CN1822165B - 安全预记录数字介质及其加密内容的解扰和提供方法 - Google Patents

安全预记录数字介质及其加密内容的解扰和提供方法 Download PDF

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Publication number
CN1822165B
CN1822165B CN2006100051564A CN200610005156A CN1822165B CN 1822165 B CN1822165 B CN 1822165B CN 2006100051564 A CN2006100051564 A CN 2006100051564A CN 200610005156 A CN200610005156 A CN 200610005156A CN 1822165 B CN1822165 B CN 1822165B
Authority
CN
China
Prior art keywords
player
content
safe processor
key
descrambling
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
CN2006100051564A
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English (en)
Chinese (zh)
Other versions
CN1822165A (zh
Inventor
埃里克·迪尔
阿兰·迪朗
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.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of CN1822165A publication Critical patent/CN1822165A/zh
Application granted granted Critical
Publication of CN1822165B publication Critical patent/CN1822165B/zh
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G11B20/10—Digital recording or reproducing
    • 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
    • G11B20/00188—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
    • 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
    • G11B20/00246—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 wherein the key is obtained from a local device, e.g. device key initially stored by the player or by the recorder
    • 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
    • G11B20/00253—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 wherein the key is stored on 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
    • G11B20/0021—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
    • G11B20/00485—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 characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier
    • G11B20/00492—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 characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein content or user data is encrypted
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Storage Device Security (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
CN2006100051564A 2005-01-24 2006-01-13 安全预记录数字介质及其加密内容的解扰和提供方法 Expired - Fee Related CN1822165B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP05100406A EP1684286A1 (en) 2005-01-24 2005-01-24 Secure pre-recorded digital medium
EP05100406.7 2005-01-24

Publications (2)

Publication Number Publication Date
CN1822165A CN1822165A (zh) 2006-08-23
CN1822165B true CN1822165B (zh) 2010-08-18

Family

ID=34938555

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2006100051564A Expired - Fee Related CN1822165B (zh) 2005-01-24 2006-01-13 安全预记录数字介质及其加密内容的解扰和提供方法

Country Status (8)

Country Link
US (1) US8229857B2 (https=)
EP (1) EP1684286A1 (https=)
JP (1) JP5030426B2 (https=)
KR (1) KR101299807B1 (https=)
CN (1) CN1822165B (https=)
BR (1) BRPI0600146A (https=)
MY (1) MY149201A (https=)
TW (1) TWI406269B (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007116552A (ja) * 2005-10-21 2007-05-10 Toshiba Corp コンテンツデータ再生システム、コンテンツデータ再生用プログラム、及び再生用機器
US8099629B2 (en) * 2006-07-14 2012-01-17 Marvell World Trade Ltd. System-on-a-chip (SoC) test interface security
WO2008032002A1 (fr) * 2006-09-15 2008-03-20 France Telecom Procede de securisation de l'acces a un contenu enregistre sur un moyen de stockage
CN103546767B (zh) * 2012-07-16 2017-01-25 航天信息股份有限公司 多媒体业务的内容保护方法和系统
US9531547B2 (en) * 2015-04-06 2016-12-27 Vmware, Inc. Host-based digital signature verification for guest components
US11481786B2 (en) * 2017-10-03 2022-10-25 Sony Group Corporation Genuine instance of digital goods
FR3090254B1 (fr) * 2018-12-12 2022-12-16 Idemia France Accès sécurise à des données chiffrées d’un terminal utilisateur

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1234900A (zh) * 1997-06-19 1999-11-10 株式会社奥普特罗姆 在具有电子电路的存储媒体和该电子电路之间进行信息交换的装置以及包含它们的系统
CN1398401A (zh) * 1999-12-07 2003-02-19 太阳微系统公司 具有控制读取之微处理器的计算机可读介质和与该介质通信的计算机

