 1 is compared with the core data read from the read-only memory 9.
  • the identification data for the program read from the card 7 are compared with the identification data read from the data carrier 5. If there is a match, the comparator 8, as in the previous embodiment, gives an enable signal to the AND gate 10, so that the user program is fed to the control device 3 for operating the device.
  • the data carrier 24 generated in the activation station corresponds to the data carrier 5. This contains the acquired program on the one hand. Furthermore, the identification data assigned to the device 1 and a program-specific information are written into it as identification 2 in the activation station. Furthermore, one in the
  • Linking device 20 generated checksum recorded via the identifier 2 and the user program.
  • the identifier 2 and the user program in the checksum generator are now converted into a checksum according to the same rule as in the activation station determined and fed to the comparator 12. If this checksum matches the checksum read from the data carrier 5, an enable signal is delivered to the AND gate 13 so that the identifier 2 read out at the other input of the AND gate is forwarded to the comparator 8 .
  • the individual identifier assigned to the device is compared with the identifier read from the read-only memory 9. If they match, an enable signal is supplied to the AND gate 10 so that the program data present via the other input of the AND gate can be passed on to the control device 3 for operating the device 1.
  • a data carrier reading device 6 can be provided for reading in a separate data carrier, preferably a card.
  • the identifier assigned to the program is also read in via this card.
  • the comparator then compares the identification data for the program to be read from the read-only memory 9 and from the data carrier reading device 6 with the data read out from the data carrier 5 for checking the conformity.

Abstract

Un système à utiliser avec un appareil (1) comprenant un dispositif de traitement de données exploitable avec au moins un programme susceptible d'être introduit et ayant une unité (4) d'introduction du programme. Pour protéger les programmes utilisables contre des reproductions illicites, un premier comparateur (8) émet un signal de libération du programme à introduire, une unité (4) agencée à la sortie et connectée à l'entrée du comparateur (8) lit une identification du programme, une mémoire des constantes (6) connectée à une entrée du premier comparateur (8) contient une identification de l'appareil (1) et une unité (10) libère le flux de données du programme lors de la réception du signal de libération. Le système comprend en outre une station d'activation (16).
PCT/EP1986/000177 1985-03-29 1986-03-24 Systeme et appareil a dispositif de traitement de donnees WO1986005898A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19853511674 DE3511674A1 (de) 1985-03-29 1985-03-29 System mit einem geraet mit einer datenverarbeitungseinrichtung
DEP3511674.9 1985-03-29

Publications (1)

Publication Number Publication Date
WO1986005898A1 true WO1986005898A1 (fr) 1986-10-09

Family

ID=6266860

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP1986/000177 WO1986005898A1 (fr) 1985-03-29 1986-03-24 Systeme et appareil a dispositif de traitement de donnees

Country Status (4)

Country Link
EP (1) EP0215869A1 (fr)
AU (1) AU5629786A (fr)
DE (1) DE3511674A1 (fr)
WO (1) WO1986005898A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0286437A2 (fr) * 1987-04-09 1988-10-12 Victor Company Of Japan, Limited Appareil et méthode pour enregistrer et reproduire un signal numérique
WO1998013741A1 (fr) * 1996-09-24 1998-04-02 Ericsson Austria Aktiengesellschaft Dispositif pour proteger un appareil electronique

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0089876A1 (fr) * 1982-03-18 1983-09-28 Bull S.A. Procédé et dispositif de protection d'un logiciel livré par un fournisseur à un utilisateur
JPS58199497A (ja) * 1982-05-17 1983-11-19 Ricoh Co Ltd メモリチエツク方式
US4458315A (en) * 1982-02-25 1984-07-03 Penta, Inc. Apparatus and method for preventing unauthorized use of computer programs
EP0127002A2 (fr) * 1983-05-27 1984-12-05 Siemens Aktiengesellschaft Méthode de préservation de l'intégrité d'un système de calcul à multicalculateur comprenant un microprocesseur doublé et système multiprocesseurs

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3890601A (en) * 1974-03-11 1975-06-17 Philco Ford Corp Password operated system for preventing unauthorized or accidental computer memory alteration
US4234932A (en) * 1978-09-05 1980-11-18 Honeywell Information Systems Inc. Security system for remote cash dispensers
EP0084441A3 (fr) * 1982-01-19 1984-08-22 Tabs Limited Méthode et appareil pour la protection de la propriété de programmes d'ordinateur

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4458315A (en) * 1982-02-25 1984-07-03 Penta, Inc. Apparatus and method for preventing unauthorized use of computer programs
EP0089876A1 (fr) * 1982-03-18 1983-09-28 Bull S.A. Procédé et dispositif de protection d'un logiciel livré par un fournisseur à un utilisateur
JPS58199497A (ja) * 1982-05-17 1983-11-19 Ricoh Co Ltd メモリチエツク方式
EP0127002A2 (fr) * 1983-05-27 1984-12-05 Siemens Aktiengesellschaft Méthode de préservation de l'intégrité d'un système de calcul à multicalculateur comprenant un microprocesseur doublé et système multiprocesseurs

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
IBM Technical Disclosure Bulletin, Volume 16, No. 7 December 1973, Armonk, (US) G.F. NIELSEN: "Remote Terminalcomputer Communication Security System", pages 2312-2314, see page 2312, line 5 - page 2313, line 7; page 2313, lines 19-42; page 2313, line 47 - page 2314, line *
IBM Technical Disclosure Bulletin, Volume 21, No. 2 July 1978, Armonk, (US) A. GURUGE: "Preventing Unauthorized Acces to Diskette-Loaded Microcode", pages 836-837, see page 837, lines 3-9; figure 1 *
PATENTS ABSTRACTS OF JAPAN, Volume 8, No. 163, (P-290) (1600), 27 July 1984 & JP, A, 5958545 (Fujitsu K.K.) 4 April 1984, see Abstract *
PATENTS ABSTRACTS OF JAPAN, Volume 8, No. 48 (P-258) (1485), 3 March 1984 & JP, A, 58199497 (Ricoh K.K.) 19 November 1983, see Abstract *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0286437A2 (fr) * 1987-04-09 1988-10-12 Victor Company Of Japan, Limited Appareil et méthode pour enregistrer et reproduire un signal numérique
EP0286437A3 (en) * 1987-04-09 1990-01-24 Victor Company Of Japan, Limited Apparatus and method for recording and reproducing a digital signal
WO1998013741A1 (fr) * 1996-09-24 1998-04-02 Ericsson Austria Aktiengesellschaft Dispositif pour proteger un appareil electronique
US6721889B1 (en) 1996-09-24 2004-04-13 Ericsson Enterprise Gmbh Device for protecting an electronic apparatus

Also Published As

Publication number Publication date
DE3511674A1 (de) 1986-10-02
EP0215869A1 (fr) 1987-04-01
AU5629786A (en) 1986-10-23

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