DE3025044C2 - - Google Patents
Info
- Publication number
- DE3025044C2 DE3025044C2 DE3025044A DE3025044A DE3025044C2 DE 3025044 C2 DE3025044 C2 DE 3025044C2 DE 3025044 A DE3025044 A DE 3025044A DE 3025044 A DE3025044 A DE 3025044A DE 3025044 C2 DE3025044 C2 DE 3025044C2
- Authority
- DE
- Germany
- Prior art keywords
- access
- memory
- error
- code
- key
- 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.)
- Revoked
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
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
- G06F21/75—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation
-
- 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
- G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
- G06F21/75—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation
- G06F21/755—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation with measures against power attack
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
- G06Q20/34—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using cards, e.g. integrated circuit [IC] cards or magnetic cards
- G06Q20/341—Active cards, i.e. cards including their own processing means, e.g. including an IC or chip
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
- G06Q20/34—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using cards, e.g. integrated circuit [IC] cards or magnetic cards
- G06Q20/357—Cards having a plurality of specified features
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
- G06Q40/02—Banking, e.g. interest calculation or account maintenance
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
- G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
- G07F7/10—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means together with a coded signal, e.g. in the form of personal identification information, like personal identification number [PIN] or biometric data
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
- G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
- G07F7/10—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means together with a coded signal, e.g. in the form of personal identification information, like personal identification number [PIN] or biometric data
- G07F7/1008—Active credit-cards provided with means to personalise their use, e.g. with PIN-introduction/comparison system
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
- G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
- G07F7/10—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means together with a coded signal, e.g. in the form of personal identification information, like personal identification number [PIN] or biometric data
- G07F7/1025—Identification of user by a PIN code
- G07F7/1083—Counting of PIN attempts
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/22—Safety or protection circuits preventing unauthorised or accidental access to memory cells
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Business, Economics & Management (AREA)
- Computer Security & Cryptography (AREA)
- General Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Accounting & Taxation (AREA)
- Mathematical Physics (AREA)
- General Business, Economics & Management (AREA)
- Strategic Management (AREA)
- Computer Networks & Wireless Communication (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Finance (AREA)
- Development Economics (AREA)
- Economics (AREA)
- Marketing (AREA)
- Technology Law (AREA)
- Storage Device Security (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
- Credit Cards Or The Like (AREA)
Description
Claims (4)
- a) in einem Register der Inhalt des Speichers für den Fehler code und den Zugriffscode abgespeichert wird,
- b) überprüft wird, ob der eingegebene Befugnisschlüssel kor rekt ist;
- c) der Inhalt des Speicherbereiches, in dem der Zugriffscode gespeichert ist, gelöscht wird, wenn der eingegebene Befug nisschlüssel korrekt ist, und der Inhalt des Speicherberei ches, in dem der Fehlercode gespeichert ist, gelöscht wird, wenn der eingegebene Befugnisschlüssel unrichtig ist, wobei der jeweils andere Speicherbereich nicht gelöscht wird,
- d) der Zugriffscode in den entsprechenden Speicherbereich ein gegeben wird, wenn der Befugnisschlüssel korrekt ist, und der Fehlercode in den zugehörigen Speicherbereich eingege ben wird, wenn der Befugnisschlüssel unrichtig ist,
