GR3031269T3 - Method for preventing unauthorised data modification in an apparatus with a non-volatile memory. - Google Patents

Method for preventing unauthorised data modification in an apparatus with a non-volatile memory.

Info

Publication number
GR3031269T3
GR3031269T3 GR990402367T GR990402367T GR3031269T3 GR 3031269 T3 GR3031269 T3 GR 3031269T3 GR 990402367 T GR990402367 T GR 990402367T GR 990402367 T GR990402367 T GR 990402367T GR 3031269 T3 GR3031269 T3 GR 3031269T3
Authority
GR
Greece
Prior art keywords
volatile memory
data modification
preventing unauthorised
unauthorised data
nvm
Prior art date
Application number
GR990402367T
Other languages
English (en)
Inventor
Wolfgang Dipl-Phys Pockrandt
Hartmut Dr Rer Nat Schrenk
Original Assignee
Siemens Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6504502&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GR3031269(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of GR3031269T3 publication Critical patent/GR3031269T3/el

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
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • 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
    • G06F12/1441—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 range
    • 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
    • G06F21/78—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data
    • G06F21/79—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data in semiconductor storage media, e.g. directly-addressable memories
GR990402367T 1993-12-08 1999-09-22 Method for preventing unauthorised data modification in an apparatus with a non-volatile memory. GR3031269T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4341887A DE4341887C2 (de) 1993-12-08 1993-12-08 Verfahren zum Verhindern einer unberechtigten Datenänderung bei einer Vorrichtung mit einem nichtflüchtigen Speicher

Publications (1)

Publication Number Publication Date
GR3031269T3 true GR3031269T3 (en) 1999-12-31

Family

ID=6504502

Family Applications (1)

Application Number Title Priority Date Filing Date
GR990402367T GR3031269T3 (en) 1993-12-08 1999-09-22 Method for preventing unauthorised data modification in an apparatus with a non-volatile memory.

Country Status (7)

Country Link
US (1) US5678027A (el)
EP (1) EP0657820B1 (el)
AT (1) ATE182699T1 (el)
DE (2) DE4341887C2 (el)
DK (1) DK0657820T3 (el)
ES (1) ES2136153T3 (el)
GR (1) GR3031269T3 (el)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2757972B1 (fr) * 1996-12-31 1999-02-19 Bull Cp8 Procede de securisation d'un module de securite, et module de securite associe
US5987557A (en) * 1997-06-19 1999-11-16 Sun Microsystems, Inc. Method and apparatus for implementing hardware protection domains in a system with no memory management unit (MMU)
US6535917B1 (en) * 1998-02-09 2003-03-18 Reuters, Ltd. Market data domain and enterprise system implemented by a master entitlement processor
FR2790324B1 (fr) * 1999-02-25 2001-12-28 St Microelectronics Sa Dispositif d'acces securise a des applications d'une carte a puce
EP1538507A1 (fr) * 2003-12-02 2005-06-08 Axalto S.A. Procédé de contrôle d'acces dans une memoire flash et systeme pour la mise en oeuvre d'un tel procédé
US8060744B2 (en) 2006-03-23 2011-11-15 Harris Corporation Computer architecture for an electronic device providing single-level secure access to multi-level secure file system
US8127145B2 (en) 2006-03-23 2012-02-28 Harris Corporation Computer architecture for an electronic device providing a secure file system
US8041947B2 (en) 2006-03-23 2011-10-18 Harris Corporation Computer architecture for an electronic device providing SLS access to MLS file system with trusted loading and protection of program execution memory
US7979714B2 (en) 2006-06-02 2011-07-12 Harris Corporation Authentication and access control device
EP2495690B1 (en) * 2011-03-01 2015-05-13 Nxp B.V. Transponder and method for monitoring access to application data in the transponder
US10635307B2 (en) 2015-06-30 2020-04-28 International Business Machines Corporation Memory state indicator
US10884945B2 (en) 2015-06-30 2021-01-05 International Business Machines Corporation Memory state indicator check operations

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4930578B1 (el) * 1970-09-30 1974-08-14
JPH03276337A (ja) * 1990-03-27 1991-12-06 Toshiba Corp マイクロコントローラ
JPH04357543A (ja) * 1991-02-06 1992-12-10 Fujitsu Ltd メモリのライトプロテクト方式
FR2683357A1 (fr) * 1991-10-30 1993-05-07 Philips Composants Microcircuit pour carte a puce a memoire programmable protegee.
US5325496A (en) * 1991-12-24 1994-06-28 Intel Corporation Selectable pointer validation in a computer system
JPH05225361A (ja) * 1992-02-07 1993-09-03 Mitsubishi Electric Corp レジスタ書換え方式
DE4205567A1 (de) * 1992-02-22 1993-08-26 Philips Patentverwaltung Verfahren zum steuern des zugriffs auf einen speicher sowie anordnung zur durchfuehrung des verfahrens

Also Published As

Publication number Publication date
DK0657820T3 (da) 2000-03-06
EP0657820A1 (de) 1995-06-14
ATE182699T1 (de) 1999-08-15
DE59408543D1 (de) 1999-09-02
ES2136153T3 (es) 1999-11-16
DE4341887C2 (de) 1996-12-19
DE4341887A1 (de) 1995-06-14
US5678027A (en) 1997-10-14
EP0657820B1 (de) 1999-07-28

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