JP2002108710A - 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 - Google Patents

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

Info

Publication number
JP2002108710A
JP2002108710A JP2000247460A JP2000247460A JP2002108710A JP 2002108710 A JP2002108710 A JP 2002108710A JP 2000247460 A JP2000247460 A JP 2000247460A JP 2000247460 A JP2000247460 A JP 2000247460A JP 2002108710 A JP2002108710 A JP 2002108710A
Authority
JP
Japan
Prior art keywords
key
content
leaf
data
information processing
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.)
Pending
Application number
JP2000247460A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002108710A5 (OSRAM
Inventor
Takumi Okanoe
拓己 岡上
Ryuji Ishiguro
隆二 石黒
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.)
Sony Corp
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
Priority to JP2000247460A priority Critical patent/JP2002108710A/ja
Priority to TW090116923A priority patent/TW538360B/zh
Priority to EP01305998A priority patent/EP1176754A3/en
Priority to US09/910,368 priority patent/US7131010B2/en
Priority to SG200104476A priority patent/SG108264A1/en
Priority to KR1020010044194A priority patent/KR100843942B1/ko
Priority to CNB011407743A priority patent/CN1248142C/zh
Priority to CN2005100996634A priority patent/CN1953365B/zh
Publication of JP2002108710A publication Critical patent/JP2002108710A/ja
Priority to HK02106554.3A priority patent/HK1046742B/xx
Publication of JP2002108710A5 publication Critical patent/JP2002108710A5/ja
Pending 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
    • 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)
JP2000247460A 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 Pending JP2002108710A (ja)

Priority Applications (9)

Application Number Priority Date Filing Date Title
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
TW090116923A TW538360B (en) 2000-07-24 2001-07-11 Data processing system, data processing method, data processing apparatus, and program providing medium
EP01305998A EP1176754A3 (en) 2000-07-24 2001-07-12 System, method and apparatus for key distribution and program providing medium
US09/910,368 US7131010B2 (en) 2000-07-24 2001-07-20 Data processing system, data processing method, data processing apparatus, and program providing medium
KR1020010044194A KR100843942B1 (ko) 2000-07-24 2001-07-23 정보 처리 시스템, 정보 처리 방법, 및 정보 처리 장치,및 프로그램 제공 매체
SG200104476A SG108264A1 (en) 2000-07-24 2001-07-23 Data processing system, data processing method, data processing apparatus and program providing medium
CNB011407743A CN1248142C (zh) 2000-07-24 2001-07-24 数据处理方法
CN2005100996634A CN1953365B (zh) 2000-07-24 2001-07-24 数据处理系统和数据处理装置
HK02106554.3A HK1046742B (en) 2000-07-24 2002-09-05 Data processing method

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000222122 2000-07-24
JP2000-222122 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 (2)

Publication Number Publication Date
JP2002108710A true JP2002108710A (ja) 2002-04-12
JP2002108710A5 JP2002108710A5 (OSRAM) 2007-04-26

Family

ID=26596528

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000247460A Pending 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

Country Status (7)

Country Link
US (1) US7131010B2 (OSRAM)
EP (1) EP1176754A3 (OSRAM)
JP (1) JP2002108710A (OSRAM)
KR (1) KR100843942B1 (OSRAM)
CN (2) CN1248142C (OSRAM)
SG (1) SG108264A1 (OSRAM)
TW (1) TW538360B (OSRAM)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002077149A (ja) * 2000-08-24 2002-03-15 Nippon Telegr & Teleph Corp <Ntt> 情報利用制御方法、装置及びそのプログラムを記録した記録媒体
WO2005001698A1 (ja) * 2003-06-25 2005-01-06 Sony Corporation 情報サーバ、情報機器、情報処理システム、情報処理方法および情報処理プログラム
JP2005124148A (ja) * 2003-07-31 2005-05-12 Sony United Kingdom Ltd デジタルコンテンツのためのアクセス制御
JP2008502049A (ja) * 2004-06-04 2008-01-24 ヴァイタル・ソース・テクノロジーズ，インコーポレイテッド 保護コンテンツに対してディジタル権利の管理を行うためのシステム、方法及びコンピュータプログラムプロダクト
JP2008512067A (ja) * 2004-09-02 2008-04-17 クゥアルコム・インコーポレイテッド ブロードキャストマテリアルの使用に対する認証および支払いを管理する方法およびシステム
US8595139B2 (en) 2004-09-24 2013-11-26 Fujitsu Limited Content distribution program, content distribution method, server, content utilization apparatus, and content utilization system

