SG108264A1 - Data processing system, data processing method, data processing apparatus and program providing medium - Google Patents

Data processing system, data processing method, data processing apparatus and program providing medium

Info

Publication number
SG108264A1
SG108264A1 SG200104476A SG200104476A SG108264A1 SG 108264 A1 SG108264 A1 SG 108264A1 SG 200104476 A SG200104476 A SG 200104476A SG 200104476 A SG200104476 A SG 200104476A SG 108264 A1 SG108264 A1 SG 108264A1
Authority
SG
Singapore
Prior art keywords
data processing
program providing
providing medium
processing apparatus
processing system
Prior art date
Application number
SG200104476A
Other languages
English (en)
Inventor
Okaue Takumi
Ishiguro Ryuji
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of SG108264A1 publication Critical patent/SG108264A1/en

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Storage Device Security (AREA)
SG200104476A 2000-07-24 2001-07-23 Data processing system, data processing method, data processing apparatus and program providing medium SG108264A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000222122 2000-07-24
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

Publications (1)

Publication Number Publication Date
SG108264A1 true SG108264A1 (en) 2005-01-28

Family

ID=26596528

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200104476A SG108264A1 (en) 2000-07-24 2001-07-23 Data processing system, data processing method, data processing apparatus and program providing medium

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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JP4266897B2 (ja) * 2004-08-06 2009-05-20 オリンパス株式会社 ライセンス管理システム、ライセンス管理方法、ライセンス管理サーバ、及びライセンス管理ソフトウェア
US7966662B2 (en) * 2004-09-02 2011-06-21 Qualcomm Incorporated Method and system for managing authentication and payment for use of broadcast material
JP4634392B2 (ja) 2004-09-24 2011-02-16 富士通株式会社 コンテンツ配信プログラム、方法、サーバ、コンテンツ利用装置及びシステム
US9031898B2 (en) * 2004-09-27 2015-05-12 Google Inc. Presentation of search results based on document structure
CA2922200A1 (en) 2004-10-25 2006-05-04 Security First Corp. Secure data parser method and system
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
JP2009258860A (ja) * 2008-04-14 2009-11-05 Sony Corp 情報処理装置および方法、記録媒体、プログラム、並びに情報処理システム
JP4704455B2 (ja) * 2008-09-09 2011-06-15 株式会社コナミデジタルエンタテインメント 稼働状態管理システム並びにこれを構成するゲーム装置及び管理装置
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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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US11113408B2 (en) * 2018-08-20 2021-09-07 Hewlett Packard Enterprise Development Lp Providing a secure object store using a hierarchical key system
CN111600948B (zh) * 2020-05-14 2022-11-18 北京安御道合科技有限公司 基于标识密码的云平台应用和数据安全处理方法、系统、存储介质、程序
KR102496011B1 (ko) * 2021-01-04 2023-02-06 서울시립대학교 산학협력단 코드 밀도를 조절하는 데이터 스크램블링 방법
TWI846606B (zh) * 2023-09-23 2024-06-21 聯齊科技股份有限公司 網路管理系統及網路管理方法

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Also Published As

Publication number Publication date
KR20020009464A (ko) 2002-02-01
US20020116622A1 (en) 2002-08-22
CN1338698A (zh) 2002-03-06
EP1176754A2 (en) 2002-01-30
CN1248142C (zh) 2006-03-29
CN1953365B (zh) 2011-11-09
CN1953365A (zh) 2007-04-25
EP1176754A3 (en) 2004-12-01
HK1046742A1 (en) 2003-01-24
JP2002108710A (ja) 2002-04-12
US7131010B2 (en) 2006-10-31
TW538360B (en) 2003-06-21
KR100843942B1 (ko) 2008-07-03

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