DE69333754D1 - Elektronisches Datenschutzsystem - Google Patents

Elektronisches Datenschutzsystem

Info

Publication number
DE69333754D1
DE69333754D1 DE69333754T DE69333754T DE69333754D1 DE 69333754 D1 DE69333754 D1 DE 69333754D1 DE 69333754 T DE69333754 T DE 69333754T DE 69333754 T DE69333754 T DE 69333754T DE 69333754 D1 DE69333754 D1 DE 69333754D1
Authority
DE
Germany
Prior art keywords
protection system
electronic data
data protection
electronic
protection
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
DE69333754T
Other languages
English (en)
Other versions
DE69333754T2 (de
Inventor
Takayuki Hasebe
Ryota Akiyama
Makoto Yoshioka
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13073046&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69333754(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE69333754D1 publication Critical patent/DE69333754D1/de
Application granted granted Critical
Publication of DE69333754T2 publication Critical patent/DE69333754T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14Protection against unauthorised use of memory or access to memory
    • G06F12/1408Protection against unauthorised use of memory or access to memory by using cryptography
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/101Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM] by binding digital rights to specific entities
    • G06F21/1014Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM] by binding digital rights to specific entities to tokens
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/78Protecting 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
    • G06F21/80Protecting 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 in storage media based on magnetic or optical technology, e.g. disks with sectors
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/78Protecting 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
    • G06F21/80Protecting 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 in storage media based on magnetic or optical technology, e.g. disks with sectors
    • G06F21/805Protecting 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 in storage media based on magnetic or optical technology, e.g. disks with sectors using a security table for the storage sub-system
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21Indexing 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
    • G06F2221/2107File encryption
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21Indexing 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
    • G06F2221/2129Authenticate client device independently of the user
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217Circuits 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
    • G11B20/00253Circuits 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
    • G11B20/00347Circuits 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 wherein the medium identifier is used as a key
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/20Information technology specific aspects, e.g. CAD, simulation, modelling, system security
DE69333754T 1992-03-16 1993-03-16 Schutzsystem für elektronische Daten Expired - Lifetime DE69333754T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP04058048A JP3073590B2 (ja) 1992-03-16 1992-03-16 電子化データ保護システム、使用許諾者側装置および使用者側装置
JP5804892 1992-03-16

Publications (2)

Publication Number Publication Date
DE69333754D1 true DE69333754D1 (de) 2005-03-17
DE69333754T2 DE69333754T2 (de) 2005-08-04

Family

ID=13073046

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69333754T Expired - Lifetime DE69333754T2 (de) 1992-03-16 1993-03-16 Schutzsystem für elektronische Daten

Country Status (4)

Country Link
US (3) US5392351A (de)
EP (3) EP1505472A3 (de)
JP (1) JP3073590B2 (de)
DE (1) DE69333754T2 (de)

