SG11201804301UA - Protection key management and prefixing in virtual address space legacy emulation system - Google Patents

Protection key management and prefixing in virtual address space legacy emulation system

Info

Publication number
SG11201804301UA
SG11201804301UA SG11201804301UA SG11201804301UA SG11201804301UA SG 11201804301U A SG11201804301U A SG 11201804301UA SG 11201804301U A SG11201804301U A SG 11201804301UA SG 11201804301U A SG11201804301U A SG 11201804301UA SG 11201804301U A SG11201804301U A SG 11201804301UA
Authority
SG
Singapore
Prior art keywords
international
protection key
iii
legacy
pct
Prior art date
Application number
SG11201804301UA
Inventor
Jan Jaeger
Original Assignee
Lzlabs Gmbh
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 Lzlabs Gmbh filed Critical Lzlabs Gmbh
Publication of SG11201804301UA publication Critical patent/SG11201804301UA/en

Links

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
    • G06F12/1458—Protection against unauthorised use of memory or access to memory by checking the subject access rights
    • G06F12/1466—Key-lock mechanism
    • G06F12/1475—Key-lock mechanism in a virtual system, e.g. with translation means
    • 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
    • G06F12/145—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 virtual, e.g. for virtual blocks or segments before a translation mechanism
    • 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
    • G06F12/1466—Key-lock mechanism
    • 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
    • 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
    • G06F21/78—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data
    • G06F21/79—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data in semiconductor storage media, e.g. directly-addressable memories
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/10—Providing a specific technical effect
    • G06F2212/1052—Security improvement

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)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Storage Device Security (AREA)
  • Complex Calculations (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property -' Organization International Bureau ristsplid (43) International Publication Date ..... ....r .:0 22 June 2017(22.06.2017) WIPO I PCT ID Hit (10) WO 1111111111111111111111111111 International III 2017/103651 III III Publication III Ell H Number Al II IIIIIIIIIIIIIIIIII (51) International Patent Classification: MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, G06F 12/14 (2006.01) G06F 21/00 (2013.01) PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, (21) International Application Number: TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. PCT/IB2015/059646 (84) Designated States (unless otherwise indicated, for every (22) International Filing Date: kind of regional protection available): ARIPO (BW, GH, 15 December 2015 (15.12.2015) GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, (25) Filing Language: English TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, (26) Publication Language: English DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, (71) Applicant: LZLABS GMBH [CH/CH]; Richtiarkade 16, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, CH-8304 Wallisellen (CH). SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). (72) Inventor: JAEGER, Jan; Alpenstrasse 21, 8803 Misch- likon (CH). Declarations under Rule 4.17: (81) Designated States (unless otherwise indicated, for every as to the identity of the inventor (Rule 4.17(0) kind of national protection available): AE, AG, AL, AM, — of inventorship (Rule 4.17(iv)) AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, Published: BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, — with international search report (Art 21(3)) HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, (54) Title: PROTECTION KEY MANAGEMENT AND PREFIXING IN VIRTUAL ADDRESS SPACE LEGACY EMULATION SYSTEM (451) Load module compiled application Legacy application environment i (432) _1_, module i L r I Legacy hardware I Native (435) -1-- environment : API (440) module 1 L 1-1 Host OS .4t (420) 1-1 in en Hardware (410) 0 1-1 N FIG. 4B 1-1 O (57) : A system is described to provide protection key access control in a system whose operating system and processor \" were not designed to provide a protection key memory access control mechanism. Such a system can be applied to an emulator or to C enable a system that executes native applications to be interoperable with a legacy system that employs protection key memory ac- cess control.
SG11201804301UA 2015-12-15 2015-12-15 Protection key management and prefixing in virtual address space legacy emulation system SG11201804301UA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2015/059646 WO2017103651A1 (en) 2015-12-15 2015-12-15 Protection key management and prefixing in virtual address space legacy emulation system

Publications (1)

Publication Number Publication Date
SG11201804301UA true SG11201804301UA (en) 2018-06-28

Family

ID=55069923

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201804301UA SG11201804301UA (en) 2015-12-15 2015-12-15 Protection key management and prefixing in virtual address space legacy emulation system

Country Status (9)

Country Link
US (4) US9779034B2 (en)
EP (2) EP3204861B1 (en)
JP (1) JP6518015B2 (en)
AU (1) AU2015417223B2 (en)
CA (1) CA3005949C (en)
PL (2) PL3584708T3 (en)
PT (2) PT3204861T (en)
SG (1) SG11201804301UA (en)
WO (1) WO2017103651A1 (en)

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US10303621B1 (en) * 2017-03-07 2019-05-28 Amazon Technologies, Inc. Data protection through address modification
US10261913B2 (en) * 2017-04-20 2019-04-16 Alibaba Group Holding Limited Persistent memory for key-value storage
US10324659B2 (en) * 2017-05-24 2019-06-18 International Business Machines Corporation Detection of over-access of memory shared among multiple processes
GB2570326B (en) * 2018-01-22 2020-06-10 Advanced Risc Mach Ltd Multiple guard tag setting instruction
US11762566B2 (en) 2018-01-22 2023-09-19 Arm Limited Programmable mapping of guard tag storage locations
US10795679B2 (en) 2018-06-07 2020-10-06 Red Hat, Inc. Memory access instructions that include permission values for additional protection
CN109144894B (en) * 2018-08-01 2023-04-07 浙江大学 Memory access mode protection method based on data redundancy
CA3118057A1 (en) 2018-11-02 2020-05-07 Lzlabs Gmbh Selective substitution of legacy load module programs with classes for execution in a java virtual machine
US10705983B1 (en) 2019-03-01 2020-07-07 International Business Machines Corporation Transparent conversion of common virtual storage
FR3100901B1 (en) * 2019-09-12 2021-08-27 Stmicroelectronics Grand Ouest Sas Memory protection system
WO2022180594A1 (en) 2021-02-26 2022-09-01 Lzlabs Gmbh Hybrid just in time load module compiler with performance optimizations
KR102494791B1 (en) 2021-11-08 2023-02-06 숭실대학교산학협력단 Method and apparatus for checking and blocking unknown binary
CN115238297B (en) * 2022-09-23 2023-01-31 北京安帝科技有限公司 Multi-level authority control memory protection method and device

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Also Published As

Publication number Publication date
WO2017103651A1 (en) 2017-06-22
US20170364455A1 (en) 2017-12-21
AU2015417223B2 (en) 2021-08-12
AU2015417223A1 (en) 2018-06-14
US20180232319A1 (en) 2018-08-16
PL3204861T3 (en) 2019-12-31
US9779034B2 (en) 2017-10-03
JP6518015B2 (en) 2019-05-22
EP3584708A1 (en) 2019-12-25
PT3584708T (en) 2022-07-27
JP2018538630A (en) 2018-12-27
PT3204861T (en) 2019-09-19
US20200151115A1 (en) 2020-05-14
US20170168963A1 (en) 2017-06-15
EP3584708B1 (en) 2022-05-11
CA3005949A1 (en) 2017-06-22
CA3005949C (en) 2022-08-02
US10552346B2 (en) 2020-02-04
EP3204861B1 (en) 2019-06-19
US11210239B2 (en) 2021-12-28
EP3204861A1 (en) 2017-08-16
US9971707B2 (en) 2018-05-15
PL3584708T3 (en) 2022-09-26

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