GB9005916D0 - Computer system - Google Patents

Computer system

Info

Publication number
GB9005916D0
GB9005916D0 GB909005916A GB9005916A GB9005916D0 GB 9005916 D0 GB9005916 D0 GB 9005916D0 GB 909005916 A GB909005916 A GB 909005916A GB 9005916 A GB9005916 A GB 9005916A GB 9005916 D0 GB9005916 D0 GB 9005916D0
Authority
GB
United Kingdom
Prior art keywords
computer system
computer
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.)
Pending
Application number
GB909005916A
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.)
Amstrad PLC
Original Assignee
Amstrad PLC
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 Amstrad PLC filed Critical Amstrad PLC
Priority to GB909005916A priority Critical patent/GB9005916D0/en
Publication of GB9005916D0 publication Critical patent/GB9005916D0/en
Priority to ITMI910669A priority patent/IT1245221B/en
Priority to ES9100662A priority patent/ES2026091A6/en
Priority to GB9105482A priority patent/GB2243701A/en
Priority to FR9103217A priority patent/FR2659763A1/en
Pending 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
    • G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
    • G06F21/57—Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
    • 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
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Storage Device Security (AREA)
  • Stored Programmes (AREA)
GB909005916A 1990-03-16 1990-03-16 Computer system Pending GB9005916D0 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB909005916A GB9005916D0 (en) 1990-03-16 1990-03-16 Computer system
ITMI910669A IT1245221B (en) 1990-03-16 1991-03-13 PROCESSING SYSTEM
ES9100662A ES2026091A6 (en) 1990-03-16 1991-03-14 Controlling access to computer system features
GB9105482A GB2243701A (en) 1990-03-16 1991-03-15 Controlling access to computer system features
FR9103217A FR2659763A1 (en) 1990-03-16 1991-03-15 COMPUTER SYSTEM, PROGRAM SOURCE AND METHOD FOR SELECTIVE VALIDATION OF FUNCTIONS IN SUCH A COMPUTER SYSTEM.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909005916A GB9005916D0 (en) 1990-03-16 1990-03-16 Computer system

Publications (1)

Publication Number Publication Date
GB9005916D0 true GB9005916D0 (en) 1990-05-09

Family

ID=10672710

Family Applications (2)

Application Number Title Priority Date Filing Date
GB909005916A Pending GB9005916D0 (en) 1990-03-16 1990-03-16 Computer system
GB9105482A Withdrawn GB2243701A (en) 1990-03-16 1991-03-15 Controlling access to computer system features

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9105482A Withdrawn GB2243701A (en) 1990-03-16 1991-03-15 Controlling access to computer system features

Country Status (4)

Country Link
ES (1) ES2026091A6 (en)
FR (1) FR2659763A1 (en)
GB (2) GB9005916D0 (en)
IT (1) IT1245221B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2073495C (en) * 1992-07-08 1999-01-12 Michael Wright Option selection and control
TW230247B (en) * 1992-10-01 1994-09-11 Hardson Kk
US6789199B1 (en) * 2000-02-08 2004-09-07 International Business Machines Corporation Tamper resistance with pseudo-random binary sequence program interlocks

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57111792A (en) * 1980-12-29 1982-07-12 Fanuc Ltd Program copying preventing system
CA1183276A (en) * 1981-11-25 1985-02-26 Charles B. Heffron Method for identifying a system-allied physically separable program memory and a data processing system utilizing said method
US4462076A (en) * 1982-06-04 1984-07-24 Smith Engineering Video game cartridge recognition and security system
US4777590A (en) * 1984-10-29 1988-10-11 Pictorial, Inc. Portable computer
US4688169A (en) * 1985-05-30 1987-08-18 Joshi Bhagirath S Computer software security system
CA1270339A (en) * 1985-06-24 1990-06-12 Katsuya Nakagawa System for determining a truth of software in an information processing apparatus
JPH074449B2 (en) * 1985-10-04 1995-01-25 任天堂株式会社 Cartridge for game machine and game machine using the same
JPS62192836A (en) * 1986-02-20 1987-08-24 Nec Corp Enciphered storage device

Also Published As

Publication number Publication date
FR2659763A1 (en) 1991-09-20
GB9105482D0 (en) 1991-05-01
GB2243701A (en) 1991-11-06
IT1245221B (en) 1994-09-13
ES2026091A6 (en) 1992-04-01
ITMI910669A1 (en) 1992-09-13
ITMI910669A0 (en) 1991-03-13

Similar Documents

Publication Publication Date Title
EP0466486A3 (en) Distributed computing system
EP0450917A3 (en) Distributed computer systems
GB2246475B (en) Computer construction
EP0453152A3 (en) Computer program specification system
EP0464988A3 (en) Personal computer system
HUT57920A (en) Digital computer system
EP0451963A3 (en) Interactive computer system
AU8921191A (en) Parallel computer system
EP0514043A3 (en) Computing system
GB9126289D0 (en) Computer system
GB9009701D0 (en) Object based computer system
EP0489594A3 (en) Computer graphics system
SG43746A1 (en) Computer system
EP0415515A3 (en) Computer system
IL99747A0 (en) File-secure computer system
GB2241361B (en) Computer system
EP0486195A3 (en) Computer graphics system
AU113112S (en) Computer
AU113297S (en) Computer
EP0425194A3 (en) Computer system
GB9020888D0 (en) Computer system
GB9000643D0 (en) Computer bus system
GB9105482D0 (en) Computer system
EP0424658A3 (en) Computer system
GB8917490D0 (en) Object based computer system