ZA200003612B - Method of and advice for generating a key. - Google Patents

Method of and advice for generating a key.

Info

Publication number
ZA200003612B
ZA200003612B ZA200003612A ZA200003612A ZA200003612B ZA 200003612 B ZA200003612 B ZA 200003612B ZA 200003612 A ZA200003612 A ZA 200003612A ZA 200003612 A ZA200003612 A ZA 200003612A ZA 200003612 B ZA200003612 B ZA 200003612B
Authority
ZA
South Africa
Prior art keywords
advice
key
generating
Prior art date
Application number
ZA200003612A
Other languages
English (en)
Inventor
Antonius A M Staring
Original Assignee
Koniklijke Philips Electronics
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 Koniklijke Philips Electronics filed Critical Koniklijke Philips Electronics
Publication of ZA200003612B publication Critical patent/ZA200003612B/xx

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
    • G11B20/0021—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
    • G11B20/00217—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 the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific 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
    • 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
    • G11B20/00115—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers wherein the record carrier stores a unique medium identifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Lock And Its Accessories (AREA)
ZA200003612A 1998-11-19 2000-07-18 Method of and advice for generating a key. ZA200003612B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP98203890 1998-11-19

Publications (1)

Publication Number Publication Date
ZA200003612B true ZA200003612B (en) 2001-10-18

Family

ID=8234351

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200003612A ZA200003612B (en) 1998-11-19 2000-07-18 Method of and advice for generating a key.

Country Status (11)

Country Link
US (1) US6457127B1 (xx)
EP (1) EP1050046A2 (xx)
JP (1) JP2003524922A (xx)
KR (1) KR20010034229A (xx)
CN (1) CN1153208C (xx)
AU (1) AU3148400A (xx)
IL (1) IL137335A (xx)
TR (1) TR200002086T1 (xx)
TW (1) TW430783B (xx)
WO (1) WO2000030100A2 (xx)
ZA (1) ZA200003612B (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020141583A1 (en) * 2001-01-29 2002-10-03 Eastman Kodak Company Copy protection using a preformed ID and a unique ID on a programmable CD-ROM
JPWO2003038821A1 (ja) * 2001-10-31 2005-02-24 ソニー株式会社 記録媒体、記録媒体の記録方法及び装置、記録媒体の再生方法及び装置
AU2003253715A1 (en) * 2002-03-18 2003-09-29 Koninklijke Philips Electronics N.V. Method and system for controlling access to content
JP3813549B2 (ja) * 2002-06-28 2006-08-23 株式会社東芝 復元方法及び復元システム
US7596704B2 (en) * 2003-10-10 2009-09-29 Jing-Jang Hwang Partition and recovery of a verifiable digital secret
JP2008009631A (ja) * 2006-06-28 2008-01-17 Hitachi Ltd 記憶装置及び記憶方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5412718A (en) 1993-09-13 1995-05-02 Institute Of Systems Science Method for utilizing medium nonuniformities to minimize unauthorized duplication of digital information
US6516064B1 (en) 1995-07-25 2003-02-04 Sony Corporation Signal recording apparatus, signal record medium and signal reproducing apparatus

Also Published As

Publication number Publication date
IL137335A (en) 2004-03-28
TR200002086T1 (tr) 2002-12-23
WO2000030100A3 (en) 2000-08-17
JP2003524922A (ja) 2003-08-19
IL137335A0 (en) 2001-07-24
CN1153208C (zh) 2004-06-09
AU3148400A (en) 2000-06-05
CN1296619A (zh) 2001-05-23
EP1050046A2 (en) 2000-11-08
WO2000030100A2 (en) 2000-05-25
KR20010034229A (ko) 2001-04-25
TW430783B (en) 2001-04-21
US6457127B1 (en) 2002-09-24

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