ES2145091T3 - Microprocesador con memoria segura. - Google Patents

Microprocesador con memoria segura.

Info

Publication number
ES2145091T3
ES2145091T3 ES94201181T ES94201181T ES2145091T3 ES 2145091 T3 ES2145091 T3 ES 2145091T3 ES 94201181 T ES94201181 T ES 94201181T ES 94201181 T ES94201181 T ES 94201181T ES 2145091 T3 ES2145091 T3 ES 2145091T3
Authority
ES
Spain
Prior art keywords
microprocessor
memory
secure memory
invention refers
present
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 - Lifetime
Application number
ES94201181T
Other languages
English (en)
Inventor
Alain Rhelimi
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.)
Axalto SA
Original Assignee
Schlumberger Systemes SA
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 Schlumberger Systemes SA filed Critical Schlumberger Systemes SA
Application granted granted Critical
Publication of ES2145091T3 publication Critical patent/ES2145091T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G06F21/52—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems during program execution, e.g. stack integrity ; Preventing unwanted data erasure; Buffer overflow
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1416—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights
    • G06F12/1425—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights the protection being physical, e.g. cell, word, block
    • G06F12/1433—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights the protection being physical, e.g. cell, word, block for a module or a part of a module

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Storage Device Security (AREA)
  • Microcomputers (AREA)

Abstract

LA PRESENTE INVENCION SE REFIERE A UN MICROPROCESADOR (10) QUE, ENTRE OTROS) COMPREN UNA MEMORIA ROM (15), UNA MEMORIA RAM (18), UNA MEMORIA (NO VOLATIL Y PROGRAMABLE) MNVP (20) Y UN CIRCUITO ELECTRONICO (21) QUE PERMITE EL CONTROL DEL ACCESO DE MEMORIA. DE UNA MANERA MAS PRECISA, LA PRESENTE INVENCION SE REFIERE A UN MICROPROCESADOR QUE GARANTIZA LA INTEGRIDAD, LA INVIOLABILIDAD Y LA CONFIDENCIALIDAD DE LOS DATOS PRIVADOS OBTENIDOS DE UN ENTORNO MULTIUSOS GESTIONADO POR DICHO MICROPROCESADOR.
ES94201181T 1993-05-06 1994-04-29 Microprocesador con memoria segura. Expired - Lifetime ES2145091T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9305556A FR2704956B1 (fr) 1993-05-06 1993-05-06 Microprocesseur avec mémoire sécurisée.

Publications (1)

Publication Number Publication Date
ES2145091T3 true ES2145091T3 (es) 2000-07-01

Family

ID=9446937

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94201181T Expired - Lifetime ES2145091T3 (es) 1993-05-06 1994-04-29 Microprocesador con memoria segura.

Country Status (4)

Country Link
EP (1) EP0623879B1 (es)
DE (1) DE69424338T2 (es)
ES (1) ES2145091T3 (es)
FR (1) FR2704956B1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2311152A (en) * 1996-03-11 1997-09-17 Vlsi Technology Inc Dual mode security architecture with protected internal operating system
FR2814557B1 (fr) * 2000-09-27 2002-12-27 Gemplus Card Int Protection contre l'exploitation abusive d'une instruction dans une memoire

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4115152C2 (de) * 1991-05-08 2003-04-24 Gao Ges Automation Org Kartenförmiger Datenträger mit einer datenschützenden Mikroprozessorschaltung

Also Published As

Publication number Publication date
DE69424338T2 (de) 2000-12-14
DE69424338D1 (de) 2000-06-15
EP0623879B1 (fr) 2000-05-10
FR2704956B1 (fr) 1995-06-09
FR2704956A1 (fr) 1994-11-10
EP0623879A1 (fr) 1994-11-09

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