DE69839958D1 - Unvorhersagbarer mikroprozessor oder mikrorechner - Google Patents

Unvorhersagbarer mikroprozessor oder mikrorechner

Info

Publication number
DE69839958D1
DE69839958D1 DE69839958T DE69839958T DE69839958D1 DE 69839958 D1 DE69839958 D1 DE 69839958D1 DE 69839958 T DE69839958 T DE 69839958T DE 69839958 T DE69839958 T DE 69839958T DE 69839958 D1 DE69839958 D1 DE 69839958D1
Authority
DE
Germany
Prior art keywords
microrechner
unforeseen
microprocessor
unforeseen microprocessor
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
DE69839958T
Other languages
English (en)
Inventor
Michel Ugon
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.)
CP8 Technologies SA
Original Assignee
CP8 Technologies 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 CP8 Technologies SA filed Critical CP8 Technologies SA
Application granted granted Critical
Publication of DE69839958D1 publication Critical patent/DE69839958D1/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
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/48—Program initiating; Program switching, e.g. by interrupt
    • G06F9/4806—Task transfer initiation or dispatching
    • G06F9/4843—Task transfer initiation or dispatching by program, e.g. task dispatcher, supervisor, operating system
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • 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
    • G06F21/55—Detecting local intrusion or implementing counter-measures
    • G06F21/556—Detecting local intrusion or implementing counter-measures involving covert channels, i.e. data leakage between processes
    • 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
    • G06F21/57—Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
    • 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
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/461—Saving or restoring of program or task context
DE69839958T 1997-06-26 1998-06-25 Unvorhersagbarer mikroprozessor oder mikrorechner Expired - Lifetime DE69839958D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9707995A FR2765361B1 (fr) 1997-06-26 1997-06-26 Microprocesseur ou microcalculateur imprevisible
PCT/FR1998/001343 WO1999000718A1 (fr) 1997-06-26 1998-06-25 Microprocesseur ou microcalculateur imprévisible

Publications (1)

Publication Number Publication Date
DE69839958D1 true DE69839958D1 (de) 2008-10-16

Family

ID=9508464

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69839958T Expired - Lifetime DE69839958D1 (de) 1997-06-26 1998-06-25 Unvorhersagbarer mikroprozessor oder mikrorechner

Country Status (10)

Country Link
US (1) US7036002B1 (de)
EP (1) EP0920660B1 (de)
JP (2) JP2000501541A (de)
KR (1) KR100578459B1 (de)
CN (1) CN1239973C (de)
DE (1) DE69839958D1 (de)
FR (1) FR2765361B1 (de)
HK (1) HK1022756A1 (de)
TW (1) TW457453B (de)
WO (1) WO1999000718A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2787900B1 (fr) * 1998-12-28 2001-02-09 Bull Cp8 Circuit integre intelligent
JP2001094550A (ja) * 1999-09-17 2001-04-06 Toshiba Corp 信号処理装置
GB2406684B (en) * 2002-12-12 2005-08-24 Advanced Risc Mach Ltd Processing activity masking in a data processing system
US7373463B2 (en) * 2003-02-13 2008-05-13 Stmicroelectronics S.A. Antifraud method and circuit for an integrated circuit register containing data obtained from secret quantities
US20040162993A1 (en) * 2003-02-13 2004-08-19 Yannick Teglia Antifraud method of an algorithm executed by an integrated circuit
JP4447977B2 (ja) * 2004-06-30 2010-04-07 富士通マイクロエレクトロニクス株式会社 セキュアプロセッサ、およびセキュアプロセッサ用プログラム。
JP5007867B2 (ja) * 2007-05-11 2012-08-22 ナグラスター エル．エル．シー． 安全な環境におけるプロセッサ実行を制御するための装置
EP2000936A1 (de) * 2007-05-29 2008-12-10 Gemplus Elektronisches Token mit mehreren Mikroprozessoren und Verfahren zur Verwaltung der Befehlsausführung auf mehreren Mikroprozessoren
IT1404162B1 (it) * 2010-12-30 2013-11-15 Incard Sa Metodo per de-correlare segnali elettrici emessi da una carta a circuito integrato
CN103164384B (zh) * 2011-12-15 2016-05-18 中国银联股份有限公司 多机系统共享内存的同步实现方法及其系统
US9703951B2 (en) 2014-09-30 2017-07-11 Amazon Technologies, Inc. Allocation of shared system resources
US9378363B1 (en) * 2014-10-08 2016-06-28 Amazon Technologies, Inc. Noise injected virtual timer
US9754103B1 (en) 2014-10-08 2017-09-05 Amazon Technologies, Inc. Micro-architecturally delayed timer
US9491112B1 (en) 2014-12-10 2016-11-08 Amazon Technologies, Inc. Allocating processor resources based on a task identifier
US9864636B1 (en) 2014-12-10 2018-01-09 Amazon Technologies, Inc. Allocating processor resources based on a service-level agreement

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5694603A (en) * 1982-09-28 1997-12-02 Reiffin; Martin G. Computer memory product with preemptive multithreading software
US4575817A (en) * 1983-06-27 1986-03-11 International Business Machines Corporation Switching of programming routine supporting storage stacks
US4591982A (en) * 1983-08-29 1986-05-27 International Business Machines Corporation Storage selection override apparatus for a multimicroprocessor implemented data processing system
JPS6491228A (en) * 1987-09-30 1989-04-10 Takeshi Sakamura Data processor
US5012409A (en) * 1988-03-10 1991-04-30 Fletcher Mitchell S Operating system for a multi-tasking operating environment
JPH02163834A (ja) * 1988-12-16 1990-06-25 Mitsubishi Electric Corp マルチ・タスク処理方式
JPH02224140A (ja) * 1989-02-27 1990-09-06 Nippon Motoroola Kk 割込試験装置
US5127098A (en) * 1989-04-12 1992-06-30 Sun Microsystems, Inc. Method and apparatus for the context switching of devices
GB2234613B (en) * 1989-08-03 1993-07-07 Sun Microsystems Inc Method and apparatus for switching context of state elements in a microprocessor
AU631246B2 (en) * 1989-09-15 1992-11-19 Digital Equipment Corporation System and method for reducing timing channels in digital data processing systems
CA2037857C (en) * 1990-03-20 2001-01-16 Roy Allen Griffin, Iii Prevention of determination of time of execution of predetermined data processing routine in relation to occurrence of prior observable external event
US5249294A (en) * 1990-03-20 1993-09-28 General Instrument Corporation Determination of time of execution of predetermined data processing routing in relation to occurrence of prior externally observable event
JP2697254B2 (ja) * 1990-06-06 1998-01-14 松下電器産業株式会社 リアルタイム処理装置
JPH0454652A (ja) * 1990-06-25 1992-02-21 Nec Corp マイクロコンピュータ
US5357617A (en) * 1991-11-22 1994-10-18 International Business Machines Corporation Method and apparatus for substantially concurrent multiple instruction thread processing by a single pipeline processor
US5404402A (en) * 1993-12-21 1995-04-04 Gi Corporation Clock frequency modulation for secure microprocessors
US5613114A (en) * 1994-04-15 1997-03-18 Apple Computer, Inc System and method for custom context switching

Also Published As

Publication number Publication date
TW457453B (en) 2001-10-01
JP2002055883A (ja) 2002-02-20
CN1239973C (zh) 2006-02-01
JP2000501541A (ja) 2000-02-08
HK1022756A1 (en) 2000-08-18
WO1999000718A1 (fr) 1999-01-07
FR2765361A1 (fr) 1998-12-31
FR2765361B1 (fr) 2001-09-21
KR100578459B1 (ko) 2006-05-10
CN1234883A (zh) 1999-11-10
EP0920660A1 (de) 1999-06-09
EP0920660B1 (de) 2008-09-03
KR20000068373A (ko) 2000-11-25
US7036002B1 (en) 2006-04-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition