CN1285038C - 控制装置对内存的访问以提供增强的内存访问安全的系统与方法 - Google Patents
控制装置对内存的访问以提供增强的内存访问安全的系统与方法 Download PDFInfo
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- CN1285038C CN1285038C CNB028241371A CN02824137A CN1285038C CN 1285038 C CN1285038 C CN 1285038C CN B028241371 A CNB028241371 A CN B028241371A CN 02824137 A CN02824137 A CN 02824137A CN 1285038 C CN1285038 C CN 1285038C
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Images
Classifications
-
- 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
-
- 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
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/14—Protection against unauthorised use of memory or access to memory
- G06F12/1458—Protection against unauthorised use of memory or access to memory by checking the subject access rights
- G06F12/1491—Protection against unauthorised use of memory or access to memory by checking the subject access rights in a hierarchical protection system, e.g. privilege levels, memory rings
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Storage Device Security (AREA)
- Memory System Of A Hierarchy Structure (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/011,151 | 2001-12-05 | ||
US10/011,151 US7426644B1 (en) | 2001-12-05 | 2001-12-05 | System and method for handling device accesses to a memory providing increased memory access security |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1599902A CN1599902A (zh) | 2005-03-23 |
CN1285038C true CN1285038C (zh) | 2006-11-15 |
Family
ID=21749091
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028241371A Expired - Lifetime CN1285038C (zh) | 2001-12-05 | 2002-09-12 | 控制装置对内存的访问以提供增强的内存访问安全的系统与方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US7426644B1 (zh) |
JP (1) | JP2005512228A (zh) |
KR (1) | KR100995146B1 (zh) |
CN (1) | CN1285038C (zh) |
AU (1) | AU2002336493A1 (zh) |
DE (1) | DE10297494T5 (zh) |
GB (1) | GB2399920B (zh) |
TW (1) | TWI262389B (zh) |
WO (1) | WO2003050688A2 (zh) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1619572A1 (en) * | 2004-07-23 | 2006-01-25 | Texas Instruments Incorporated | System and method of identifying and preventing security violations within a computing system |
DE102005014837B4 (de) * | 2004-08-02 | 2007-08-30 | Mahltig, Holger | Sicherheitsmodul und Verfahren zum Steuern und Kontrollieren eines Datenverkehrs eines Personalcomputers |
JP4794269B2 (ja) * | 2004-11-08 | 2011-10-19 | パナソニック株式会社 | セキュアデバイスおよび中継端末 |
JP4628149B2 (ja) * | 2005-03-14 | 2011-02-09 | 株式会社エヌ・ティ・ティ・ドコモ | アクセス制御装置及びアクセス制御方法 |
TWI310153B (en) | 2006-08-17 | 2009-05-21 | Quanta Comp Inc | Computer system and boot code accessing method thereof |
TWI448902B (zh) * | 2007-08-24 | 2014-08-11 | Cypress Semiconductor Corp | 具頁存取基礎處理器介面之橋接裝置 |
US8578483B2 (en) * | 2008-07-31 | 2013-11-05 | Carnegie Mellon University | Systems and methods for preventing unauthorized modification of an operating system |
TWI484334B (zh) * | 2009-12-24 | 2015-05-11 | Univ Nat Taiwan | 非揮發記憶體的區域式管理方法 |
US20110202740A1 (en) * | 2010-02-17 | 2011-08-18 | Arm Limited | Storing secure page table data in secure and non-secure regions of memory |
US8935800B2 (en) | 2012-12-31 | 2015-01-13 | Intel Corporation | Enhanced security for accessing virtual memory |
US8959576B2 (en) | 2013-03-14 | 2015-02-17 | Intel Corporation | Method, apparatus, system for qualifying CPU transactions with security attributes |
US9767044B2 (en) * | 2013-09-24 | 2017-09-19 | Intel Corporation | Secure memory repartitioning |
CN104169891B (zh) * | 2013-10-29 | 2017-07-21 | 华为技术有限公司 | 一种访问内存的方法及设备 |
US9875189B2 (en) | 2015-06-12 | 2018-01-23 | Intel Corporation | Supporting secure memory intent |
US20170109526A1 (en) * | 2015-10-20 | 2017-04-20 | Intel Corporation | Systems and methods for providing anti-malware protection and malware forensics on storage devices |
US20210026950A1 (en) * | 2016-03-07 | 2021-01-28 | Crowdstrike, Inc. | Hypervisor-based redirection of system calls and interrupt-based task offloading |
