CN1953365B - 数据处理系统和数据处理装置 - Google Patents

数据处理系统和数据处理装置 Download PDF

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Publication number
CN1953365B
CN1953365B CN2005100996634A CN200510099663A CN1953365B CN 1953365 B CN1953365 B CN 1953365B CN 2005100996634 A CN2005100996634 A CN 2005100996634A CN 200510099663 A CN200510099663 A CN 200510099663A CN 1953365 B CN1953365 B CN 1953365B
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China
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key
data
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content
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Expired - Fee Related
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CN2005100996634A
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English (en)
Chinese (zh)
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CN1953365A (zh
Inventor
冈上拓己
石黑隆二
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Sony Corp
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Sony Corp
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    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • 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
    • G11B20/0021—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
    • G11B20/00507—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 wherein consecutive physical data units of the record carrier are encrypted with separate encryption keys, e.g. the key changes on a cluster or sector basis
    • 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
    • G11B20/00536—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 wherein encrypted content data is subjected to a further, iterated encryption, e.g. interwoven encryption

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Storage Device Security (AREA)
CN2005100996634A 2000-07-24 2001-07-24 数据处理系统和数据处理装置 Expired - Fee Related CN1953365B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP222122/00 2000-07-24
JP2000222122 2000-07-24
JP247460/00 2000-08-17
JP2000247460A JP2002108710A (ja) 2000-07-24 2000-08-17 情報処理システム、情報処理方法、および情報処理装置、並びにプログラム提供媒体

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CNB011407743A Division CN1248142C (zh) 2000-07-24 2001-07-24 数据处理方法

Publications (2)

Publication Number Publication Date
CN1953365A CN1953365A (zh) 2007-04-25
CN1953365B true CN1953365B (zh) 2011-11-09

Family

ID=26596528

Family Applications (2)

Application Number Title Priority Date Filing Date
CN2005100996634A Expired - Fee Related CN1953365B (zh) 2000-07-24 2001-07-24 数据处理系统和数据处理装置
CNB011407743A Expired - Fee Related CN1248142C (zh) 2000-07-24 2001-07-24 数据处理方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
CNB011407743A Expired - Fee Related CN1248142C (zh) 2000-07-24 2001-07-24 数据处理方法

Country Status (7)

Country Link
US (1) US7131010B2 (enExample)
EP (1) EP1176754A3 (enExample)
JP (1) JP2002108710A (enExample)
KR (1) KR100843942B1 (enExample)
CN (2) CN1953365B (enExample)
SG (1) SG108264A1 (enExample)
TW (1) TW538360B (enExample)

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US9031898B2 (en) * 2004-09-27 2015-05-12 Google Inc. Presentation of search results based on document structure
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AU2006350252B2 (en) 2005-11-18 2010-10-14 Security First Corporation Secure data parser method and system
JP4452702B2 (ja) * 2006-06-21 2010-04-21 株式会社日立国際電気 映像配信システム
US20100027790A1 (en) * 2007-12-20 2010-02-04 Balaji Vembu Methods for authenticating a hardware device and providing a secure channel to deliver data
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CN103036853B (zh) * 2011-09-30 2016-01-27 中国移动通信集团公司 业务数据发送方法及装置、业务处理方法及装置
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CN103929301A (zh) * 2014-05-07 2014-07-16 中国科学院微电子研究所 真随机数生成方法、装置及电力设备
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Also Published As

Publication number Publication date
EP1176754A3 (en) 2004-12-01
EP1176754A2 (en) 2002-01-30
HK1046742A1 (en) 2003-01-24
TW538360B (en) 2003-06-21
CN1953365A (zh) 2007-04-25
CN1248142C (zh) 2006-03-29
JP2002108710A (ja) 2002-04-12
CN1338698A (zh) 2002-03-06
KR20020009464A (ko) 2002-02-01
US7131010B2 (en) 2006-10-31
US20020116622A1 (en) 2002-08-22
SG108264A1 (en) 2005-01-28
KR100843942B1 (ko) 2008-07-03

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Granted publication date: 20111109

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CF01 Termination of patent right due to non-payment of annual fee