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GB2418748B - Directory structures for composite data files - Google Patents

Directory structures for composite data files

Info

Publication number
GB2418748B
GB2418748B GB0421636A GB0421636A GB2418748B GB 2418748 B GB2418748 B GB 2418748B GB 0421636 A GB0421636 A GB 0421636A GB 0421636 A GB0421636 A GB 0421636A GB 2418748 B GB2418748 B GB 2418748B
Authority
GB
United Kingdom
Prior art keywords
data files
composite data
directory structures
directory
structures
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.)
Expired - Fee Related
Application number
GB0421636A
Other versions
GB0421636D0 (en
GB2418748A (en
Inventor
Guy Standen
Paul Penson
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.)
Codemasters Software Co Ltd
Original Assignee
Codemasters Software Co 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 Codemasters Software Co Ltd filed Critical Codemasters Software Co Ltd
Priority to GB0421636A priority Critical patent/GB2418748B/en
Publication of GB0421636D0 publication Critical patent/GB0421636D0/en
Publication of GB2418748A publication Critical patent/GB2418748A/en
Application granted granted Critical
Publication of GB2418748B publication Critical patent/GB2418748B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • 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
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/12—Protecting executable software
    • G06F21/14—Protecting executable software against software analysis or reverse engineering, e.g. by obfuscation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Technology Law (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • Storage Device Security (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
GB0421636A 2004-09-29 2004-09-29 Directory structures for composite data files Expired - Fee Related GB2418748B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0421636A GB2418748B (en) 2004-09-29 2004-09-29 Directory structures for composite data files

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0421636A GB2418748B (en) 2004-09-29 2004-09-29 Directory structures for composite data files

Publications (3)

Publication Number Publication Date
GB0421636D0 GB0421636D0 (en) 2004-10-27
GB2418748A GB2418748A (en) 2006-04-05
GB2418748B true GB2418748B (en) 2010-06-09

Family

ID=33397453

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0421636A Expired - Fee Related GB2418748B (en) 2004-09-29 2004-09-29 Directory structures for composite data files

Country Status (1)

Country Link
GB (1) GB2418748B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2254118A1 (en) * 2009-05-20 2010-11-24 Sony DADC Austria AG Method for copy protection
US8717857B2 (en) 2009-05-20 2014-05-06 Sony Dadc Austria Ag Method for copy protection
US9263085B2 (en) 2009-05-20 2016-02-16 Sony Dadc Austria Ag Method for copy protection

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020003886A1 (en) * 2000-04-28 2002-01-10 Hillegass James C. Method and system for storing multiple media tracks in a single, multiply encrypted computer file
US20030070071A1 (en) * 2001-10-05 2003-04-10 Erik Riedel Secure file access control via directory encryption
GB2382179A (en) * 1999-09-07 2003-05-21 Emc Corp System and method for secure storage, transfer and retrieval of content addressable information
WO2004074968A2 (en) * 2003-02-21 2004-09-02 Caringo, Inc. Additional hash functions in content-based addressing

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2382179A (en) * 1999-09-07 2003-05-21 Emc Corp System and method for secure storage, transfer and retrieval of content addressable information
US20020003886A1 (en) * 2000-04-28 2002-01-10 Hillegass James C. Method and system for storing multiple media tracks in a single, multiply encrypted computer file
US20030070071A1 (en) * 2001-10-05 2003-04-10 Erik Riedel Secure file access control via directory encryption
WO2004074968A2 (en) * 2003-02-21 2004-09-02 Caringo, Inc. Additional hash functions in content-based addressing

Also Published As

Publication number Publication date
GB0421636D0 (en) 2004-10-27
GB2418748A (en) 2006-04-05

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20120906 AND 20120912

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20190929