Families Citing this family (299)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5596639A (en) * 1993-07-26 1997-01-21 Elonex Ip Holdings Ltd. Cd-prom
US5625690A (en) * 1993-11-15 1997-04-29 Lucent Technologies Inc. Software pay per use system
US5748763A (en) 1993-11-18 1998-05-05 Digimarc Corporation Image steganography system featuring perceptually adaptive and globally scalable signal embedding
US7113615B2 (en) 1993-11-18 2006-09-26 Digimarc Corporation Watermark embedder and reader
US6449377B1 (en) 1995-05-08 2002-09-10 Digimarc Corporation Methods and systems for watermark processing of line art images
US5495411A (en) * 1993-12-22 1996-02-27 Ananda; Mohan Secure software rental system using continuous asynchronous password verification
US5661799A (en) * 1994-02-18 1997-08-26 Infosafe Systems, Inc. Apparatus and storage medium for decrypting information
US20080200225A1 (en) * 1994-03-11 2008-08-21 Walker Jay S Methods and apparatus for facilitating game play and generating an authenticatable audit-trail
RU95103479A (ru) * 1994-03-11 1996-12-27 Уолкер Эссет Мэнеджмент Лимитед Партнершип (US) Игровая система, игровой компьютер, способ проведения игры, лотереи с участием игрока
US7286684B2 (en) * 1994-03-17 2007-10-23 Digimarc Corporation Secure document design carrying auxiliary machine readable information
US6744894B1 (en) * 1994-04-01 2004-06-01 Mitsubishi Corporation Data management system
US7036019B1 (en) * 1994-04-01 2006-04-25 Intarsia Software Llc Method for controlling database copyrights
JPH07271865A (ja) 1994-04-01 1995-10-20 Mitsubishi Corp データベース著作権管理方法
CA2143874C (en) * 1994-04-25 2000-06-20 Thomas Edward Cooper Method and apparatus for enabling trial period use of software products: method and apparatus for utilizing a decryption stub
US5757907A (en) * 1994-04-25 1998-05-26 International Business Machines Corporation Method and apparatus for enabling trial period use of software products: method and apparatus for generating a machine-dependent identification
US5563946A (en) * 1994-04-25 1996-10-08 International Business Machines Corporation Method and apparatus for enabling trial period use of software products: method and apparatus for passing encrypted files between data processing systems
US5598470A (en) * 1994-04-25 1997-01-28 International Business Machines Corporation Method and apparatus for enabling trial period use of software products: Method and apparatus for utilizing a decryption block
US5689560A (en) * 1994-04-25 1997-11-18 International Business Machines Corporation Method and apparatus for enabling trial period use of software products: method and apparatus for allowing a try-and-buy user interaction
JPH07295893A (ja) * 1994-04-28 1995-11-10 Nec Corp マイクロプロセッサのメモリ情報読込装置及び読込方法
JPH0823315A (ja) * 1994-07-08 1996-01-23 Sony Corp 情報提供システム
JPH0877263A (ja) * 1994-09-09 1996-03-22 Fujitsu Ltd ソフトウェア処理装置
US7302415B1 (en) * 1994-09-30 2007-11-27 Intarsia Llc Data copyright management system
US6424715B1 (en) 1994-10-27 2002-07-23 Mitsubishi Corporation Digital content management system and apparatus
DE69532434T2 (de) * 1994-10-27 2004-11-11 Mitsubishi Corp. Gerät für Dateiurheberrechte-Verwaltungssystem
EP0709760B1 (de) 1994-10-27 2006-05-31 Intarsia Software LLC Urheberrechtsdatenverwaltungssystem
CN1126079C (zh) * 1994-11-17 2003-10-29 松下电器产业株式会社 光盘标记形成设备及方法、再现设备、光盘及其制造方法
USRE39653E1 (en) * 1994-11-17 2007-05-22 Matsushita Electric Industrial Co., Ltd. Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk
KR0152788B1 (ko) 1994-11-26 1998-10-15 이헌조 디지탈 영상 시스템의 복사 방지 방법 및 장치
KR0136458B1 (ko) 1994-12-08 1998-05-15 구자홍 디지탈 자기 기록재생 시스템의 복사 방지장치
CA2160942A1 (en) * 1994-12-16 1996-06-17 Alexander Gibson Fraser Method of protecting proprietary rights in works of authorship
JPH09509776A (ja) * 1994-12-19 1997-09-30 フィリップス エレクトロニクス ネムローゼ フェンノートシャップ 多層記録媒体及びこの記録媒体を走査する装置
US7143290B1 (en) 1995-02-13 2006-11-28 Intertrust Technologies Corporation Trusted and secure techniques, systems and methods for item delivery and execution
US20060206397A1 (en) * 1995-02-13 2006-09-14 Intertrust Technologies Corp. Cryptographic methods, apparatus and systems for storage media electronic right management in closed and connected appliances
US8639625B1 (en) 1995-02-13 2014-01-28 Intertrust Technologies Corporation Systems and methods for secure transaction management and electronic rights protection
US6157721A (en) * 1996-08-12 2000-12-05 Intertrust Technologies Corp. Systems and methods using cryptography to protect secure computing environments
US7133845B1 (en) * 1995-02-13 2006-11-07 Intertrust Technologies Corp. System and methods for secure transaction management and electronic rights protection
US7095854B1 (en) * 1995-02-13 2006-08-22 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
US6948070B1 (en) * 1995-02-13 2005-09-20 Intertrust Technologies Corporation Systems and methods for secure transaction management and electronic rights protection
US5892900A (en) * 1996-08-30 1999-04-06 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
US20120166807A1 (en) 1996-08-12 2012-06-28 Intertrust Technologies Corp. Systems and Methods Using Cryptography to Protect Secure Computing Environments
EP1431864B2 (de) * 1995-02-13 2012-08-22 Intertrust Technologies Corporation Systeme und Verfahren zur gesicherten Transaktionsverwaltung und elektronischem Rechtsschutz
US5822291A (en) * 1995-03-23 1998-10-13 Zoom Television, Inc. Mass storage element and drive unit therefor
US7555139B2 (en) * 1995-05-08 2009-06-30 Digimarc Corporation Secure documents with hidden signals, and related methods and systems
AU702649B2 (en) * 1995-05-12 1999-02-25 Rovi Solutions Corporation Video media security and tracking system
US5737418A (en) * 1995-05-30 1998-04-07 International Game Technology Encryption of bill validation data
JPH08335182A (ja) * 1995-06-07 1996-12-17 Fujitsu Ltd ファイル保護システム及びそのファイル保護システムを用いたソフトウエア利用システム及びそのソフトウエア利用システムに用いられる記録媒体
US5615264A (en) * 1995-06-08 1997-03-25 Wave Systems Corp. Encrypted data package record for use in remote transaction metered data system
JP3284296B2 (ja) * 1995-06-27 2002-05-20 富士通株式会社 光記録媒体及びその記録再生方法
JPH09115241A (ja) * 1995-06-30 1997-05-02 Sony Corp データ記録装置及び方法、データ再生装置及び方法、並びに記録媒体
EP1315092B1 (de) * 1995-06-30 2007-04-18 Sony Corporation Datenaufzeichnungsverfahren und -Einrichtung und Datenwiedergabeverfahren und -Einrichtung
FR2736448B1 (fr) * 1995-07-05 1997-09-19 Antonini Pierre Procede et dispositif d'autorisation temporaire d'utilisation d'un programme protege par un cartouche electronique
JPH0922352A (ja) * 1995-07-07 1997-01-21 Mitsubishi Electric Corp 著作権管理装置
US6516064B1 (en) * 1995-07-25 2003-02-04 Sony Corporation Signal recording apparatus, signal record medium and signal reproducing apparatus
JPH0944993A (ja) * 1995-07-31 1997-02-14 Pioneer Electron Corp 情報記録方法及び装置、関数記録方法及び装置並びに情報再生方法及び装置
JP3507594B2 (ja) * 1995-07-31 2004-03-15 株式会社東芝 コンピュータ
US6687828B1 (en) * 1995-08-11 2004-02-03 Sony Corporation Method and apparatus for ciphering playback mode information for recording on record medium
