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TWI560575B - Microprocessor and method for securely executing instructions therein - Google Patents

Microprocessor and method for securely executing instructions therein

Info

Publication number
TWI560575B
TWI560575B TW105105820A TW105105820A TWI560575B TW I560575 B TWI560575 B TW I560575B TW 105105820 A TW105105820 A TW 105105820A TW 105105820 A TW105105820 A TW 105105820A TW I560575 B TWI560575 B TW I560575B
Authority
TW
Taiwan
Prior art keywords
microprocessor
executing instructions
securely executing
securely
instructions
Prior art date
Application number
TW105105820A
Other languages
English (en)
Other versions
TW201714114A (zh
Inventor
G Glenn Henry
Terry Parks
Brent Bean
Thomas A Crispin
Original Assignee
Via Tech Inc
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
Priority claimed from US14/884,547 external-priority patent/US9911008B2/en
Application filed by Via Tech Inc filed Critical Via Tech Inc
Application granted granted Critical
Publication of TWI560575B publication Critical patent/TWI560575B/zh
Publication of TW201714114A publication Critical patent/TW201714114A/zh

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/76—Architectures of general purpose stored program computers
    • G06F15/78—Architectures of general purpose stored program computers comprising a single central processing unit
    • G06F15/7839—Architectures of general purpose stored program computers comprising a single central processing unit with memory
    • 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
    • G06F21/60—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 OR CALCULATING; 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 Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • Storage Device Security (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
TW105105820A 2015-10-15 2016-02-26 Microprocessor and method for securely executing instructions therein TWI560575B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14/884,547 US9911008B2 (en) 2010-05-25 2015-10-15 Microprocessor with on-the-fly switching of decryption keys

Publications (2)

Publication Number Publication Date
TWI560575B true TWI560575B (en) 2016-12-01
TW201714114A TW201714114A (zh) 2017-04-16

Family

ID=56596903

Family Applications (2)

Application Number Title Priority Date Filing Date
TW105105820A TWI560575B (en) 2015-10-15 2016-02-26 Microprocessor and method for securely executing instructions therein
TW105132329A TWI627556B (zh) 2015-10-15 2016-02-26 微處理器與其中安全執行指令的方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
TW105132329A TWI627556B (zh) 2015-10-15 2016-02-26 微處理器與其中安全執行指令的方法

Country Status (2)

Country Link
CN (1) CN105843776B (zh)
TW (2) TWI560575B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI769066B (zh) * 2021-07-15 2022-06-21 新加坡商瑞昱新加坡有限公司 網路裝置及其數據上行傳輸方法

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106789006A (zh) * 2016-11-28 2017-05-31 范睿心 一种解密方法及系统
CN107145308B (zh) * 2017-05-04 2021-06-22 惠州Tcl移动通信有限公司 移动终端、及其sd卡操作控制方法、系统、存储装置
US11070375B2 (en) * 2018-02-08 2021-07-20 Micron Technology, Inc. Key encryption handling
KR102660388B1 (ko) * 2019-05-09 2024-04-26 에스케이하이닉스 주식회사 메모리 모듈, 메모리 모듈의 동작 방법, 메모리 시스템 및 메모리 모듈의 동작 방법
TWI786543B (zh) * 2021-02-17 2022-12-11 韋僑科技股份有限公司 無線通訊模組及其應用裝置控制系統與應用裝置控制方法
CN115145832B (zh) * 2022-09-05 2022-11-11 北京麟卓信息科技有限公司 一种公共数据的多线程访问轨迹的分析方法
US20250165655A1 (en) * 2023-11-16 2025-05-22 Mediatek Inc. Method for performing system task in unprivileged mode and associated electronic device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200636488A (en) * 2004-11-12 2006-10-16 Sony Computer Entertainment Inc Methods and apparatus for secure data processing and transmission
US20090292931A1 (en) * 2008-05-24 2009-11-26 Via Technology, Inc Apparatus and method for isolating a secure execution mode in a microprocessor
TW201512839A (zh) * 2013-08-09 2015-04-01 Apple Inc 用於週邊介面控制器之嵌入式加密／安全記憶體管理單元

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6996725B2 (en) * 2001-08-16 2006-02-07 Dallas Semiconductor Corporation Encryption-based security protection for processors
JP4263976B2 (ja) * 2003-09-24 2009-05-13 株式会社東芝 オンチップマルチコア型耐タンパプロセッサ
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。
US8213612B2 (en) * 2007-12-07 2012-07-03 Inside Contactless S.A. Secure software download
TWI372340B (en) * 2008-08-29 2012-09-11 Phison Electronics Corp Storage system, controller and data protecting method thereof
TWI479358B (zh) * 2012-10-11 2015-04-01 Phison Electronics Corp 資料保護方法、行動通訊裝置與記憶體儲存裝置
CN104424407A (zh) * 2013-08-27 2015-03-18 宇宙互联有限公司 存储管理系统及方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200636488A (en) * 2004-11-12 2006-10-16 Sony Computer Entertainment Inc Methods and apparatus for secure data processing and transmission
US20090292931A1 (en) * 2008-05-24 2009-11-26 Via Technology, Inc Apparatus and method for isolating a secure execution mode in a microprocessor
US8209763B2 (en) * 2008-05-24 2012-06-26 Via Technologies, Inc. Processor with non-volatile mode enable register entering secure execution mode and encrypting secure program for storage in secure memory via private bus
TW201512839A (zh) * 2013-08-09 2015-04-01 Apple Inc 用於週邊介面控制器之嵌入式加密／安全記憶體管理單元

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI769066B (zh) * 2021-07-15 2022-06-21 新加坡商瑞昱新加坡有限公司 網路裝置及其數據上行傳輸方法

Also Published As

Publication number Publication date
CN105843776B (zh) 2018-11-27
CN105843776A (zh) 2016-08-10
TW201715434A (zh) 2017-05-01
TWI627556B (zh) 2018-06-21
TW201714114A (zh) 2017-04-16

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