GB2579918B - Out-of-bounds recovery circuit - Google Patents

Out-of-bounds recovery circuit Download PDF

Info

Publication number
GB2579918B
GB2579918B GB2000774.6A GB202000774A GB2579918B GB 2579918 B GB2579918 B GB 2579918B GB 202000774 A GB202000774 A GB 202000774A GB 2579918 B GB2579918 B GB 2579918B
Authority
GB
United Kingdom
Prior art keywords
recovery circuit
bounds recovery
bounds
circuit
recovery
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.)
Active
Application number
GB2000774.6A
Other versions
GB2579918A (en
GB202000774D0 (en
Inventor
Singleton Iain
Darbari Ashish
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.)
Imagination Technologies Ltd
Original Assignee
Imagination Technologies Ltd
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 Imagination Technologies Ltd filed Critical Imagination Technologies Ltd
Priority to GB2000774.6A priority Critical patent/GB2579918B/en
Priority claimed from GB1617530.9A external-priority patent/GB2554940B/en
Publication of GB202000774D0 publication Critical patent/GB202000774D0/en
Publication of GB2579918A publication Critical patent/GB2579918A/en
Application granted granted Critical
Publication of GB2579918B publication Critical patent/GB2579918B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
    • G06F21/52—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems during program execution, e.g. stack integrity ; Preventing unwanted data erasure; Buffer overflow
    • 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
    • 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
    • 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
    • G06F21/74—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 operating in dual or compartmented mode, i.e. at least one secure mode

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Mathematical Physics (AREA)
  • Debugging And Monitoring (AREA)
GB2000774.6A 2016-10-14 2016-10-14 Out-of-bounds recovery circuit Active GB2579918B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2000774.6A GB2579918B (en) 2016-10-14 2016-10-14 Out-of-bounds recovery circuit

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1617530.9A GB2554940B (en) 2016-10-14 2016-10-14 Out-of-bounds recovery circuit
GB2000774.6A GB2579918B (en) 2016-10-14 2016-10-14 Out-of-bounds recovery circuit

Publications (3)

Publication Number Publication Date
GB202000774D0 GB202000774D0 (en) 2020-03-04
GB2579918A GB2579918A (en) 2020-07-08
GB2579918B true GB2579918B (en) 2021-04-07

Family

ID=69637034

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2000774.6A Active GB2579918B (en) 2016-10-14 2016-10-14 Out-of-bounds recovery circuit

Country Status (1)

Country Link
GB (1) GB2579918B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020051538A1 (en) * 1997-09-16 2002-05-02 Safenet, Inc. Kernel mode protection
EP1912149A1 (en) * 2006-10-09 2008-04-16 Texas Instruments France Monitor mode integrity verification

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020051538A1 (en) * 1997-09-16 2002-05-02 Safenet, Inc. Kernel mode protection
EP1912149A1 (en) * 2006-10-09 2008-04-16 Texas Instruments France Monitor mode integrity verification

Also Published As

Publication number Publication date
GB2579918A (en) 2020-07-08
GB202000774D0 (en) 2020-03-04

Similar Documents

Publication Publication Date Title
SG11202005555XA (en) Integrated circuit
GB2604484B (en) A breathing circuit
TWI562538B (en) Switching circuit
GB2570805B (en) Interface circuit
GB201610735D0 (en) Livelock recovery circuit
GB2554940B (en) Out-of-bounds recovery circuit
PT3309805T (en) Card circuit
TWI561958B (en) Integrated circuit
GB2549927B (en) Circuit architecture
GB2544807B (en) Integrated circuit security
GB201510554D0 (en) Start-up circuits
GB201609249D0 (en) Garment
GB201508241D0 (en) Smart sports equipment
GB2552116B (en) A breathing circuit
GB2579918B (en) Out-of-bounds recovery circuit
GB2543528B (en) Memory circuit
HUE045562T2 (en) Multifunctional sports equipment
TWI563391B (en) Identification circuit
GB2566799B (en) Sports Aid
GB2557911B (en) Circuit arrangement
GB201604840D0 (en) Sports aid
GB2548880B (en) Sports equipment
HK1225680A1 (en) Mask
HK1225679A1 (en) Mask
GB201618330D0 (en) Changing garment