JP4518574B2 (ja) * 1995-08-11 2010-08-04 ソニー株式会社 記録方法及び装置、記録媒体、並びに再生方法及び装置
JP2969256B2 (ja) * 1995-09-22 1999-11-02 富士通株式会社 光記録媒体及びその再生方法
US8595502B2 (en) * 1995-09-29 2013-11-26 Intarsia Software Llc Data management system
SG83122A1 (en) 1995-10-09 2001-09-18 Matsushita Electric Ind Co Ltd An optical disk, an optical disk barcode forming method, and optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
US7801817B2 (en) * 1995-10-27 2010-09-21 Makoto Saito Digital content management system and apparatus
US5857021A (en) * 1995-11-07 1999-01-05 Fujitsu Ltd. Security system for protecting information stored in portable storage media
JPH09134310A (ja) * 1995-11-07 1997-05-20 Fujitsu Ltd データの復号アルゴリズムを記憶する記憶媒体および方法
CA2242777A1 (en) * 1996-01-10 1997-07-17 John Griffits A secure pay-as-you-use system for computer software
WO1997025798A1 (en) * 1996-01-11 1997-07-17 Mrj, Inc. System for controlling access and distribution of digital property
US5790665A (en) * 1996-01-17 1998-08-04 Micali; Silvio Anonymous information retrieval system (ARS)
US6381739B1 (en) * 1996-05-15 2002-04-30 Motorola Inc. Method and apparatus for hierarchical restructuring of computer code
DE69737593T2 (de) * 1996-05-15 2007-12-20 Intertrust Technologies Corp., Sunnyvale Verfahren und Vorrichtung zum Zugriff auf DVD-Inhalte
US6144742A (en) * 1996-05-16 2000-11-07 Mitsushita Electric Industrial Co., Ltd. Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
JP3093678B2 (ja) * 1996-06-28 2000-10-03 株式会社東芝 暗号化方法、復号方法、記録再生装置、復号装置、復号化ユニット装置及び記録媒体の製造方法
JPH1021144A (ja) * 1996-07-03 1998-01-23 Hitachi Ltd ディジタル著作物配布システム及び不正な複製物の検出方法
US5894516A (en) * 1996-07-10 1999-04-13 Ncr Corporation Broadcast software distribution
EP0974129B1 (de) * 1996-09-04 2006-08-16 Intertrust Technologies Corp. Treuhand infrastruktur unterstützungssysteme, verfahren und techniken zum sicheren elektronischen handel, elektronische transaktionen, steuerung und automatisierung von handelsverfahren, verteilte datenverarbeitung und verwalten von rechten
US6052780A (en) * 1996-09-12 2000-04-18 Open Security Solutions, Llc Computer system and process for accessing an encrypted and self-decrypting digital information product while restricting access to decrypted digital information
US7917643B2 (en) 1996-09-12 2011-03-29 Audible, Inc. Digital information library and delivery system
US5926624A (en) 1996-09-12 1999-07-20 Audible, Inc. Digital information library and delivery system with logic for generating files targeted to the playback device
US6868495B1 (en) 1996-09-12 2005-03-15 Open Security Solutions, Llc One-time pad Encryption key Distribution
US5802175A (en) * 1996-09-18 1998-09-01 Kara; Salim G. Computer file backup encryption system and method
US5784460A (en) * 1996-10-10 1998-07-21 Protocall Technolgies, Inc. Secured electronic information delivery system having a three-tier structure
US5886979A (en) * 1996-10-21 1999-03-23 Fujitsu Limitd Information recording medium and method for recording and reproducing information to a medium to prevent unauthorized copying
JPH10133955A (ja) * 1996-10-29 1998-05-22 Matsushita Electric Ind Co Ltd 可搬型メディア駆動装置とその方法、及び可搬型メディアとネットワークの連携装置とその方法
US6005935A (en) * 1996-11-20 1999-12-21 At&T Corp. Method and system of using personal information as a key when distributing information
US8225089B2 (en) 1996-12-04 2012-07-17 Otomaku Properties Ltd., L.L.C. Electronic transaction systems utilizing a PEAD and a private key
TW401573B (en) * 1997-01-10 2000-08-11 Victor Company Of Japan Methods, apparatuse, and systems for producing and writing cipher keys, reproducing information with a cipher key, and for permitting reproduction of information with a cipher key, and optical disc recorded with a cipher key
JP3704868B2 (ja) * 1997-02-24 2005-10-12 日本ビクター株式会社 情報再生方法及び装置
WO1998042099A1 (en) * 1997-03-14 1998-09-24 Summersoft Co., Ltd. New methods for protecting vital information/commercial products from illegal usage/reproduction
JPH10283190A (ja) 1997-04-09 1998-10-23 Fujitsu Ltd 記憶媒体駆動装置、記憶媒体及びデータ保護方法
JP3625356B2 (ja) * 1997-04-18 2005-03-02 株式会社東芝 外部記憶装置、暗号化ユニット装置、復号化ユニット装置、暗号化システム、復号化システム、暗号化方法及び復号化方法
JP3625355B2 (ja) * 1997-04-18 2005-03-02 株式会社東芝 外部記憶装置、暗号化ユニット装置、復号化ユニット装置、暗号化システム、復号化システム、暗号化方法及び復号化方法
JP3625353B2 (ja) * 1997-04-18 2005-03-02 株式会社東芝 外部記憶装置、暗号化ユニット装置、復号化ユニット装置、暗号化システム、復号化システム、暗号化方法及び復号化方法
JP3625354B2 (ja) * 1997-04-18 2005-03-02 株式会社東芝 ユニット装置、復号化ユニット装置、暗号化ユニット装置、暗号処理システム及び暗号化方法
US6173403B1 (en) * 1997-04-30 2001-01-09 Achates Reference Publishing, Inc. Method and apparatus for distributing information products
EP0878796B1 (de) * 1997-05-13 2006-04-19 Kabushiki Kaisha Toshiba Informationsaufzeichnungs- und -wiedergabegerät sowie Informationsverteilungssystem
JPH113349A (ja) * 1997-06-11 1999-01-06 Fujitsu Ltd データ保護システム,データ作成装置及びデータ加工装置
US6272631B1 (en) * 1997-06-30 2001-08-07 Microsoft Corporation Protected storage of core data secrets
JP3657396B2 (ja) * 1997-07-07 2005-06-08 株式会社日立製作所 鍵管理システム、鍵管理装置、情報暗号化装置、情報復号化装置、およびプログラムを記憶した記憶媒体
SG67401A1 (en) * 1997-07-07 1999-09-21 Low Huan Khing A method and system for protecting intellectual property products distributed in mass market
ATE275798T1 (de) * 1997-07-11 2004-09-15 Koninkl Philips Electronics Nv Anordnung zur unabhängigen beantragung einer abspielberechtigung für ein reproduziertes verschlüsseltes nachrichtensignal
JP3588536B2 (ja) * 1997-07-11 2004-11-10 株式会社東芝 不正データコピー防止装置及び方法
US7325077B1 (en) * 1997-08-21 2008-01-29 Beryl Technical Assays Llc Miniclient for internet appliance
US6233567B1 (en) * 1997-08-29 2001-05-15 Intel Corporation Method and apparatus for software licensing electronically distributed programs
JPH11109856A (ja) * 1997-09-30 1999-04-23 Matsushita Electric Ind Co Ltd 復号装置
US6942143B1 (en) * 1997-10-16 2005-09-13 Dentsu, Inc. System and method for accessing broadcast media in data communication with a broadcast receiving device
FR2770067B1 (fr) * 1997-10-16 1999-12-24 France Telecom Procede d'acces a une application
US6766946B2 (en) * 1997-10-16 2004-07-27 Dentsu, Inc. System for granting permission of user's personal information to third party
JPH11232779A (ja) * 1997-11-20 1999-08-27 Toshiba Corp コピー防止装置
JPH11205738A (ja) 1998-01-09 1999-07-30 Canon Inc 画像入力装置および方法並びに記憶媒体
EP0936530A1 (de) * 1998-02-16 1999-08-18 Siemens Nixdorf Informationssysteme AG Virtuelle Chipkarte
WO1999041657A1 (fr) * 1998-02-17 1999-08-19 Kunio Shiba Procede servant a empecher la copie illicite d'un logiciel informatique
US7246246B2 (en) * 1998-04-17 2007-07-17 Iomega Corporation System for keying protected electronic data to particular media to prevent unauthorized copying using a compound key
US6118873A (en) * 1998-04-24 2000-09-12 International Business Machines Corporation System for encrypting broadcast programs in the presence of compromised receiver devices
JPH11328033A (ja) * 1998-05-20 1999-11-30 Fujitsu Ltd ライセンス委譲装置
AU4090999A (en) * 1998-05-20 1999-12-06 Recording Industry Association Of America Method for minimizing pirating or unauthorized copying of data
US6253237B1 (en) 1998-05-20 2001-06-26 Audible, Inc. Personalized time-shifted programming
