DE69424338D1 - Mikroprozessor mit sicherem Speicher - Google Patents

Mikroprozessor mit sicherem Speicher

Info

Publication number
DE69424338D1
DE69424338D1 DE69424338T DE69424338T DE69424338D1 DE 69424338 D1 DE69424338 D1 DE 69424338D1 DE 69424338 T DE69424338 T DE 69424338T DE 69424338 T DE69424338 T DE 69424338T DE 69424338 D1 DE69424338 D1 DE 69424338D1
Authority
DE
Germany
Prior art keywords
microprocessor
secure memory
secure
memory
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
DE69424338T
Other languages
English (en)
Other versions
DE69424338T2 (de
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
Publication of DE69424338D1 publication Critical patent/DE69424338D1/de
Application granted granted Critical
Publication of DE69424338T2 publication Critical patent/DE69424338T2/de
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)
DE1994624338 1993-05-06 1994-04-29 Mikroprozessor mit sicherem Speicher Expired - Lifetime DE69424338T2 (de)

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 (2)

Publication Number Publication Date
DE69424338D1 true DE69424338D1 (de) 2000-06-15
DE69424338T2 DE69424338T2 (de) 2000-12-14

Family

ID=9446937

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1994624338 Expired - Lifetime DE69424338T2 (de) 1993-05-06 1994-04-29 Mikroprozessor mit sicherem Speicher

Country Status (4)

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

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
EP0623879A1 (de) 1994-11-09
EP0623879B1 (de) 2000-05-10
FR2704956B1 (fr) 1995-06-09
FR2704956A1 (fr) 1994-11-10
DE69424338T2 (de) 2000-12-14
ES2145091T3 (es) 2000-07-01

Similar Documents

Publication Publication Date Title
DE69431735D1 (de) Nichtflüchtiger Speicher
DE69430630D1 (de) Sportschuh mit verbesserter sohle
DE69323861D1 (de) Multiprozessorsystem mit gemeinsamem Speicher
DE69420387D1 (de) Satellit mit stapelbare Konfiguration
DE69811254D1 (de) Sicherer speicher mit multiplen sicherheitsebenen
DE69430733D1 (de) Schuhwerk mit druckerniedrigten zonen
DE69523690D1 (de) Mikroprozessor mit Registerspeicher
DE69517978D1 (de) Nichtflüchtige speicheranordnung mit schutzanordnung
DE69432452D1 (de) Programmierte Referenz
DE69432245D1 (de) Mikrorechner mit Speicherleseschutz
DE69425086D1 (de) Mikroprozessor
DE69419558D1 (de) Inhalt-adressierbarer Speicher
DE69413567D1 (de) Prozessorsystem mit ferroelektrischem Speicher
DE69033629D1 (de) Mikroprozessor mit Cache-Speicher
DE69530649D1 (de) Ferroelektrischer Speicher
DE69326749D1 (de) Nichtflüchtiger Speicher mit Schutzdiode
DE69432084D1 (de) Lesegerät
DE69833326D1 (de) Speicher mit verarbeitungsfunktion
DE69417077D1 (de) Festwertspeicher
DE69420443D1 (de) Datenspeicher mit vorbestimmten logischen Bereichen
DE69422570D1 (de) Inhaltadressierbarer Speicher
DE69424338D1 (de) Mikroprozessor mit sicherem Speicher
DE69421334D1 (de) Verarbeitungssystem mit gemeinschaftlichem Speicher
DE68918101D1 (de) Speicher mit Seitenmodus.
DE69411617D1 (de) Element mit magnetoresistivem Effekt

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: AXALTO S.A., MONTROUGE, FR