- e) nach dem Einschreiben des jeweiligen Codes überprüft wird, ob der Schreibvorgang korrekt ausgeführt wurde, und
- f) ein Fehlersignal ausgegeben wird, wenn der Schreibvorgang nicht korrekt ausgeführt wurde.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3051266A DE3051266C2 (de) | 1979-07-02 | 1980-07-02 | Verfahren zum Aufzeichnen einer Zugriffsinformation oder einer Fehlerinformation in einem Informationsträger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7917171A FR2460506B2 (fr) | 1979-07-02 | 1979-07-02 | Dispositif pour la protection des acces a une memoire permanente d'un appareil de traitement de l'information |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3025044A1 DE3025044A1 (de) | 1981-05-27 |
DE3025044C2 true DE3025044C2 (de) | 1991-02-28 |
Family
ID=9227404
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19803025044 Granted DE3025044A1 (de) | 1979-07-02 | 1980-07-02 | Vorrichtung fuer den schutz des zugangs zu einem dauerspeicher bei einer datenverarbeitungsanlage |
Country Status (3)
Country | Link |
---|---|
JP (4) | JPS5638651A (de) |
DE (1) | DE3025044A1 (de) |
FR (1) | FR2460506B2 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58221479A (ja) * | 1982-06-17 | 1983-12-23 | Fujitsu Kiden Ltd | クレジツトカ−ド |
JPS5971195A (ja) * | 1982-10-17 | 1984-04-21 | Dainippon Printing Co Ltd | Icカ−ドにおける情報処理方法 |
DE3318101A1 (de) * | 1983-05-18 | 1984-11-22 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordung mit einem speicher und einer zugriffskontrolleinheit |
JPS603082A (ja) * | 1983-06-18 | 1985-01-09 | Dainippon Printing Co Ltd | Icカ−ド |
JPS60153581A (ja) * | 1984-01-23 | 1985-08-13 | Kyodo Printing Co Ltd | 不正使用防止機能を有するicカ−ド |
JPS613279A (ja) * | 1984-06-18 | 1986-01-09 | Toshiba Corp | 携帯可能電子装置 |
JPS615389A (ja) * | 1984-06-19 | 1986-01-11 | Casio Comput Co Ltd | 識別カ−ド |
FR2617976B1 (fr) * | 1987-07-10 | 1989-11-10 | Thomson Semiconducteurs | Detecteur electrique de niveau logique binaire |
JPH07277319A (ja) * | 1994-03-31 | 1995-10-24 | Itoukei Pack Sangyo Kk | 組立折箱 |
KR100808948B1 (ko) | 2006-12-19 | 2008-03-04 | 삼성전자주식회사 | 비휘발성 메모리의 보안장치 ,보안방법 및 그 시스템 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2311360A1 (fr) * | 1975-05-13 | 1976-12-10 | Innovation Ste Int | Systeme pour memoriser des donnees de maniere confidentielle au moyen d'objets portatifs electroniques comportant un circuit de memorisation des erreurs de code confidentiel |
DE2738113C2 (de) * | 1976-09-06 | 1998-07-16 | Gao Ges Automation Org | Vorrichtung zur Durchführung von Bearbeitungsvorgängen mit einem Identifikanden |
FR2401459A1 (fr) * | 1977-08-26 | 1979-03-23 | Cii Honeywell Bull | Support d'information portatif muni d'un microprocesseur et d'une memoire morte programmable |
-
1979
- 1979-07-02 FR FR7917171A patent/FR2460506B2/fr not_active Expired
-
1980
- 1980-07-02 JP JP8928980A patent/JPS5638651A/ja active Pending
- 1980-07-02 DE DE19803025044 patent/DE3025044A1/de active Granted
-
1988
- 1988-10-12 JP JP63256910A patent/JPH01152589A/ja active Granted
-
1992
- 1992-10-09 JP JP27203892A patent/JP2547368B2/ja not_active Expired - Lifetime
-
1995
- 1995-09-18 JP JP23879195A patent/JP2547379B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2547368B2 (ja) | 1996-10-23 |
JPH05274499A (ja) | 1993-10-22 |
DE3025044A1 (de) | 1981-05-27 |
JP2547379B2 (ja) | 1996-10-23 |
JPH0243222B2 (de) | 1990-09-27 |
JPS5638651A (en) | 1981-04-13 |
FR2460506A2 (fr) | 1981-01-23 |
JPH08110937A (ja) | 1996-04-30 |
JPH01152589A (ja) | 1989-06-15 |
FR2460506B2 (fr) | 1985-09-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8128 | New person/name/address of the agent |
Representative=s name: PRINZ, E., DIPL.-ING. LEISER, G., DIPL.-ING., PAT. |
|
8125 | Change of the main classification |
Ipc: G06F 12/14 |
|
8125 | Change of the main classification |
Ipc: G11C 17/00 |
|
D2 | Grant after examination | ||
8363 | Opposition against the patent | ||
8369 | Partition in: |
Ref document number: 3051266 Country of ref document: DE Format of ref document f/p: P |
|
Q171 | Divided out to: |
Ref country code: DE Ref document number: 3051266 |
|
8339 | Ceased/non-payment of the annual fee | ||
8331 | Complete revocation | ||
8380 | Miscellaneous part iii |
Free format text: IM HEFT 28/97, SEITE 8858, SP.1: DIE VEROEFFENTLICHUNG IST ZU STREICHEN |
|
AH | Division in |
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