US6684199B1 (en) 1998-05-20 2004-01-27 Recording Industry Association Of America Method for minimizing pirating and/or unauthorized copying and/or unauthorized access of/to data on/from data media including compact discs and digital versatile discs, and system and data media for same
US6044349A (en) * 1998-06-19 2000-03-28 Intel Corporation Secure and convenient information storage and retrieval method and apparatus
JP3931435B2 (ja) * 1998-06-26 2007-06-13 ソニー株式会社 情報記録媒体、情報再生装置および方法、並びに記録媒体
US6567358B1 (en) * 1998-06-26 2003-05-20 Matsushita Electric Industrial Co., Ltd. Information recording/reproducing apparatus
JP3975308B2 (ja) * 1998-07-15 2007-09-12 ソニー株式会社 情報信号再生システム、情報信号読み出し装置、情報信号処理装置、情報信号再生方法、情報信号読み出し方法、および、情報信号処理方法
WO2000005716A1 (fr) * 1998-07-22 2000-02-03 Matsushita Electric Industrial Co., Ltd. Dispositif d'enregistrement de donnees numeriques et procede de protection des droits d'auteur et de reproduction facile de donnees numeriques chiffrees et support d'enregistrement lisible par un ordinateur, conçu pour l'enregistrement de programme
JP4170466B2 (ja) 1998-09-18 2008-10-22 富士通株式会社 コマンド認証方法
JP3819160B2 (ja) 1998-09-18 2006-09-06 富士通株式会社 情報管理方法および情報管理装置
US6397333B1 (en) * 1998-10-07 2002-05-28 Infineon Technologies Ag Copy protection system and method
WO2000021087A2 (en) * 1998-10-08 2000-04-13 Matsushita Electric Industrial Co., Ltd. Device and method for recording, reproducing and processing data
JP4763866B2 (ja) 1998-10-15 2011-08-31 インターシア ソフトウェア エルエルシー 2重再暗号化によりデジタルデータを保護する方法及び装置
DE69900178T2 (de) * 1998-10-16 2001-10-31 Matsushita Electric Ind Co Ltd System zum Schutz von digitalen Inhalten
US6609199B1 (en) * 1998-10-26 2003-08-19 Microsoft Corporation Method and apparatus for authenticating an open system application to a portable IC device
US6820063B1 (en) * 1998-10-26 2004-11-16 Microsoft Corporation Controlling access to content based on certificates and access predicates
US6327652B1 (en) 1998-10-26 2001-12-04 Microsoft Corporation Loading and identifying a digital rights management operating system
US6330670B1 (en) 1998-10-26 2001-12-11 Microsoft Corporation Digital rights management operating system
US7174457B1 (en) 1999-03-10 2007-02-06 Microsoft Corporation System and method for authenticating an operating system to a central processing unit, providing the CPU/OS with secure storage, and authenticating the CPU/OS to a third party
US7194092B1 (en) * 1998-10-26 2007-03-20 Microsoft Corporation Key-based secure storage
US7139915B2 (en) * 1998-10-26 2006-11-21 Microsoft Corporation Method and apparatus for authenticating an open system application to a portable IC device
DE69915213T2 (de) * 1998-11-09 2005-02-24 Matsushita Electric Industrial Co., Ltd., Kadoma Vorrichtung und Verfahren zur Datenumsetzung in einem Urheberrechtsschutzsystem
WO2000029928A1 (en) * 1998-11-13 2000-05-25 Iomega Corporation System for keying protected electronic data to particular media using a compound key to prevent unauthorized copying
US6434535B1 (en) 1998-11-13 2002-08-13 Iomega Corporation System for prepayment of electronic content using removable media and for prevention of unauthorized copying of same
GB9825337D0 (en) * 1998-11-20 1999-01-13 Memory Corp Plc Copy management for data suystems
GB9827831D0 (en) * 1998-12-17 1999-02-10 Tribeka Ltd Method and apparatus for the distribution of digitised information on demand
WO2000036785A1 (en) * 1998-12-18 2000-06-22 Digimarc Corporation Counterfeit deterrence system
US8175977B2 (en) 1998-12-28 2012-05-08 Audible License management for digital content
US6847949B1 (en) * 1999-05-10 2005-01-25 Koninklijke Philips Electronics N.V. Indicator system for screening protected material
MY123388A (en) * 1999-03-15 2006-05-31 Sony Corp Processing method and apparatus for encrypted data transfer
US7124938B1 (en) 1999-03-24 2006-10-24 Microsoft Corporation Enhancing smart card usage for associating media content with households
US6721891B1 (en) 1999-03-29 2004-04-13 Activcard Ireland Limited Method of distributing piracy protected computer software
JP3471654B2 (ja) 1999-04-06 2003-12-02 富士通株式会社 ライセンスサーバ、著作権者システム、利用者システム、システム、記録媒体およびコンテンツ利用制御方法
US6651171B1 (en) * 1999-04-06 2003-11-18 Microsoft Corporation Secure execution of program code
US6468160B2 (en) * 1999-04-08 2002-10-22 Nintendo Of America, Inc. Security system for video game system with hard disk drive and internet access capability
US6889208B1 (en) * 1999-04-15 2005-05-03 Victor Company Of Japan, Ltd. Contents sale system
JP4161466B2 (ja) 1999-04-22 2008-10-08 日本ビクター株式会社 コンテンツ情報記録方法及びコンテンツ情報処理装置
JP4514341B2 (ja) * 1999-04-30 2010-07-28 トムソン ライセンシング ディジタル的に符号化された音声データを処理する装置と方法
DE69924236T2 (de) * 1999-05-01 2006-02-02 Samsung Electronics Co., Ltd., Suwon System zur Verhinderung illegalen Kopien von digitale Inhalte
JP3682840B2 (ja) * 1999-05-21 2005-08-17 日本ビクター株式会社 コンテンツ情報記録方法及びコンテンツ情報記録装置
JP3815950B2 (ja) * 1999-06-15 2006-08-30 松下電器産業株式会社 デジタルデータ書込装置、デジタルデータ記録装置、デジタルデータ利用装置
JP4011792B2 (ja) 1999-06-16 2007-11-21 株式会社東芝 記録方法、再生方法、記録装置、再生装置及び記録媒体
US6580683B1 (en) 1999-06-23 2003-06-17 Dataplay, Inc. Optical recording medium having a master data area and a writeable data area
US7227817B1 (en) 1999-12-07 2007-06-05 Dphi Acquisitions, Inc. Low profile optical head
WO2000079532A1 (fr) * 1999-06-23 2000-12-28 Mitsubishi Chemical Corporation Support d'enregistrement, procede d'initialisation de support d'enregistrement, procede de cryptage et dispositif pour support d'enregistrement, procede de decryptage et dispositif acoustique/video/donnees
US7380137B2 (en) * 1999-07-20 2008-05-27 International Business Machines Corporation Content guard system for copy protection of recordable media
AU6607000A (en) * 1999-07-22 2001-02-13 Open Security Solutions, Llc A computer system and process for accessing an encrypted and self-decrypting digital information product
US7171567B1 (en) * 1999-08-02 2007-01-30 Harris Interactive, Inc. System for protecting information over the internet
AU6321200A (en) * 1999-08-10 2001-03-13 Fujitsu Limited Memory card
US7239702B1 (en) 1999-08-20 2007-07-03 Sony Corporation Information recording/reproducing device
US7181629B1 (en) 1999-08-27 2007-02-20 Fujitsu Limited Data distribution system as well as data supply device terminal device and recording device for the same
JP3776352B2 (ja) * 1999-08-30 2006-05-17 富士通株式会社 記録装置
CN1235131C (zh) 1999-08-30 2006-01-04 富士通株式会社 数据再生装置和数据再生模块
US7191153B1 (en) 1999-09-10 2007-03-13 Dphi Acquisitions, Inc. Content distribution method and apparatus
US6631359B1 (en) 1999-09-10 2003-10-07 Dphi Acquisitions, Inc. Writeable medium access control using a medium writeable area
US7003667B1 (en) 1999-10-04 2006-02-21 Canon Kabushiki Kaisha Targeted secure printing
US6862583B1 (en) 1999-10-04 2005-03-01 Canon Kabushiki Kaisha Authenticated secure printing
JP3788136B2 (ja) * 1999-10-12 2006-06-21 日本ビクター株式会社 端末装置
US7278016B1 (en) 1999-10-26 2007-10-02 International Business Machines Corporation Encryption/decryption of stored data using non-accessible, unique encryption key
US6912513B1 (en) * 1999-10-29 2005-06-28 Sony Corporation Copy-protecting management using a user scrambling key
