FI20125779A - Device, arrangement, method, and computer program for erasing data stored in mass storage - Google Patents

Device, arrangement, method, and computer program for erasing data stored in mass storage Download PDF

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Publication number
FI20125779A
FI20125779A FI20125779A FI20125779A FI20125779A FI 20125779 A FI20125779 A FI 20125779A FI 20125779 A FI20125779 A FI 20125779A FI 20125779 A FI20125779 A FI 20125779A FI 20125779 A FI20125779 A FI 20125779A
Authority
FI
Finland
Prior art keywords
arrangement
computer program
data stored
mass storage
erasing data
Prior art date
Application number
FI20125779A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI125308B (en
Inventor
Kim Vaeisaenen
Lauri Lalli
Jonathan Brew
Original Assignee
Blancco Oy 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=48985784&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI20125779(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Blancco Oy Ltd filed Critical Blancco Oy Ltd
Priority to FI20125779A priority Critical patent/FI125308B/en
Priority to PCT/FI2013/050738 priority patent/WO2014006274A1/en
Priority to US14/412,788 priority patent/US9286231B2/en
Priority to JP2015519268A priority patent/JP6093014B2/en
Priority to EP13748358.2A priority patent/EP2834769B1/en
Publication of FI20125779A publication Critical patent/FI20125779A/en
Publication of FI125308B publication Critical patent/FI125308B/en
Application granted granted Critical
Priority to US14/954,201 priority patent/US9940231B2/en
Priority to JP2017022124A priority patent/JP6313489B2/en
Priority to US15/925,100 priority patent/US20180210827A1/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
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
    • G06F12/023—Free address space management
    • G06F12/0238—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory
    • G06F12/0246—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory in block erasable memory, e.g. flash memory
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
    • G06F11/0727—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment in a storage system, e.g. in a DASD or network based storage system
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/26—Functional testing
    • G06F11/263—Generation of test inputs, e.g. test vectors, patterns or sequences ; with adaptation of the tested hardware for testability with external testers
    • G06F11/2635—Generation of test inputs, e.g. test vectors, patterns or sequences ; with adaptation of the tested hardware for testability with external testers using a storage for the test inputs, e.g. test ROM, script files
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0891—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches using clearing, invalidating or resetting means
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • 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
    • G06F2212/72—Details relating to flash memory management
    • G06F2212/7201—Logical to physical mapping or translation of blocks or pages
    • 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
    • G06F2212/72—Details relating to flash memory management
    • G06F2212/7205—Cleaning, compaction, garbage collection, erase control
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F2221/2143—Clearing memory, e.g. to prevent the data from being stolen
FI20125779A 2012-07-05 2012-07-05 Device, arrangement, procedure and computer program for erasing data stored in a mass memory FI125308B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI20125779A FI125308B (en) 2012-07-05 2012-07-05 Device, arrangement, procedure and computer program for erasing data stored in a mass memory
EP13748358.2A EP2834769B1 (en) 2012-07-05 2013-07-05 An apparatus, a system, a method and a computer program for erasing data stored on a storage device
US14/412,788 US9286231B2 (en) 2012-07-05 2013-07-05 Apparatus, a system, a method and a computer program for erasing data stored on a storage device
JP2015519268A JP6093014B2 (en) 2012-07-05 2013-07-05 Apparatus, system, method, and computer program for erasing data stored in storage device
PCT/FI2013/050738 WO2014006274A1 (en) 2012-07-05 2013-07-05 An apparatus, a system, a method and a computer program for erasing data stored on a storage device
US14/954,201 US9940231B2 (en) 2012-07-05 2015-11-30 Apparatus, a system, a method and a computer program for erasing data stored on a storage device using a sequence of uncompressible data
JP2017022124A JP6313489B2 (en) 2012-07-05 2017-02-09 Apparatus, system, method, and computer program for erasing data stored in storage device
US15/925,100 US20180210827A1 (en) 2012-07-05 2018-03-19 Apparatus, a system, a method and a computer program for erasing data stored on a storage device using a sequence of uncompressible data

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20125779A FI125308B (en) 2012-07-05 2012-07-05 Device, arrangement, procedure and computer program for erasing data stored in a mass memory
FI20125779 2012-07-05

Publications (2)

Publication Number Publication Date
FI20125779A true FI20125779A (en) 2014-01-06
FI125308B FI125308B (en) 2015-08-31

Family

ID=48985784

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20125779A FI125308B (en) 2012-07-05 2012-07-05 Device, arrangement, procedure and computer program for erasing data stored in a mass memory