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JPH10187826A (ja) * 1996-12-19 1998-07-21 Nec Corp 偽造カード使用防止方法およびカード読取書込装置ならびに偽造カード使用防止システム
IL123028A (en) * 1998-01-22 2007-09-20 Nds Ltd Protection of data on media recording disks
JPH11250192A (ja) * 1998-03-03 1999-09-17 Ntt Data Corp Ｉｃチップ内蔵記録媒体、情報アクセス制御装置
JP2000049770A (ja) * 1998-07-31 2000-02-18 Hitachi Ltd 暗号化通信方法、暗号アルゴリズム共有管理方法、暗号アルゴリズム変換方法、ネットワーク通信システム
JP4779183B2 (ja) * 1999-03-26 2011-09-28 ソニー株式会社 再生装置および再生方法
DE60043633D1 (de) * 1999-03-03 2010-02-25 Sony Corp Wiedergabegerät und Wiedergabeverfahren
US6615192B1 (en) * 1999-03-12 2003-09-02 Matsushita Electric Industrial Co., Ltd. Contents copying system, copying method, computer-readable recording medium and disc drive copying contents but not a cipher key via a host computer
JP4621314B2 (ja) * 1999-06-16 2011-01-26 株式会社東芝 記憶媒体
JP4131067B2 (ja) * 1999-10-18 2008-08-13 ソニー株式会社 情報処理装置、情報処理方法、およびプログラム記録媒体
FR2818062B1 (fr) * 2000-12-07 2003-04-11 Thomson Multimedia Sa Methode de transmission securisee de donnees numeriques d'une source vers un recepteur
JP2003187524A (ja) * 2001-12-19 2003-07-04 Hirano Design Sekkei:Kk Ｒｆｉｄチップ搭載記録媒体レンタルシステム
US7490249B1 (en) * 2002-05-09 2009-02-10 Zotus, Inc. Content protection and authentication without secret keys
US20030226029A1 (en) * 2002-05-29 2003-12-04 Porter Allen J.C. System for protecting security registers and method thereof
JP2004056394A (ja) * 2002-07-18 2004-02-19 Fujitsu Ltd Ｌａｎを介して取込装置および蓄積装置を制御するための制御装置、およびそのための取込装置、蓄積装置、プログラムおよび方法
JP2004185782A (ja) * 2002-12-06 2004-07-02 Pioneer Electronic Corp 情報処理装置、情報記録装置、情報記録媒体、コンピュータプログラム及び情報処理方法
US20070124602A1 (en) * 2003-06-17 2007-05-31 Stephanie Wald Multimedia storage and access protocol
CN1820237A (zh) 2003-07-08 2006-08-16 松下电器产业株式会社 信息输入/输出系统
JP4059185B2 (ja) * 2003-10-15 2008-03-12 ソニー株式会社 情報処理装置、情報記録媒体、および情報処理方法、並びにコンピュータ・プログラム
JP4114605B2 (ja) * 2003-12-24 2008-07-09 ソニー株式会社 情報処理装置、情報記録媒体、および情報処理方法、並びにコンピュータ・プログラム
JP4763368B2 (ja) * 2005-07-12 2011-08-31 パナソニック株式会社 通信カード、機密情報処理システム、機密情報転送方法およびプログラム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1234900A (zh) * 1997-06-19 1999-11-10 株式会社奥普特罗姆 在具有电子电路的存储媒体和该电子电路之间进行信息交换的装置以及包含它们的系统
CN1398401A (zh) * 1999-12-07 2003-02-19 太阳微系统公司 具有控制读取之微处理器的计算机可读介质和与该介质通信的计算机

Also Published As

Publication number Publication date
TWI406269B (zh) 2013-08-21
EP1684286A1 (en) 2006-07-26
KR101299807B1 (ko) 2013-08-26
JP2006211662A (ja) 2006-08-10
US8229857B2 (en) 2012-07-24
BRPI0600146A (pt) 2008-01-02
MY149201A (en) 2013-07-31
TW200639810A (en) 2006-11-16
US20060178995A1 (en) 2006-08-10
CN1822165A (zh) 2006-08-23
JP5030426B2 (ja) 2012-09-19
KR20060085585A (ko) 2006-07-27

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100818

Termination date: 20170113