US7178031B1 (en) 1999-11-08 2007-02-13 International Business Machines Corporation Wireless security access management for a portable data storage cartridge
JP2001211161A (ja) * 1999-11-15 2001-08-03 Pumpkin House:Kk コンテンツ配信方法,コンテンツ配信システムのためのコンピュータおよび装置ならびにその制御方法
US6725205B1 (en) * 1999-12-02 2004-04-20 Ulysses Esd, Inc. System and method for secure software installation
AU1651701A (en) * 1999-12-06 2001-06-18 Fujitsu Limited Data distribution system and recorder for use therein
US6757824B1 (en) 1999-12-10 2004-06-29 Microsoft Corporation Client-side boot domains and boot rules
GB2364139B (en) * 1999-12-22 2004-05-26 Ibm A security mechanism providing access control for locally-held data
JP4508334B2 (ja) * 2000-01-19 2010-07-21 キヤノン株式会社 キャプチャ情報暗号化装置、キャプチャ情報暗号化方法及びプログラム
GB2359156B (en) * 2000-02-14 2004-10-13 Reuters Ltd Methods of computer programs for and apparatus for providing and accessing digital content
JP2001243106A (ja) 2000-02-28 2001-09-07 Ricoh Co Ltd 記録媒体及びそのアクセス制御方法
NO311197B1 (no) * 2000-03-02 2001-10-22 Ramirez Olguin Nelson Eric Sikkerhetssystem mot ulovlig bruk eller kopiering av elektronisk data
US7080039B1 (en) * 2000-03-23 2006-07-18 David J Marsh Associating content with households using smart cards
TW515979B (en) * 2000-03-24 2003-01-01 Vialta Com Inc Distributing digital content
JP2001283320A (ja) 2000-03-31 2001-10-12 Sony Corp 情報販売装置および方法、並びにプログラム格納媒体
JP4012664B2 (ja) 2000-04-11 2007-11-21 株式会社リコー 記録媒体及びそのアクセス制御方法
WO2001079972A2 (en) * 2000-04-18 2001-10-25 Iomega Corporation Method and system for delivery and execution of copy protected digital content
JP2001307424A (ja) * 2000-04-21 2001-11-02 Pioneer Electronic Corp 情報記録装置及び方法、情報再生装置及び方法並びに情報記録媒体
US7523302B1 (en) * 2000-04-28 2009-04-21 International Business Machines Corporation Electronic recipe management
JP2001337733A (ja) * 2000-05-25 2001-12-07 Sony Corp ソフトウエア提供システムおよびソフトウエア提供方法
AU2001268102A1 (en) * 2000-05-30 2001-12-11 Dataplay, Incorporated Method of decrypting data stored on a storage device using an embedded encryption/decryption means
JP4595182B2 (ja) 2000-09-07 2010-12-08 ソニー株式会社 情報記録装置、情報再生装置、情報記録方法、情報再生方法、および情報記録媒体、並びにプログラム提供媒体
AU2001292910B2 (en) * 2000-09-22 2008-05-01 Sca Ipla Holdings, Inc. Systems and methods for preventing unauthorized use of digital content
US7237123B2 (en) * 2000-09-22 2007-06-26 Ecd Systems, Inc. Systems and methods for preventing unauthorized use of digital content
JP2002133765A (ja) * 2000-10-20 2002-05-10 Pioneer Electronic Corp 情報記録装置、情報記録方法、情報再生装置、情報再生方法及び情報記録媒体
JP3502035B2 (ja) * 2000-11-02 2004-03-02 富士通株式会社 コンテンツ利用者システム、記録媒体およびコンテンツ利用制御方法
US6938164B1 (en) 2000-11-22 2005-08-30 Microsoft Corporation Method and system for allowing code to be securely initialized in a computer
US7376073B2 (en) * 2000-12-14 2008-05-20 Ecd Systems, Inc. Optical storage medium having distortion regions, and a method of modifying an optical storage medium to include distortion regions
US7454796B2 (en) * 2000-12-22 2008-11-18 Canon Kabushiki Kaisha Obtaining temporary exclusive control of a printing device
US7057993B2 (en) * 2001-01-29 2006-06-06 Eastman Kodak Company Copy protection using multiple security levels on a programmable CD-ROM
US20020141583A1 (en) * 2001-01-29 2002-10-03 Eastman Kodak Company Copy protection using a preformed ID and a unique ID on a programmable CD-ROM
US7039814B2 (en) * 2001-03-07 2006-05-02 Sony Corporation Method for securing software via late stage processor instruction decryption
US20020141582A1 (en) * 2001-03-28 2002-10-03 Kocher Paul C. Content security layer providing long-term renewable security
US7987510B2 (en) 2001-03-28 2011-07-26 Rovi Solutions Corporation Self-protecting digital content
JP2002324349A (ja) * 2001-04-26 2002-11-08 Sony Corp 情報配信方法、情報配信システムおよび情報配信装置
CA2446584A1 (en) * 2001-05-09 2002-11-14 Ecd Systems, Inc. Systems and methods for the prevention of unauthorized use and manipulation of digital content
US7979914B2 (en) 2001-06-25 2011-07-12 Audible, Inc. Time-based digital content authorization
US7421411B2 (en) * 2001-07-06 2008-09-02 Nokia Corporation Digital rights management in a mobile communications environment
US20030009681A1 (en) * 2001-07-09 2003-01-09 Shunji Harada Digital work protection system, recording medium apparatus, transmission apparatus, and playback apparatus
TWI308306B (en) * 2001-07-09 2009-04-01 Matsushita Electric Ind Co Ltd Digital work protection system, record/playback device, recording medium device, and model change device
US7113299B2 (en) * 2001-07-12 2006-09-26 Canon Development Americas, Inc. Printing with credit card as identification
WO2003010637A1 (en) * 2001-07-24 2003-02-06 Frank Jacob Method and computer system for secure distribution of digital data
DE60202568T8 (de) * 2001-08-08 2005-10-20 Matsushita Electric Industrial Co., Ltd., Kadoma Urheberrechtschutzsystem, Aufzeichungsvorrichtung, und Wiedergabevorrichtung
EP1288941A3 (de) * 2001-08-09 2003-03-12 Rainer Brang Verfahren zum Speichern einer Anzahl von Datensätzen auf Serien von informationsgleichen Datenträgern sowie Datenträger
JP4149150B2 (ja) 2001-08-15 2008-09-10 富士通株式会社 ライセンスのオフライン環境下における送信流通システム及び送信流通方法
US7562396B2 (en) * 2001-08-21 2009-07-14 Ecd Systems, Inc. Systems and methods for media authentication
US6697208B2 (en) * 2001-08-22 2004-02-24 Iomega Corporation System and methods for using offset information on a data storage medium
JP2003069554A (ja) * 2001-08-28 2003-03-07 Toppan Forms Co Ltd Icモジュールの情報隠蔽方法および情報隠蔽システム
US7372964B2 (en) * 2001-10-10 2008-05-13 Kabushiki Kaisha Toshiba Method and apparatus for recording information including secret information and method and apparatus for reproduction thereof
CN100364002C (zh) * 2001-10-12 2008-01-23 皇家飞利浦电子股份有限公司 读或写用户数据的设备和方法
US7284061B2 (en) * 2001-11-13 2007-10-16 Canon Kabushiki Kaisha Obtaining temporary exclusive control of a device
US7137004B2 (en) * 2001-11-16 2006-11-14 Microsoft Corporation Manifest-based trusted agent management in a trusted operating system environment
US7159240B2 (en) * 2001-11-16 2007-01-02 Microsoft Corporation Operating system upgrades in a trusted operating system environment
US7243230B2 (en) * 2001-11-16 2007-07-10 Microsoft Corporation Transferring application secrets in a trusted operating system environment
US7315824B2 (en) * 2001-12-04 2008-01-01 Canon Development Americas, Inc. Internet printing by hotel guests
US7305556B2 (en) * 2001-12-05 2007-12-04 Canon Kabushiki Kaisha Secure printing with authenticated printer key
US7716485B2 (en) 2002-02-01 2010-05-11 Sca Ipla Holdings Inc. Systems and methods for media authentication
GB2387254B (en) * 2002-04-05 2005-11-23 Armoursoft Ltd User authentication for computer systems
US7395438B2 (en) * 2002-04-16 2008-07-01 Microsoft Corporation Digital rights management (DRM) encryption and data-protection for content on device without interactive authentication
US7890771B2 (en) 2002-04-17 2011-02-15 Microsoft Corporation Saving and retrieving data based on public key encryption
