ATE3338T1 - Mikroprozessor zur durchfuehrung verschluesselter programme. - Google Patents
Mikroprozessor zur durchfuehrung verschluesselter programme.Info
- Publication number
- ATE3338T1 ATE3338T1 AT79102603T AT79102603T ATE3338T1 AT E3338 T1 ATE3338 T1 AT E3338T1 AT 79102603 T AT79102603 T AT 79102603T AT 79102603 T AT79102603 T AT 79102603T AT E3338 T1 ATE3338 T1 AT E3338T1
- Authority
- AT
- Austria
- Prior art keywords
- microprocessor
- program
- crypto
- cipher
- deciphering
- Prior art date
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
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
- G06F21/6281—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database at program execution time, where the protection is within the operating system
-
- 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
- G06F12/1408—Protection against unauthorised use of memory or access to memory by using cryptography
-
- 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
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6209—Protecting access to data via a platform, e.g. using keys or access control rules to a single file or object, e.g. in a secure envelope, encrypted and accessed using a key, or with access control rules appended to the object itself
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F2221/2107—File encryption
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Computer Hardware Design (AREA)
- Bioethics (AREA)
- Software Systems (AREA)
- Health & Medical Sciences (AREA)
- Databases & Information Systems (AREA)
- Storage Device Security (AREA)
- Circuits Of Receivers In General (AREA)
- Microcomputers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US92758078A | 1978-07-24 | 1978-07-24 | |
EP79102603A EP0008033B1 (de) | 1978-07-24 | 1979-07-23 | Mikroprozessor zur Durchführung verschlüsselter Programme |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE3338T1 true ATE3338T1 (de) | 1983-05-15 |
Family
ID=25454931
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT79102603T ATE3338T1 (de) | 1978-07-24 | 1979-07-23 | Mikroprozessor zur durchfuehrung verschluesselter programme. |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0008033B1 (de) |
JP (1) | JPS5518797A (de) |
AT (1) | ATE3338T1 (de) |
CA (1) | CA1147823A (de) |
DE (1) | DE2965365D1 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2523745B1 (fr) * | 1982-03-18 | 1987-06-26 | Bull Sa | Procede et dispositif de protection d'un logiciel livre par un fournisseur a un utilisateur |
GB2122777A (en) * | 1982-06-16 | 1984-01-18 | Open Computer Services Limited | Software protection apparatus and method |
US4588991A (en) * | 1983-03-07 | 1986-05-13 | Atalla Corporation | File access security method and means |
US4550350A (en) * | 1983-07-19 | 1985-10-29 | Software Distribution Newtork, Inc. | Secure copy method and device for stored programs |
JPS6048584A (ja) * | 1983-08-25 | 1985-03-16 | Fujitsu Kiden Ltd | 磁気カ−ド偽造防止方式 |
GB2149944A (en) * | 1983-11-14 | 1985-06-19 | Softnet Inc | Software distribution |
US4823308A (en) * | 1984-02-02 | 1989-04-18 | Knight Technology Ltd. | Microcomputer with software protection |
CH666972A5 (de) * | 1984-07-02 | 1988-08-31 | Software Protect Ltd | Verfahren und einrichtung zur verschluesselten datenuebertragung in datenverarbeitungsanlagen. |
DE3432721A1 (de) * | 1984-09-06 | 1986-03-06 | Ruediger Hahn | Datenschuetzender standard-mikroprozessor |
GB2165377A (en) * | 1984-09-19 | 1986-04-09 | Itt Ind Ltd | A computer element |
EP0184023A1 (de) * | 1984-11-13 | 1986-06-11 | Software Protect Ltd. | Verfahren und Einrichtung zum Schutz vor unberechtigtem Betrieb geschützter Programme in einem Mikrocomputer |
GB2168514A (en) * | 1984-12-12 | 1986-06-18 | Ibm | Security module |
JPS61282929A (ja) * | 1985-06-07 | 1986-12-13 | Nec Corp | マイクロプロセツサ |
JPH03276345A (ja) * | 1990-03-27 | 1991-12-06 | Toshiba Corp | マイクロコントローラ |
US5224166A (en) * | 1992-08-11 | 1993-06-29 | International Business Machines Corporation | System for seamless processing of encrypted and non-encrypted data and instructions |
US7752139B2 (en) | 2005-12-27 | 2010-07-06 | Michael Noel Hu | Method and system for managing software licenses and reducing unauthorized use of software |
US11593111B2 (en) * | 2020-01-27 | 2023-02-28 | Arm Limited | Apparatus and method for inhibiting instruction manipulation |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL285817A (de) * | 1961-11-22 | |||
US3609697A (en) * | 1968-10-21 | 1971-09-28 | Ibm | Program security device |
US3798359A (en) * | 1971-06-30 | 1974-03-19 | Ibm | Block cipher cryptographic system |
GB1393920A (en) * | 1972-12-12 | 1975-05-14 | Ibm | Electric digital data processing systems |
US3990060A (en) * | 1974-03-27 | 1976-11-02 | International Business Machines Corporation | Cryptographic magnetic bubble domain memory |
US3958081A (en) * | 1975-02-24 | 1976-05-18 | International Business Machines Corporation | Block cipher system for data security |
DE2717654C2 (de) * | 1976-04-30 | 1981-11-12 | International Business Machines Corp., 10504 Armonk, N.Y. | Speicherschutzanordnung |
US4104721A (en) * | 1976-12-30 | 1978-08-01 | International Business Machines Corporation | Hierarchical security mechanism for dynamically assigning security levels to object programs |
US4120030A (en) * | 1977-03-11 | 1978-10-10 | Kearney & Trecker Corporation | Computer software security system |
FR2392447A1 (fr) * | 1977-05-26 | 1978-12-22 | Cii Honeywell Bull | Systeme de traitement d'informations protegeant le secret d'informations confidentielles |
-
1979
- 1979-06-28 CA CA000330777A patent/CA1147823A/en not_active Expired
- 1979-07-20 JP JP9249179A patent/JPS5518797A/ja active Pending
- 1979-07-23 DE DE7979102603T patent/DE2965365D1/de not_active Expired
- 1979-07-23 EP EP79102603A patent/EP0008033B1/de not_active Expired
- 1979-07-23 AT AT79102603T patent/ATE3338T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPS5518797A (en) | 1980-02-09 |
EP0008033B1 (de) | 1983-05-11 |
EP0008033A1 (de) | 1980-02-20 |
CA1147823A (en) | 1983-06-07 |
DE2965365D1 (en) | 1983-06-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |