BRPI0501783A - Sistema e processo para inicialização de sistema operacional protegido usando validação de estado - Google Patents
Sistema e processo para inicialização de sistema operacional protegido usando validação de estadoInfo
- Publication number
- BRPI0501783A BRPI0501783A BR0501783-1A BRPI0501783A BRPI0501783A BR PI0501783 A BRPI0501783 A BR PI0501783A BR PI0501783 A BRPI0501783 A BR PI0501783A BR PI0501783 A BRPI0501783 A BR PI0501783A
- Authority
- BR
- Brazil
- Prior art keywords
- loader
- operating system
- verified
- system key
- boot
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F9/22—Microcontrol or microprogram arrangements
- G06F9/24—Loading of the microprogram
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F21/575—Secure boot
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/40—Transformation of program code
- G06F8/54—Link editing before load time
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Storage Device Security (AREA)
- Stored Programmes (AREA)
- Manipulator (AREA)
- Exchange Systems With Centralized Control (AREA)
- Numerical Control (AREA)
- Sealing Devices (AREA)
- Spinning Or Twisting Of Yarns (AREA)
- Operation Control Of Excavators (AREA)
Abstract
"SISTEMA E PROCESSO PARA INICIALIZAçãO DE SISTEMA OPERACIONAL PROTEGIDO USANDO VALIDAçãO DE ESTADO". Descreve-se um mecanismo para inicialização de sistema operacional protegido, que impede componentes invasores de serem carregados com o sistema operacional e, assim, impede a divulgação da chave do sistema sob circunstâncias inadequadas. Após uma parte do procedimento de partida da máquina ter ocorrido, o carregador do sistema operacional é executado, o carregador é validado, e a existência de um estado de máquina correta é verificada e/ou criada. Após o carregador ter sido verificado, como sendo um carregador legítimo, e o estado da máquina, no qual ela está rodando, é verificado como sendo correto, o comportamento futuro do carregador é conhecido para proteção contra o carregamento de componentes invasores, que podem provocar a divulgação da chave do sistema. Com o comportamento do carregador sendo conhecido como seguro para a chave do sistema, o validador pode deslacrar a chave do sistema e fornecê-la ao carregador.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/882,134 US7694121B2 (en) | 2004-06-30 | 2004-06-30 | System and method for protected operating system boot using state validation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BRPI0501783A true BRPI0501783A (pt) | 2006-02-07 |
| BRPI0501783B1 BRPI0501783B1 (pt) | 2017-05-02 |
Family
ID=35106886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0501783A BRPI0501783B1 (pt) | 2004-06-30 | 2005-05-23 | sistema e processo para inicialização de sistema operacional protegido usando validação de estado |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US7694121B2 (pt) |
| EP (1) | EP1612666B1 (pt) |
| JP (2) | JP4796340B2 (pt) |
| KR (1) | KR101176646B1 (pt) |
| CN (1) | CN100454246C (pt) |
| AT (1) | ATE488800T1 (pt) |
| AU (1) | AU2005201995B2 (pt) |
| BR (1) | BRPI0501783B1 (pt) |
| CA (1) | CA2507793C (pt) |
| CO (1) | CO5700184A1 (pt) |
| DE (1) | DE602005024744D1 (pt) |
| IL (1) | IL168907A (pt) |
| MX (1) | MXPA05005764A (pt) |
| MY (1) | MY143926A (pt) |
| NO (1) | NO332737B1 (pt) |
| NZ (1) | NZ540356A (pt) |
| RU (1) | RU2413295C2 (pt) |
| SG (1) | SG118327A1 (pt) |
| TW (1) | TWI438686B (pt) |
| ZA (1) | ZA200504397B (pt) |
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| KR100736083B1 (ko) * | 2005-10-28 | 2007-07-06 | 삼성전자주식회사 | 멀티 로딩 장치 및 방법 |
| US8291226B2 (en) * | 2006-02-10 | 2012-10-16 | Qualcomm Incorporated | Method and apparatus for securely booting from an external storage device |
| WO2008068908A1 (ja) | 2006-12-04 | 2008-06-12 | Eugrid Inc. | 情報処理装置および情報管理プログラム |
| JP4822544B2 (ja) * | 2006-04-26 | 2011-11-24 | 株式会社リコー | 複数のモジュール構成情報を管理できる画像形成装置 |
| US20100306844A1 (en) * | 2006-10-20 | 2010-12-02 | Takashi Ohyama | Application information tampering monitoring apparatus and method |
| US8380987B2 (en) * | 2007-01-25 | 2013-02-19 | Microsoft Corporation | Protection agents and privilege modes |
| US7765374B2 (en) * | 2007-01-25 | 2010-07-27 | Microsoft Corporation | Protecting operating-system resources |
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| US8458460B2 (en) * | 2007-09-27 | 2013-06-04 | Intel Corporation | Digest generation from instruction op-codes |
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| US20130086371A1 (en) * | 2011-09-30 | 2013-04-04 | Pradeep Bisht | Method for device-less option-rom bios load and execution |
| TWI450194B (zh) | 2011-11-10 | 2014-08-21 | Inst Information Industry | 作業系統處理方法以及系統、以及儲存其之電腦可讀取記錄媒體 |
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-
2004
- 2004-06-30 US US10/882,134 patent/US7694121B2/en active Active
-
2005
- 2005-05-09 SG SG200503030A patent/SG118327A1/en unknown
- 2005-05-10 AU AU2005201995A patent/AU2005201995B2/en not_active Ceased
- 2005-05-13 KR KR1020050040209A patent/KR101176646B1/ko not_active Expired - Fee Related
- 2005-05-16 TW TW094115799A patent/TWI438686B/zh not_active IP Right Cessation
- 2005-05-17 CA CA2507793A patent/CA2507793C/en not_active Expired - Lifetime
- 2005-05-18 NO NO20052391A patent/NO332737B1/no not_active IP Right Cessation
- 2005-05-23 BR BRPI0501783A patent/BRPI0501783B1/pt not_active IP Right Cessation
- 2005-05-25 RU RU2005115918/08A patent/RU2413295C2/ru active
- 2005-05-27 CO CO05051825A patent/CO5700184A1/es not_active Application Discontinuation
- 2005-05-27 NZ NZ540356A patent/NZ540356A/en not_active IP Right Cessation
- 2005-05-30 MX MXPA05005764A patent/MXPA05005764A/es active IP Right Grant
- 2005-05-30 CN CNB200510076073XA patent/CN100454246C/zh not_active Expired - Fee Related
- 2005-05-30 ZA ZA200504397A patent/ZA200504397B/xx unknown
- 2005-05-30 MY MYPI20052444A patent/MY143926A/en unknown
- 2005-06-01 IL IL168907A patent/IL168907A/en active IP Right Grant
- 2005-06-20 JP JP2005179527A patent/JP4796340B2/ja not_active Expired - Fee Related
- 2005-06-23 DE DE602005024744T patent/DE602005024744D1/de not_active Expired - Lifetime
- 2005-06-23 AT AT05105591T patent/ATE488800T1/de not_active IP Right Cessation
- 2005-06-23 EP EP05105591A patent/EP1612666B1/en not_active Expired - Lifetime
-
2011
- 2011-07-01 JP JP2011147422A patent/JP5378460B2/ja not_active Expired - Fee Related
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