US7487365B2 (en) * 2002-04-17 2009-02-03 Microsoft Corporation Saving and retrieving data based on symmetric key encryption
WO2003088565A1 (en) 2002-04-17 2003-10-23 Matsushita Electric Industrial Co., Ltd. System and devices for information input/output and key management
JP4115175B2 (ja) * 2002-06-28 2008-07-09 富士通株式会社 情報記憶装置、情報処理装置、特定番号作成方法、特定番号作成プログラム
JP2004102789A (ja) * 2002-09-11 2004-04-02 Sony Corp ライセンス管理装置、ライセンス管理方法、並びにコンピュータ・プログラム
JP4039923B2 (ja) * 2002-09-20 2008-01-30 富士通株式会社 ソフトウェア実行管理装置、ソフトウェア実行管理方法、およびソフトウェア実行管理プログラム
GB0221984D0 (en) * 2002-09-21 2002-10-30 Bitarts Ltd Software protection
US7478248B2 (en) * 2002-11-27 2009-01-13 M-Systems Flash Disk Pioneers, Ltd. Apparatus and method for securing data on a portable storage device
FR2848687B1 (fr) * 2002-12-11 2005-10-14 Wmi Wellcom Multimedia & Inter Securisation des enregistrements de donnees numeriques
ES2379551T3 (es) * 2003-02-20 2012-04-27 Koninklijke Philips Electronics N.V. Soporte de información que comprende información de acceso
US7007170B2 (en) * 2003-03-18 2006-02-28 Widevine Technologies, Inc. System, method, and apparatus for securely providing content viewable on a secure device
FR2852777B1 (fr) * 2003-03-21 2005-06-10 Gemplus Card Int Procede de protection d'un terminal de telecommunication de type telephone mobile
CN1764970A (zh) * 2003-03-24 2006-04-26 松下电器产业株式会社 记录装置和内容保护系统
JP2004302931A (ja) * 2003-03-31 2004-10-28 Fujitsu Ltd 機密コンテンツ管理方法
JP4247044B2 (ja) 2003-05-23 2009-04-02 株式会社東芝 コンテンツ配信サービス提供装置及びコンテンツ配信サービス端末装置
JP2006526934A (ja) * 2003-06-04 2006-11-24 松下電器産業株式会社 コンテンツ配布システム、記録装置、署名装置、コンテンツ供給装置及びコンテンツ再生装置
US20040255292A1 (en) * 2003-06-16 2004-12-16 Microsoft Corporation Delivering multiple installation images and computer-readable installation keys on installation media
EP2570918A1 (de) * 2003-07-07 2013-03-20 Rovi Solutions Corporation Neuprogrammierbare Sicherheit zur Raubkopiekontrolle und Aktivierung interaktiven Inhalts
GB2404486A (en) * 2003-07-31 2005-02-02 Sony Uk Ltd Access control for digital storage medium content
GB2404487A (en) * 2003-07-31 2005-02-02 Sony Uk Ltd Access control for digital storage medium content
GB2404489A (en) 2003-07-31 2005-02-02 Sony Uk Ltd Access control for digital storage medium content
CN1799095A (zh) * 2003-08-04 2006-07-05 三菱电机株式会社 数字记录装置、数字再现装置和数字记录再现装置、以及加密装置、解调装置、加密方法和解调方法
JP5058293B2 (ja) * 2003-08-12 2012-10-24 株式会社リコー 記憶媒体、記憶装置、情報処理装置、情報処理方法、システム及び情報処理プログラム
JP4728611B2 (ja) 2003-08-12 2011-07-20 株式会社リコー 記憶媒体、記憶装置、情報処理装置、情報処理方法、情報処理プログラム及び記録媒体
JP4676724B2 (ja) 2003-08-12 2011-04-27 株式会社リコー 情報処理装置、情報処理方法、情報処理プログラム、及び記録媒体
EP1542117A1 (de) * 2003-10-29 2005-06-15 Sony Ericsson Mobile Communications AB Binden von Inhalt an Benutzer
JP4250510B2 (ja) * 2003-11-26 2009-04-08 株式会社東芝 コンテンツ配信サービス提供システムとそのコンテンツ配信装置及びユーザ端末装置
EP1695171A1 (de) * 2003-12-09 2006-08-30 Koninklijke Philips Electronics N.V. Sequenzaktivierte anwendungen
KR100994772B1 (ko) * 2004-01-10 2010-11-16 삼성전자주식회사 저장 매체의 데이터 복사 및 재생 방법
JP4778897B2 (ja) 2004-03-09 2011-09-21 パナソニック株式会社 コンテンツ再生装置
KR100745112B1 (ko) * 2004-04-22 2007-08-01 히다치 막셀 가부시키가이샤 광디스크의 기록 방법 및 광디스크
JP2006014035A (ja) * 2004-06-28 2006-01-12 Toshiba Corp 記憶媒体処理方法、記憶媒体処理装置及びプログラム
US7119980B2 (en) * 2004-09-27 2006-10-10 Hitachi Global Storage Technologies Netherlands B.V. System and method for writing secure data to disk
US8151366B2 (en) * 2004-11-12 2012-04-03 Cinram International Inc. Secure optical media storage
JP4665159B2 (ja) * 2005-01-11 2011-04-06 独立行政法人産業技術総合研究所 電子メディア通信装置
CA2550560C (en) 2005-06-17 2015-07-21 Kabushiki Kaisha Toshiba Information provision system, provision information copying device, user terminal device and user management device
KR100763193B1 (ko) * 2005-10-13 2007-10-04 삼성전자주식회사 Drm 라이센스 제공 방법 및 시스템
JP4969093B2 (ja) * 2005-12-08 2012-07-04 株式会社リコー チケット保護方法およびクライアント
WO2007100267A2 (en) * 2006-03-02 2007-09-07 Mariusz Gawruk Method, carrier, key and system to secure and read secured data
US20080320471A1 (en) * 2006-03-23 2008-12-25 Mitsubishi Electric Corporation System-Program Download System
US8301906B2 (en) * 2006-05-10 2012-10-30 Nero Ag Apparatus for writing information on a data content on a storage medium
EP1855285A2 (de) * 2006-05-10 2007-11-14 Nero AG Vorrichtung zum Schreiben von Daten mit einer Datenmenge auf einem Speichermedium
JP2008060703A (ja) * 2006-08-29 2008-03-13 Saxa Inc 携帯型記憶媒体、及び端末装置
JP4979312B2 (ja) * 2006-09-09 2012-07-18 ソニー株式会社 情報処理装置、および情報処理方法、並びにコンピュータ・プログラム
JP4327865B2 (ja) * 2007-03-29 2009-09-09 株式会社東芝 コンテンツ処理装置、暗号処理方法及びプログラム
JP2007220134A (ja) * 2007-03-30 2007-08-30 Fujitsu Ltd ライセンス委譲装置、記録媒体およびライセンス委譲方法
JP2007188530A (ja) * 2007-03-30 2007-07-26 Fujitsu Ltd ライセンス委譲装置、記録媒体およびメディア読み出し方法
US20080250251A1 (en) * 2007-04-04 2008-10-09 Cyberlink Corp. Systems and Methods for Hardware Driven Program Execution
WO2009027126A1 (en) * 2007-08-24 2009-03-05 International Business Machines Corporation System and method for protection of content stored in a storage device
WO2009027125A1 (en) * 2007-08-24 2009-03-05 International Business Machines Corporation System and method for content protection
JP4620136B2 (ja) * 2008-03-10 2011-01-26 株式会社東芝 情報記録装置
US8695087B2 (en) * 2008-04-04 2014-04-08 Sandisk Il Ltd. Access control for a memory device
US8122501B2 (en) * 2008-06-20 2012-02-21 International Business Machines Corporation Traitor detection for multilevel assignment
US8108928B2 (en) * 2008-06-20 2012-01-31 International Business Machines Corporation Adaptive traitor tracing
US8422684B2 (en) * 2008-08-15 2013-04-16 International Business Machines Corporation Security classes in a media key block
WO2010035449A1 (ja) 2008-09-24 2010-04-01 パナソニック株式会社 記録再生システム、記録媒体装置及び記録再生装置
JP5119137B2 (ja) * 2008-12-05 2013-01-16 日立コンシューマエレクトロニクス株式会社 ディジタル放送信号記録再生装置、ディジタル放送信号記録再生方法、ディジタル放送信号記録方法、ディジタル情報記録再生装置、ディジタル情報記録再生方法、および、ディジタル情報記録方法
US8930423B1 (en) * 2008-12-30 2015-01-06 Symantec Corporation Method and system for restoring encrypted files from a virtual machine image
US8571209B2 (en) 2009-01-19 2013-10-29 International Business Machines Recording keys in a broadcast-encryption-based system
EP2449496A1 (de) * 2009-07-03 2012-05-09 Thomson Licensing Verfahren für den erwerb von software-applikationen
JP5657639B2 (ja) 2010-03-03 2015-01-21 パナソニック株式会社 記録媒体装置に組み込まれるコントローラ、記録媒体装置、記録媒体装置の製造システム、および記録媒体装置の製造方法
CN102473230A (zh) 2010-06-04 2012-05-23 松下电器产业株式会社 控制器、控制方法、计算机程序、程序记录介质、记录装置及记录装置的制造方法
WO2011161898A1 (ja) 2010-06-21 2011-12-29 パナソニック株式会社 コンテンツ複製システム、コンテンツ利用装置、管理サーバ、コンテンツ利用方法、コンテンツ利用プログラム及び集積回路
CN103503069A (zh) 2011-05-16 2014-01-08 松下电器产业株式会社 副本判断设备和副本管理系统
JP5277286B2 (ja) * 2011-06-06 2013-08-28 日立コンシューマエレクトロニクス株式会社 ディジタル放送信号記録再生装置、ディジタル放送信号記録再生方法、ディジタル情報記録再生装置、およびディジタル情報記録再生方法
WO2012177420A1 (en) 2011-06-20 2012-12-27 Panasonic Corporation Content management device and content management system
US8751800B1 (en) 2011-12-12 2014-06-10 Google Inc. DRM provider interoperability
WO2013140774A1 (ja) 2012-03-20 2013-09-26 パナソニック株式会社 サーバ装置、再生装置及びコンテンツ配信システム
KR101479290B1 (ko) * 2014-08-19 2015-01-05 (주)세이퍼존 보안 클라우드 서비스를 제공하기 위한 에이전트 및 보안 클라우드 서비스를위한 보안키장치
JP2022050899A (ja) * 2020-09-18 2022-03-31 キオクシア株式会社 メモリシステム

