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
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.
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)
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)
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 |
-
1993
- 1993-05-06 FR FR9305556A patent/FR2704956B1/fr not_active Expired - Fee Related
-
1994
- 1994-04-29 DE DE1994624338 patent/DE69424338T2/de not_active Expired - Lifetime
- 1994-04-29 ES ES94201181T patent/ES2145091T3/es not_active Expired - Lifetime
- 1994-04-29 EP EP19940201181 patent/EP0623879B1/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2704956A1 (fr) | 1994-11-10 |
EP0623879B1 (fr) | 2000-05-10 |
FR2704956B1 (fr) | 1995-06-09 |
DE69424338T2 (de) | 2000-12-14 |
DE69424338D1 (de) | 2000-06-15 |
EP0623879A1 (fr) | 1994-11-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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