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI222583B (en) * 2001-04-13 2004-10-21 Matsushita Electric Industrial Co Ltd Contents recording/duplicating device and recording media storing program for recording/duplicating contents
EP1398704A4 (en) * 2002-02-27 2007-04-04 Matsushita Electric Industrial Co Ltd HOST DEVICE
EP1488596B1 (en) * 2002-03-27 2018-02-28 British Telecommunications public limited company Key management protocol
JP4391056B2 (ja) * 2002-04-15 2009-12-24 ソニー株式会社 情報管理装置および方法、記録媒体、並びにプログラム
KR20050034639A (ko) * 2002-09-03 2005-04-14 마츠시타 덴끼 산교 가부시키가이샤 지역 한정 재생 시스템
KR100924773B1 (ko) * 2002-09-16 2009-11-03 삼성전자주식회사 메타데이터 암호화 및 복호화 방법과 암호화된 메타데이터관리 방법 및 그 시스템
CN1739260B (zh) * 2003-01-15 2011-12-28 松下电器产业株式会社 内容保护系统、密钥数据产生装置和终端装置
EP1593229B1 (en) 2003-01-15 2010-10-13 Panasonic Corporation Content protection system, terminal appparatus, terminal apparatus method and recording medium
US7379548B2 (en) * 2003-01-31 2008-05-27 Nds Limited Virtual smart card device, method and system
US8261063B2 (en) * 2003-02-03 2012-09-04 Hewlett-Packard Development Company, L.P. Method and apparatus for managing a hierarchy of nodes
JP4239741B2 (ja) * 2003-07-30 2009-03-18 ソニー株式会社 情報記録媒体製造管理システム、情報処理装置、および方法、並びにコンピュータ・プログラム
EP1505476A3 (en) * 2003-08-06 2010-06-30 Yamaha Corporation Method of embedding permanent identification code into musical apparatus
CN100571132C (zh) 2004-03-22 2009-12-16 国际商业机器公司 多密钥内容处理系统和方法
WO2006001268A1 (ja) * 2004-06-25 2006-01-05 Justsystems Corporation 文書処理装置、文書閲覧装置および文書処理方法
WO2006003883A1 (ja) 2004-06-30 2006-01-12 Matsushita Electric Industrial Co., Ltd. 記録媒体並びに記録媒体に情報を記録する記録装置及び記録方法
KR100636150B1 (ko) * 2004-07-01 2006-10-19 삼성전자주식회사 암호화 모듈을 포함하는 멀티미디어 장치
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
US9031898B2 (en) * 2004-09-27 2015-05-12 Google Inc. Presentation of search results based on document structure
CN101375284B (zh) 2004-10-25 2012-02-22 安全第一公司 安全数据分析方法和系统
CN105978683A (zh) 2005-11-18 2016-09-28 安全第公司 安全数据解析方法和系统
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
WO2010150813A1 (ja) * 2009-06-23 2010-12-29 パナソニック電工株式会社 暗号鍵配布システム
KR101133988B1 (ko) * 2010-04-23 2012-04-05 한국과학기술원 해쉬 트리 기반의 스트림 암호화 및 복호화 방법과 암호 파일 시스템
US8856530B2 (en) 2011-09-21 2014-10-07 Onyx Privacy, Inc. Data storage incorporating cryptographically enhanced data protection
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
US9881177B2 (en) 2013-02-13 2018-01-30 Security First Corp. Systems and methods for a cryptographic file system layer
US9063916B2 (en) 2013-02-27 2015-06-23 Oracle International Corporation Compact encoding of node locations
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
US11252190B1 (en) 2015-04-23 2022-02-15 Amazon Technologies, Inc. Limited access policy bypass
US20170372085A1 (en) * 2016-06-28 2017-12-28 HGST Netherlands B.V. Protecting data in a storage device
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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996006504A1 (en) * 1994-08-19 1996-02-29 Thomson Consumer Electronics, Inc. Smart-card based access control system with improved security
JPH11187013A (ja) * 1997-12-24 1999-07-09 Ibm Japan Ltd 暗号鍵配信システム
JP2000228061A (ja) * 1998-12-04 2000-08-15 Victor Co Of Japan Ltd コンテンツデータを記録した記録媒体、エンコード装置およびデコード装置

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4386234A (en) * 1977-12-05 1983-05-31 International Business Machines Corp. Cryptographic communication and file security using terminals
US4888802A (en) 1988-06-17 1989-12-19 Ncr Corporation System and method for providing for secure encryptor key management
US5231666A (en) 1992-04-20 1993-07-27 International Business Machines Corporation Cryptographic method for updating financial records
FI93280C (fi) 1993-04-05 1995-03-10 Icl Personal Systems Oy Järjestely datan tallentamiseksi tietokonelaitteistossa
US5357932A (en) * 1993-04-08 1994-10-25 Ford Motor Company Fuel control method and system for engine with variable cam timing
JPH0855164A (ja) * 1994-08-10 1996-02-27 Fujitsu Ltd ソフトウェア配送システム、中継装置およびユーザ端末装置
US5787175A (en) * 1995-10-23 1998-07-28 Novell, Inc. Method and apparatus for collaborative document control
US5953419A (en) * 1996-05-06 1999-09-14 Symantec Corporation Cryptographic file labeling system for supporting secured access by multiple users
US5850444A (en) 1996-09-09 1998-12-15 Telefonaktienbolaget L/M Ericsson (Publ) Method and apparatus for encrypting radio traffic in a telecommunications network
DE69733986T2 (de) * 1996-10-31 2006-01-26 Matsushita Electric Industrial Co., Ltd., Kadoma Vorrichtung zur verschlüsselten Kommunikation mit beschränkten Schaden bei Bekanntwerden eines Geheimschlüssels
JPH1115373A (ja) * 1997-06-20 1999-01-22 Fuji Xerox Co Ltd 公開鍵暗号方式
US5999623A (en) * 1997-11-05 1999-12-07 Globalstar L.P. Broadcast data access controller communication system
US6049878A (en) * 1998-01-20 2000-04-11 Sun Microsystems, Inc. Efficient, secure multicasting with global knowledge
US6118873A (en) * 1998-04-24 2000-09-12 International Business Machines Corporation System for encrypting broadcast programs in the presence of compromised receiver devices
GB9825337D0 (en) * 1998-11-20 1999-01-13 Memory Corp Plc Copy management for data suystems
AU1801300A (en) * 1998-12-25 2000-07-31 Sony Corporation Information processing device and method, and program storage medium
MY124066A (en) * 1998-12-25 2006-06-30 Sony Corp Information processing device and method, and program storage medium.
US6597891B2 (en) * 1999-04-05 2003-07-22 International Business Machines Corporation Combining online browsing and on-demand data broadcast for selecting and downloading digital content
GB9913165D0 (en) * 1999-06-08 1999-08-04 Secr Defence Access control in a web environment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996006504A1 (en) * 1994-08-19 1996-02-29 Thomson Consumer Electronics, Inc. Smart-card based access control system with improved security
JPH11187013A (ja) * 1997-12-24 1999-07-09 Ibm Japan Ltd 暗号鍵配信システム
JP2000228061A (ja) * 1998-12-04 2000-08-15 Victor Co Of Japan Ltd コンテンツデータを記録した記録媒体、エンコード装置およびデコード装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002077149A (ja) * 2000-08-24 2002-03-15 Nippon Telegr & Teleph Corp <Ntt> 情報利用制御方法、装置及びそのプログラムを記録した記録媒体
WO2005001698A1 (ja) * 2003-06-25 2005-01-06 Sony Corporation 情報サーバ、情報機器、情報処理システム、情報処理方法および情報処理プログラム
JP2005124148A (ja) * 2003-07-31 2005-05-12 Sony United Kingdom Ltd デジタルコンテンツのためのアクセス制御
JP2008502049A (ja) * 2004-06-04 2008-01-24 ヴァイタル・ソース・テクノロジーズ，インコーポレイテッド 保護コンテンツに対してディジタル権利の管理を行うためのシステム、方法及びコンピュータプログラムプロダクト
JP2008512067A (ja) * 2004-09-02 2008-04-17 クゥアルコム・インコーポレイテッド ブロードキャストマテリアルの使用に対する認証および支払いを管理する方法およびシステム
US8595139B2 (en) 2004-09-24 2013-11-26 Fujitsu Limited Content distribution program, content distribution method, server, content utilization apparatus, and content utilization system

Also Published As

Publication number Publication date
US20020116622A1 (en) 2002-08-22
KR100843942B1 (ko) 2008-07-03
CN1953365B (zh) 2011-11-09
EP1176754A3 (en) 2004-12-01
CN1953365A (zh) 2007-04-25
CN1248142C (zh) 2006-03-29
SG108264A1 (en) 2005-01-28
TW538360B (en) 2003-06-21
EP1176754A2 (en) 2002-01-30
HK1046742A1 (en) 2003-01-24
US7131010B2 (en) 2006-10-31
KR20020009464A (ko) 2002-02-01
CN1338698A (zh) 2002-03-06

Similar Documents

Publication Publication Date Title
JP4660899B2 (ja) データ処理装置およびデータ処理方法、並びにプログラム提供媒体
JP4366845B2 (ja) データ処理装置およびデータ処理方法、並びにプログラム提供媒体
KR100843942B1 (ko) 정보 처리 시스템, 정보 처리 방법, 및 정보 처리 장치,및 프로그램 제공 매체
JP4608749B2 (ja) データ処理装置、データ処理方法、およびライセンスシステム、並びにプログラム提供媒体
US6792539B1 (en) Processing method and apparatus for encrypted data transfer
US7401231B2 (en) Information recording/playback device and method
US6799273B1 (en) Data processing system and method for mutual identification between apparatuses
US7673153B1 (en) Data processing method, apparatus and system for encrypted data transfer
WO2001078298A1 (en) Information processing system and method
WO2003088059A1 (en) Information processing device, method, recording medium, and program
WO2002052780A1 (en) Information processing system and method
WO2001078299A1 (fr) Systeme et procede de traitement des informations
JP3925033B2 (ja) データ処理装置、記憶装置、データ処理システムおよびその方法
JP4172131B2 (ja) データ処理装置、データ処理システムおよびその方法

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070312

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070312

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20100601

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20101012