NL8201847A - Inrichting voor het beschermen tegen onbevoegd uitlezen van in een geheugen te memoriseren programmawoorden. - Google Patents

Inrichting voor het beschermen tegen onbevoegd uitlezen van in een geheugen te memoriseren programmawoorden. Download PDF

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Publication number
NL8201847A
NL8201847A NL8201847A NL8201847A NL8201847A NL 8201847 A NL8201847 A NL 8201847A NL 8201847 A NL8201847 A NL 8201847A NL 8201847 A NL8201847 A NL 8201847A NL 8201847 A NL8201847 A NL 8201847A
Authority
NL
Netherlands
Prior art keywords
memory
program
input
additional information
output
Prior art date
Application number
NL8201847A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Priority to NL8201847A priority Critical patent/NL8201847A/nl
Priority to GB08311764A priority patent/GB2119978B/en
Priority to IT20918/83A priority patent/IT1170134B/it
Priority to SE8302511A priority patent/SE461689B/sv
Priority to DE19833315992 priority patent/DE3315992A1/de
Priority to US06/491,512 priority patent/US4584665A/en
Priority to FR8307446A priority patent/FR2526560B1/fr
Priority to CA000427536A priority patent/CA1201813A/fr
Priority to AT0165583A priority patent/AT389772B/de
Priority to JP58079226A priority patent/JPS58208849A/ja
Publication of NL8201847A publication Critical patent/NL8201847A/nl

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3802—Instruction prefetching
    • 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
    • G06F21/14—Protecting executable software against software analysis or reverse engineering, e.g. by obfuscation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/32—Address formation of the next instruction, e.g. by incrementing the instruction counter
    • G06F9/322—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Technology Law (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Storage Device Security (AREA)
NL8201847A 1982-05-06 1982-05-06 Inrichting voor het beschermen tegen onbevoegd uitlezen van in een geheugen te memoriseren programmawoorden. NL8201847A (nl)

Priority Applications (10)

Application Number Priority Date Filing Date Title
NL8201847A NL8201847A (nl) 1982-05-06 1982-05-06 Inrichting voor het beschermen tegen onbevoegd uitlezen van in een geheugen te memoriseren programmawoorden.
GB08311764A GB2119978B (en) 1982-05-06 1983-04-29 Device for protection against the unauthorized reading of program words stored in a memory
IT20918/83A IT1170134B (it) 1982-05-06 1983-05-03 Complesso per la protezione nei confronti della lettura non autorizzata di parole di programma memorizzate in una memoria
SE8302511A SE461689B (sv) 1982-05-06 1983-05-03 Programminne med adressingaangsorgan, datautgaangsorgan och ett skyddsarrangemang mot obehoeriga laasoperationer
DE19833315992 DE3315992A1 (de) 1982-05-06 1983-05-03 Anordnung zum schuetzen vor unbefugtem lesen in einem speicher zu schreibender programmwoerter
US06/491,512 US4584665A (en) 1982-05-06 1983-05-04 Arrangement for protecting against the unauthorized reading of program words stored in a memory
FR8307446A FR2526560B1 (fr) 1982-05-06 1983-05-04 Dispositif pour la protection contre une lecture non autorisee de mots de programme a memoriser dans une memoire, et unite de memoire comportant ladite memoire
CA000427536A CA1201813A (fr) 1982-05-06 1983-05-05 Dispositf de protection contre la lecture non autorisee de mots de programme mis en memoire
AT0165583A AT389772B (de) 1982-05-06 1983-05-05 Datenverarbeitungsanordnung mit einem programmspeicher und einer schutzeinheit
JP58079226A JPS58208849A (ja) 1982-05-06 1983-05-06 プログラム・ワ−ド無断読取防止装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8201847A NL8201847A (nl) 1982-05-06 1982-05-06 Inrichting voor het beschermen tegen onbevoegd uitlezen van in een geheugen te memoriseren programmawoorden.
NL8201847 1982-05-06

Publications (1)

Publication Number Publication Date
NL8201847A true NL8201847A (nl) 1983-12-01

Family

ID=19839688

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8201847A NL8201847A (nl) 1982-05-06 1982-05-06 Inrichting voor het beschermen tegen onbevoegd uitlezen van in een geheugen te memoriseren programmawoorden.

Country Status (10)

Country Link
US (1) US4584665A (fr)
JP (1) JPS58208849A (fr)
AT (1) AT389772B (fr)
CA (1) CA1201813A (fr)
DE (1) DE3315992A1 (fr)
FR (1) FR2526560B1 (fr)
GB (1) GB2119978B (fr)
IT (1) IT1170134B (fr)
NL (1) NL8201847A (fr)
SE (1) SE461689B (fr)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3415209A1 (de) * 1983-04-29 1984-10-31 N.V. Philips' Gloeilampenfabrieken, Eindhoven Speichereinheit mit einem speicher und einer schutzeinheit
JPS6068441A (ja) * 1983-09-22 1985-04-19 Fujitsu Ltd ワンチツプ・マイクロ・コンピユ−タ
US4646234A (en) * 1984-02-29 1987-02-24 Brigham Young University Anti-piracy system using separate storage and alternate execution of selected proprietary and public portions of computer programs
GB2163577B (en) * 1984-08-23 1988-01-13 Nat Res Dev Software protection device
DE3526130A1 (de) * 1985-07-22 1987-01-29 Lang Klaus Dipl Ing Digitaler programmschutzbaustein
FR2599525B1 (fr) * 1986-06-02 1988-07-29 Dassault Electronique Unite a clavier de securite, en particulier pour la composition d'un code confidentiel
JPH01129328A (ja) * 1987-11-13 1989-05-22 Toshiba Corp コピー防止装置
US4975878A (en) * 1988-01-28 1990-12-04 National Semiconductor Programmable memory data protection scheme
JPH01116847U (fr) * 1988-01-30 1989-08-07
US5014191A (en) * 1988-05-02 1991-05-07 Padgaonkar Ajay J Security for digital signal processor program memory
JPH01296361A (ja) * 1988-05-25 1989-11-29 Mitsubishi Electric Corp メモリカード
JP2820938B2 (ja) * 1988-07-21 1998-11-05 任天堂株式会社 外部メモリとそれを用いる情報処理装置
JPH02202642A (ja) * 1989-02-01 1990-08-10 Toshiba Corp プログラム動作監視装置
US5099516A (en) * 1989-06-12 1992-03-24 Dell Corporate Services Corporation Digital computer code word identification system
GB8919301D0 (en) * 1989-08-24 1989-10-11 Jonas Wayne A "electronic memory"
US5263158A (en) * 1990-02-15 1993-11-16 International Business Machines Corporation Method and system for variable authority level user access control in a distributed data processing system having multiple resource manager
JPH03276337A (ja) * 1990-03-27 1991-12-06 Toshiba Corp マイクロコントローラ
DE4103173C5 (de) * 1991-02-02 2017-07-20 SIA Soft Activation Vorrichtung zum Schutz gegen unautorisierte Benutzung von Software
DE4115152C2 (de) * 1991-05-08 2003-04-24 Gao Ges Automation Org Kartenförmiger Datenträger mit einer datenschützenden Mikroprozessorschaltung
US5860099A (en) 1993-05-12 1999-01-12 Usar Systems, Inc. Stored program system with protected memory and secure signature extraction
US5463748A (en) 1993-06-30 1995-10-31 Intel Corporation Instruction buffer for aligning instruction sets using boundary detection
IL110181A (en) * 1994-06-30 1998-02-08 Softchip Israel Ltd Install microprocessor and peripherals
US5682474A (en) * 1996-04-09 1997-10-28 United Microelectronics Corp. Method of dynamic protection and its apparatus
WO1998022879A1 (fr) * 1996-11-15 1998-05-28 Philips Electronics N.V. Procede de protection contre les intrusions dans des memoires eeprom dans un dispositif de communication mobile comportant un processeur, et dispositif comportant ce mecanisme de protection
EP1118924B1 (fr) 2000-01-19 2016-07-20 Infineon Technologies AG Procédé de fonctionnement et système à microprocesseur
FR2815738B1 (fr) * 2000-10-25 2003-03-21 Dolphin Integration Sa Controle d'acces a une memoire integree avec un microprocesseur
JP3977592B2 (ja) * 2000-12-28 2007-09-19 株式会社東芝 データ処理装置
US8181255B2 (en) 2004-06-22 2012-05-15 Nds Limited Digital rights management system
WO2005125072A2 (fr) * 2004-06-22 2005-12-29 Nds Limited Systeme de gestion des droits numeriques
US8151082B2 (en) * 2007-12-06 2012-04-03 Fusion-Io, Inc. Apparatus, system, and method for converting a storage request into an append data storage command
KR20090102789A (ko) * 2006-12-06 2009-09-30 퓨전 멀티시스템즈, 인크.(디비에이 퓨전-아이오) 프로그레시브 ｒａｉｄ를 이용한 데이터 저장 장치, 시스템 및 방법
US8161353B2 (en) 2007-12-06 2012-04-17 Fusion-Io, Inc. Apparatus, system, and method for validating that a correct data segment is read from a data storage device

Family Cites Families (6)

* 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
US3996449A (en) * 1975-08-25 1976-12-07 International Business Machines Corporation Operating system authenticator
GB1561482A (en) * 1976-11-18 1980-02-20 Ibm Protection of data processing system against unauthorised programmes
FR2392447A1 (fr) * 1977-05-26 1978-12-22 Cii Honeywell Bull Systeme de traitement d'informations protegeant le secret d'informations confidentielles
FR2471004B1 (fr) * 1979-11-30 1985-09-13 Dassault Electronique Installation et dispositif de controle de l'acces a une memoire electronique
US4446519A (en) * 1981-05-26 1984-05-01 Corban International, Ltd. Method and apparatus for providing security for computer software

Also Published As

Publication number Publication date
US4584665A (en) 1986-04-22
GB8311764D0 (en) 1983-06-02
SE461689B (sv) 1990-03-12
IT8320918A0 (it) 1983-05-03
CA1201813A (fr) 1986-03-11
GB2119978A (en) 1983-11-23
DE3315992A1 (de) 1983-11-10
JPS58208849A (ja) 1983-12-05
SE8302511D0 (sv) 1983-05-03
JPH0317133B2 (fr) 1991-03-07
SE8302511L (sv) 1983-11-07
IT1170134B (it) 1987-06-03
GB2119978B (en) 1986-01-22
ATA165583A (de) 1989-06-15
FR2526560A1 (fr) 1983-11-10
AT389772B (de) 1990-01-25
FR2526560B1 (fr) 1987-07-31

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A1B A search report has been drawn up
A85 Still pending on 85-01-01
BV The patent application has lapsed