BG63441B1 - Метод за защита на запис върху оптичен диск и оптичен диск - Google Patents

Метод за защита на запис върху оптичен диск и оптичен диск Download PDF

Info

Publication number
BG63441B1
BG63441B1 BG101776A BG10177697A BG63441B1 BG 63441 B1 BG63441 B1 BG 63441B1 BG 101776 A BG101776 A BG 101776A BG 10177697 A BG10177697 A BG 10177697A BG 63441 B1 BG63441 B1 BG 63441B1
Authority
BG
Bulgaria
Prior art keywords
ring
code
security
application
control ring
Prior art date
Application number
BG101776A
Other languages
Bulgarian (bg)
English (en)
Other versions
BG101776A (en
Inventor
Petros Skalkos
John Kamatakis
Nikolaos Kamatakis
Original Assignee
Mls Laserlock International Inc.
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 Mls Laserlock International Inc. filed Critical Mls Laserlock International Inc.
Publication of BG101776A publication Critical patent/BG101776A/xx
Publication of BG63441B1 publication Critical patent/BG63441B1/bg

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00659—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a control step which is implemented as an executable file stored on the record carrier
    • 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
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
    • G11B20/00123—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers the record carrier being identified by recognising some of its unique characteristics, e.g. a unique defect pattern serving as a physical signature of the record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00166—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised contents recorded on or reproduced from a record carrier, e.g. music or software
    • G11B20/00173—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised contents recorded on or reproduced from a record carrier, e.g. music or software wherein the origin of the content is checked, e.g. determining whether the content has originally been retrieved from a legal disc copy or another trusted source
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00572—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
    • G11B20/00586—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the physical format of the recording medium
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/007—Encryption, En-/decode, En-/decipher, En-/decypher, Scramble, (De-)compress

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Multimedia (AREA)
  • Storage Device Security (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
BG101776A 1995-10-16 1997-07-15 Метод за защита на запис върху оптичен диск и оптичен диск BG63441B1 (bg)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GR950100366A GR1003432B (el) 1995-10-16 1995-10-16 Συστημα προστασιας λογισμικου οπτικου δισκου.
PCT/GR1996/000013 WO1997015051A1 (en) 1995-10-16 1996-05-28 A cd-rom software protection system

Publications (2)

Publication Number Publication Date
BG101776A BG101776A (en) 1998-08-31
BG63441B1 true BG63441B1 (bg) 2002-01-31

Family

ID=10941975

Family Applications (1)

Application Number Title Priority Date Filing Date
BG101776A BG63441B1 (bg) 1995-10-16 1997-07-15 Метод за защита на запис върху оптичен диск и оптичен диск

Country Status (13)

Country Link
EP (1) EP0804791B1 (de)
CN (1) CN1173945A (de)
AT (1) ATE237180T1 (de)
AU (1) AU733297B2 (de)
BG (1) BG63441B1 (de)
CA (1) CA2210735A1 (de)
DE (1) DE69627303T2 (de)
EA (1) EA001371B1 (de)
ES (1) ES2197237T3 (de)
GR (1) GR1003432B (de)
HU (1) HUP0101371A2 (de)
MX (1) MX9705402A (de)
WO (1) WO1997015051A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6957341B2 (en) 1998-05-14 2005-10-18 Purdue Research Foundation Method and system for secure computational outsourcing and disguise
FR2787232B1 (fr) * 1998-12-15 2001-02-23 Thomson Csf Disque d'enregistrement optique anti-piratage et procede de lecture d'un tel disque
GB9827831D0 (en) * 1998-12-17 1999-02-10 Tribeka Ltd Method and apparatus for the distribution of digitised information on demand
ES2151452B1 (es) * 1999-04-20 2001-07-16 Sonopress Ibermemory S A Procedimiento de grabacion y lectura de cd-rom para evitar su copia.
US7287166B1 (en) 1999-09-03 2007-10-23 Purdue Research Foundation Guards for application in software tamperproofing
US7757097B2 (en) 1999-09-03 2010-07-13 Purdue Research Foundation Method and system for tamperproofing software
ES2180411B1 (es) * 2001-02-23 2004-06-01 Mpo Iberica, S.A. Sistema de proteccion anti-copia para cd rom y/o dvd rom.
US8510571B1 (en) 2003-03-24 2013-08-13 Hoi Chang System and method for inserting security mechanisms into a software program
CN100362465C (zh) * 2004-10-08 2008-01-16 日本胜利株式会社 信息记录方法及光盘
ES2288432B1 (es) * 2007-02-15 2009-04-01 Sonopress Ibermemory S.A. Procedimiento de grabacion.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3720233A1 (de) * 1987-06-12 1988-12-22 Thomas Keese Kopierschutz fuer datenverarbeitungsprogramme
WO1995003655A1 (en) * 1993-07-26 1995-02-02 Oakleigh Systems, Inc. Cd prom encryption system
US5400319A (en) * 1993-10-06 1995-03-21 Digital Audio Disc Corporation CD-ROM with machine-readable I.D. code

Also Published As

Publication number Publication date
DE69627303D1 (de) 2003-05-15
AU733297B2 (en) 2001-05-10
MX9705402A (es) 1998-02-28
ES2197237T3 (es) 2004-01-01
BG101776A (en) 1998-08-31
EA199700078A1 (ru) 1997-12-30
HUP0101371A2 (hu) 2001-08-28
CA2210735A1 (en) 1997-04-24
DE69627303T2 (de) 2004-03-18
EP0804791B1 (de) 2003-04-09
AU5775196A (en) 1997-05-07
EP0804791A1 (de) 1997-11-05
EA001371B1 (ru) 2001-02-26
GR1003432B (el) 2000-09-19
GR950100366A (el) 1997-06-30
CN1173945A (zh) 1998-02-18
WO1997015051A1 (en) 1997-04-24
ATE237180T1 (de) 2003-04-15

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