Country Status (5)

Country Link
US (3) US9286231B2 (en)
EP (1) EP2834769B1 (en)
JP (2) JP6093014B2 (en)
FI (1) FI125308B (en)
WO (1) WO2014006274A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
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CN113467699A (en) * 2020-03-30 2021-10-01 华为技术有限公司 Method and device for improving available storage capacity

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FI125308B (en) * 2012-07-05 2015-08-31 Blancco Oy Ltd Device, arrangement, procedure and computer program for erasing data stored in a mass memory
US9106515B2 (en) 2012-10-22 2015-08-11 Futurewei Technologies, Inc. System and apparatus of a software-service-defined-network (SSDN)
US9830089B1 (en) 2013-06-25 2017-11-28 Wickr Inc. Digital data sanitization
KR102188062B1 (en) * 2014-02-28 2020-12-07 삼성전자 주식회사 Method for operating data storage device and method for operating system having the device
US20160034217A1 (en) * 2014-07-31 2016-02-04 Samsung Electronics Co., Ltd. Memory controller configured to control data sanitization and memory system including the same
US10079675B2 (en) 2015-04-20 2018-09-18 Certicom Corp. Generating cryptographic function parameters from a puzzle
US10361844B2 (en) 2015-04-20 2019-07-23 Certicom Corp. Generating cryptographic function parameters based on an observed astronomical event
US10375070B2 (en) 2015-04-20 2019-08-06 Certicom Corp. Generating cryptographic function parameters from compact source code
US10193579B2 (en) * 2015-09-08 2019-01-29 Toshiba Memory Corporation Storage control device, storage system, and storage control method
KR102342825B1 (en) * 2015-12-08 2021-12-23 삼성전자주식회사 Electronic apparatus, signal processing method of thereof, vital signal measuring system, and non-transitory computer readable recording medium
US10523244B2 (en) * 2016-08-11 2019-12-31 Zebware Ab Device and associated methodoloy for encoding and decoding of data for an erasure code
GB201701747D0 (en) * 2017-02-02 2017-03-22 Blancco Tech Group Ip Oy Intelligent verification of cryptographic erase and other firmware erasure processes
US10113240B2 (en) * 2017-02-16 2018-10-30 Stratocom Solutions Corporation Cathodic protection system monitoring
WO2019005888A1 (en) * 2017-06-26 2019-01-03 Tarin Stephen Systems and methods for transforming large data into a smaller representation
KR102376152B1 (en) * 2017-08-30 2022-03-21 한국전자통신연구원 Apparatus and method for providing storage for providing cloud services
KR102288503B1 (en) * 2017-10-23 2021-08-10 한국전자통신연구원 Apparatus and method for managing integrated storage
US11347653B2 (en) * 2018-08-31 2022-05-31 Nyriad, Inc. Persistent storage device management
GB201814918D0 (en) 2018-09-13 2018-10-31 Blancco Tech Group Ip Oy Method and apparatus for use in sanitizing a network of non-volatile memory express devices
US10628076B1 (en) 2018-10-01 2020-04-21 Micron Technology, Inc. Data erasure in memory sub-systems
US11061598B2 (en) * 2019-03-25 2021-07-13 Western Digital Technologies, Inc. Optimized handling of multiple copies in storage management
CN110866291B (en) * 2019-11-15 2023-03-24 北京工业大学 Waste electronic product information clearing method based on dual security mechanisms
US11449265B2 (en) 2020-10-30 2022-09-20 Seagate Technology Llc Secure erasure of a drive array using drive-defined, trusted computing group bands
US20240004574A1 (en) * 2022-06-29 2024-01-04 Western Digital Technologies, Inc. Automatic data erase from data storage device

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN113467699A (en) * 2020-03-30 2021-10-01 华为技术有限公司 Method and device for improving available storage capacity
CN113467699B (en) * 2020-03-30 2023-08-22 华为技术有限公司 Method and device for improving available storage capacity

Also Published As

Publication number Publication date
EP2834769A1 (en) 2015-02-11
JP6313489B2 (en) 2018-04-18
WO2014006274A1 (en) 2014-01-09
JP6093014B2 (en) 2017-03-08
US20160117245A1 (en) 2016-04-28
FI125308B (en) 2015-08-31
US20180210827A1 (en) 2018-07-26
US9286231B2 (en) 2016-03-15
JP2015528159A (en) 2015-09-24
JP2017126348A (en) 2017-07-20
US20150169462A1 (en) 2015-06-18
EP2834769B1 (en) 2015-06-17
US9940231B2 (en) 2018-04-10

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