DE69942277D1 - Verfahren und ger?t zum kopierschutz f?r digitale daten - Google Patents

Verfahren und ger?t zum kopierschutz f?r digitale daten

Info

Publication number
DE69942277D1
DE69942277D1 DE69942277T DE69942277T DE69942277D1 DE 69942277 D1 DE69942277 D1 DE 69942277D1 DE 69942277 T DE69942277 T DE 69942277T DE 69942277 T DE69942277 T DE 69942277T DE 69942277 D1 DE69942277 D1 DE 69942277D1
Authority
DE
Germany
Prior art keywords
copy protection
digital data
data set
deciphering
dataset
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 - Lifetime
Application number
DE69942277T
Other languages
English (en)
Inventor
Peter Soehne
Joerg Schepers
Dietmar Zaig
Michael Smola
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.)
Infineon Technologies AG
Original Assignee
Infineon Technologies AG
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 Infineon Technologies AG filed Critical Infineon Technologies AG
Application granted granted Critical
Publication of DE69942277D1 publication Critical patent/DE69942277D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • 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
    • G06F21/60—Protecting data
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • G06F21/6209—Protecting access to data via a platform, e.g. using keys or access control rules to a single file or object, e.g. in a secure envelope, encrypted and accessed using a key, or with access control rules appended to the object itself
    • 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
    • G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
    • G06F21/72—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information in cryptographic circuits
    • 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
    • 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
    • G11B20/00188—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised devices recording or reproducing contents to/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
    • G11B20/0021—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
    • 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
    • G06F2221/2129—Authenticate client device independently of the user
DE69942277T 1998-10-07 1999-10-06 Verfahren und ger?t zum kopierschutz f?r digitale daten Expired - Lifetime DE69942277D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/167,273 US6397333B1 (en) 1998-10-07 1998-10-07 Copy protection system and method
PCT/EP1999/007479 WO2000020948A1 (en) 1998-10-07 1999-10-06 Copy protection system and method

Publications (1)

Publication Number Publication Date
DE69942277D1 true DE69942277D1 (de) 2010-06-02

Family

ID=22606676

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69942277T Expired - Lifetime DE69942277D1 (de) 1998-10-07 1999-10-06 Verfahren und ger?t zum kopierschutz f?r digitale daten

Country Status (12)

Country Link
US (1) US6397333B1 (de)
EP (1) EP1123531B8 (de)
JP (1) JP2002527008A (de)
KR (1) KR20010085892A (de)
CN (1) CN1205520C (de)
AT (1) ATE465442T1 (de)
BR (1) BR9914317A (de)
DE (1) DE69942277D1 (de)
MX (1) MXPA01003577A (de)
RU (1) RU2213991C2 (de)
UA (1) UA65637C2 (de)
WO (1) WO2000020948A1 (de)

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Also Published As

Publication number Publication date
JP2002527008A (ja) 2002-08-20
EP1123531B8 (de) 2010-07-14
MXPA01003577A (es) 2005-09-08
ATE465442T1 (de) 2010-05-15
CN1322312A (zh) 2001-11-14
US6397333B1 (en) 2002-05-28
EP1123531A1 (de) 2001-08-16
UA65637C2 (uk) 2004-04-15
EP1123531B1 (de) 2010-04-21
CN1205520C (zh) 2005-06-08
WO2000020948A1 (en) 2000-04-13
KR20010085892A (ko) 2001-09-07
RU2213991C2 (ru) 2003-10-10
BR9914317A (pt) 2001-08-07

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