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2523745B1 (fr) * 1982-03-18 1987-06-26 Bull Sa Procede et dispositif de protection d'un logiciel livre par un fournisseur a un utilisateur
US4785361A (en) * 1982-11-08 1988-11-15 Vault Corporation Method and apparatus for frustrating the unauthorized copying of recorded data
EP0114522A3 (de) * 1982-12-27 1986-12-30 Synertek Inc. Festwertspeichersicherungseinrichtung
DE3332606A1 (de) * 1983-09-09 1985-03-28 Siemens AG, 1000 Berlin und 8000 München Getter-sorptionspumpe mit waermespeicher fuer hochvakuum- und gasentladungsanlagen
US4577289A (en) * 1983-12-30 1986-03-18 International Business Machines Corporation Hardware key-on-disk system for copy-protecting magnetic storage media
US4747139A (en) * 1984-08-27 1988-05-24 Taaffe James L Software security method and systems
CA1238427A (en) * 1984-12-18 1988-06-21 Jonathan Oseas Code protection using cryptography
US5010571A (en) * 1986-09-10 1991-04-23 Titan Linkabit Corporation Metering retrieval of encrypted data stored in customer data retrieval terminal
EP0268139A3 (de) * 1986-11-05 1991-04-10 International Business Machines Corporation Behandlung von Ausführungsrechten mit Bezug auf einen Softwarekopierschutzmechanismus
US4850017A (en) * 1987-05-29 1989-07-18 International Business Machines Corp. Controlled use of cryptographic keys via generating station established control values
US4866769A (en) * 1987-08-05 1989-09-12 Ibm Corporation Hardware assist for protecting PC software
US5065429A (en) * 1989-04-03 1991-11-12 Lang Gerald S Method and apparatus for protecting material on storage media
US5199066A (en) * 1989-04-18 1993-03-30 Special Effects Software, Inc. Method and apparatus for protecting software
JPH02293930A (ja) * 1989-05-08 1990-12-05 Victor Co Of Japan Ltd 記録媒体の記録内容の盗用防止方式
JPH0383132A (ja) * 1989-08-28 1991-04-09 Fujitsu Ltd ソフトウェア保護制御方式
US5058162A (en) * 1990-08-09 1991-10-15 Hewlett-Packard Company Method of distributing computer data files
US5276735A (en) * 1992-04-17 1994-01-04 Secure Computing Corporation Data enclave and trusted path system
US5287408A (en) * 1992-08-31 1994-02-15 Autodesk, Inc. Apparatus and method for serializing and validating copies of computer software