EP3534583B1 (en) | 2016-11-15 | 2021-01-06 | Huawei Technologies Co., Ltd. | Secure processor chip and terminal device |
KR20200067633A (ko) * | 2018-12-04 | 2020-06-12 | 삼성전자주식회사 | 메모리 장치 및 그것의 보안 데이터 처리 방법 |
FR3100901B1 (fr) * | 2019-09-12 | 2021-08-27 | Stmicroelectronics Grand Ouest Sas | Système de protection de la mémoire |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63752A (ja) | 1986-06-20 | 1988-01-05 | Nippon Telegr & Teleph Corp <Ntt> | メモリ保護方式 |
US5335334A (en) | 1990-08-31 | 1994-08-02 | Hitachi, Ltd. | Data processing apparatus having a real memory region with a corresponding fixed memory protection key value and method for allocating memories therefor |
US5263147A (en) * | 1991-03-01 | 1993-11-16 | Hughes Training, Inc. | System for providing high security for personal computers and workstations |
US5442704A (en) * | 1994-01-14 | 1995-08-15 | Bull Nh Information Systems Inc. | Secure memory card with programmed controlled security access control |
US5729760A (en) | 1996-06-21 | 1998-03-17 | Intel Corporation | System for providing first type access to register if processor in first mode and second type access to register if processor not in first mode |
JPH10289158A (ja) | 1997-04-11 | 1998-10-27 | Hitachi Ltd | タスク管理装置 |
US6516395B1 (en) * | 1997-11-20 | 2003-02-04 | Advanced Micro Devices, Inc. | System and method for controlling access to a privilege-partitioned address space with a fixed set of attributes |
US6505279B1 (en) * | 1998-08-14 | 2003-01-07 | Silicon Storage Technology, Inc. | Microcontroller system having security circuitry to selectively lock portions of a program memory address space |
US6745306B1 (en) * | 1999-07-29 | 2004-06-01 | Microsoft Corporation | Method and system for restricting the load of physical address translations of virtual addresses |
US7624249B2 (en) * | 2005-11-10 | 2009-11-24 | O'connor Dennis | Processor multi-partition security architecture |
-
2001
- 2001-12-05 US US10/011,151 patent/US7426644B1/en active Active
-
2002
- 2002-09-12 CN CNB028241371A patent/CN1285038C/zh not_active Expired - Lifetime
- 2002-09-12 WO PCT/US2002/028981 patent/WO2003050688A2/en active Application Filing
- 2002-09-12 AU AU2002336493A patent/AU2002336493A1/en not_active Abandoned
- 2002-09-12 KR KR1020047008690A patent/KR100995146B1/ko not_active IP Right Cessation
- 2002-09-12 DE DE10297494T patent/DE10297494T5/de not_active Withdrawn
- 2002-09-12 GB GB0414778A patent/GB2399920B/en not_active Expired - Fee Related
- 2002-09-12 JP JP2003551676A patent/JP2005512228A/ja active Pending
- 2002-11-28 TW TW091134576A patent/TWI262389B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TWI262389B (en) | 2006-09-21 |
GB0414778D0 (en) | 2004-08-04 |
JP2005512228A (ja) | 2005-04-28 |
CN1599902A (zh) | 2005-03-23 |
GB2399920B (en) | 2005-07-06 |
DE10297494T5 (de) | 2004-11-25 |
KR20050027085A (ko) | 2005-03-17 |
AU2002336493A1 (en) | 2003-06-23 |
WO2003050688A2 (en) | 2003-06-19 |
GB2399920A (en) | 2004-09-29 |
KR100995146B1 (ko) | 2010-11-18 |
US7426644B1 (en) | 2008-09-16 |
WO2003050688A3 (en) | 2004-02-12 |
TW200300885A (en) | 2003-06-16 |
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Owner name: ADVANCED MICRO DEVICES INC Free format text: FORMER OWNER: ADVANCED MICRO DEVICES INC. Effective date: 20100709 |
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Effective date of registration: 20100709 Address after: Grand Cayman, Cayman Islands Patentee after: GLOBALFOUNDRIES Inc. Address before: California, USA Patentee before: ADVANCED MICRO DEVICES, Inc. |
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Effective date of registration: 20200424 Address after: No.1, Duhang 1st Road, Hsinchu City, Hsinchu Science Park, Taiwan, China Patentee after: MEDIATEK Inc. Address before: Greater Cayman Islands, British Cayman Islands Patentee before: GLOBALFOUNDRIES Inc. |
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