JP4648687B2 - データストレージシステムにおける暗号化変換の方法と装置 - Google Patents

データストレージシステムにおける暗号化変換の方法と装置 Download PDF

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Publication number
JP4648687B2
JP4648687B2 JP2004338348A JP2004338348A JP4648687B2 JP 4648687 B2 JP4648687 B2 JP 4648687B2 JP 2004338348 A JP2004338348 A JP 2004338348A JP 2004338348 A JP2004338348 A JP 2004338348A JP 4648687 B2 JP4648687 B2 JP 4648687B2
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data
encryption
storage system
block
processing
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JP2005303981A5 (enExample
JP2005303981A (ja
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伸之 大崎
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Hitachi Ltd
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Hitachi Ltd
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    • 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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
    • 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
    • G06F21/70—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
    • G06F21/80—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 storage media based on magnetic or optical technology, e.g. disks with sectors
    • 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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/088—Usage controlling of secret information, e.g. techniques for restricting cryptographic keys to pre-authorized uses, different access levels, validity of crypto-period, different key- or password length, or different strong and weak cryptographic algorithms
    • 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
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Storage Device Security (AREA)
JP2004338348A 2004-03-11 2004-11-24 データストレージシステムにおける暗号化変換の方法と装置 Expired - Lifetime JP4648687B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/799,086 US7162647B2 (en) 2004-03-11 2004-03-11 Method and apparatus for cryptographic conversion in a data storage system

Publications (3)

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JP2005303981A JP2005303981A (ja) 2005-10-27
JP2005303981A5 JP2005303981A5 (enExample) 2009-08-27
JP4648687B2 true JP4648687B2 (ja) 2011-03-09

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JP2004338348A Expired - Lifetime JP4648687B2 (ja) 2004-03-11 2004-11-24 データストレージシステムにおける暗号化変換の方法と装置

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US (7) US7162647B2 (enExample)
JP (1) JP4648687B2 (enExample)

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Also Published As

Publication number Publication date
US20060064604A1 (en) 2006-03-23
US7162647B2 (en) 2007-01-09
US20050204154A1 (en) 2005-09-15
US20120284531A1 (en) 2012-11-08
US7774618B2 (en) 2010-08-10
US7461267B2 (en) 2008-12-02
US8250376B2 (en) 2012-08-21
US20110010561A1 (en) 2011-01-13
US20070300079A1 (en) 2007-12-27
JP2005303981A (ja) 2005-10-27
US7240220B2 (en) 2007-07-03
US20170373848A1 (en) 2017-12-28
US20090074190A1 (en) 2009-03-19

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