Also Published As

Publication number Publication date
EP1505472A2 (de) 2005-02-09
EP0561685A3 (en) 1993-12-22
DE69333754T2 (de) 2005-08-04
US5555304A (en) 1996-09-10
US5796824A (en) 1998-08-18
EP1505471A2 (de) 2005-02-09
EP1505472A3 (de) 2006-01-18
JP3073590B2 (ja) 2000-08-07
EP0561685A2 (de) 1993-09-22
JPH05257816A (ja) 1993-10-08
US5392351A (en) 1995-02-21
EP0561685B1 (de) 2005-02-09
EP1505471A3 (de) 2006-01-18

Similar Documents

Publication Publication Date Title
DE69333754D1 (de) Elektronisches Datenschutzsystem
DE69302003D1 (de) Dateneingabeanlage
DE69319364D1 (de) Elektronisches Schreibsystem
DE69230193D1 (de) Rechner-Schutzsystem
DE69324293D1 (de) Rechnersystem-Sicherheit
DE69322057D1 (de) Verteiltes Datenverarbeitungssystem
DE69312009D1 (de) Datenverarbeitungssystem
DE69324839D1 (de) Datenverarbeitungssystem
DE69326076D1 (de) Rechnersystem
DE69321167D1 (de) Datenverarbeitungssystem
DE69320915T2 (de) Datenverarbeitungssystem
DE59409273D1 (de) Datenbussystem
NO933205D0 (no) System for representasjon av data
DE69331038T2 (de) Datenverarbeitungseinheit
DE69410617T2 (de) Datenbus
DE69317200T2 (de) Datenverarbeitungsschaltung
DE69316944D1 (de) Datenschutzschaltung
DE69326712D1 (de) Datenpuffersystem
DE69230981D1 (de) Elektronisches graphisches System
KR960002772U (ko) 컴퓨터 시스템 보호회로
KR950015742U (ko) 시스템 보호회로
FI932530A0 (fi) Elektroninen maksujärjestelmä
KR940013353U (ko) 병렬데이타 비교회로
DK55092A (da) Databehandlingsanlaeg
DK149192D0 (da) Elektronisk bestillingskort

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE