ATE356484T1 - Vorrichtung und verfahren zur informationsverarbeitung - Google Patents

Vorrichtung und verfahren zur informationsverarbeitung

Info

Publication number
ATE356484T1
ATE356484T1 AT01272281T AT01272281T ATE356484T1 AT E356484 T1 ATE356484 T1 AT E356484T1 AT 01272281 T AT01272281 T AT 01272281T AT 01272281 T AT01272281 T AT 01272281T AT E356484 T1 ATE356484 T1 AT E356484T1
Authority
AT
Austria
Prior art keywords
ekb
key
tree
information processing
category
Prior art date
Application number
AT01272281T
Other languages
English (en)
Inventor
Tomoyuki Asano
Yoshitomo Osawa
Tateo Oishi
Ryuji Ishiguro
Ryuta Taki
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
Application granted granted Critical
Publication of ATE356484T1 publication Critical patent/ATE356484T1/de

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/107—License processing; Key processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
    • H04L63/062—Network architectures or network communication protocols for network security for supporting key management in a packet data network for key distribution, e.g. centrally by trusted party
    • 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
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/083—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP]
    • H04L9/0833—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP] involving conference or group key
    • H04L9/0836—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP] involving conference or group key using tree structure or hierarchical structure
    • 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
    • H04L9/0891—Revocation or update of secret information, e.g. encryption key update or rekeying
    • 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
    • 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
    • G11B20/00855—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a step of exchanging information with a remote server
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/60—Digital content management, e.g. content distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/0869—Network architectures or network communication protocols for network security for authentication of entities for achieving mutual authentication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
    • H04L63/104—Grouping of entities

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • Technology Law (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Storage Device Security (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Circuits Of Receivers In General (AREA)
  • Information Transfer Between Computers (AREA)
  • Communication Control (AREA)
  • Hardware Redundancy (AREA)
  • Debugging And Monitoring (AREA)
  • Multi-Process Working Machines And Systems (AREA)
AT01272281T 2000-12-26 2001-12-21 Vorrichtung und verfahren zur informationsverarbeitung ATE356484T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000396098A JP4710132B2 (ja) 2000-12-26 2000-12-26 情報処理システム、および情報処理方法、並びにプログラム記録媒体

Publications (1)

Publication Number Publication Date
ATE356484T1 true ATE356484T1 (de) 2007-03-15

Family

ID=18861456

Family Applications (2)

Application Number Title Priority Date Filing Date
AT01272281T ATE356484T1 (de) 2000-12-26 2001-12-21 Vorrichtung und verfahren zur informationsverarbeitung
AT06076195T ATE419691T1 (de) 2000-12-26 2001-12-21 Hierarchisches data content baumverteilung informationsystem und -verfahren

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT06076195T ATE419691T1 (de) 2000-12-26 2001-12-21 Hierarchisches data content baumverteilung informationsystem und -verfahren

Country Status (8)

Country Link
US (2) US7167564B2 (de)
EP (2) EP1253739B1 (de)
JP (1) JP4710132B2 (de)
KR (1) KR100852305B1 (de)
CN (1) CN1211975C (de)
AT (2) ATE356484T1 (de)
DE (2) DE60127096T2 (de)
WO (1) WO2002052781A1 (de)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7188176B1 (en) * 2000-01-20 2007-03-06 Priceline.Com Incorporated Apparatus, system, and method for maintaining a persistent data state on a communications network
JP4710132B2 (ja) * 2000-12-26 2011-06-29 ソニー株式会社 情報処理システム、および情報処理方法、並びにプログラム記録媒体
JP4581246B2 (ja) * 2000-12-26 2010-11-17 ソニー株式会社 情報処理システム、および情報処理方法、並びにプログラム記録媒体
WO2002078419A2 (en) 2001-03-29 2002-10-10 Matsushita Electric Industrial Co., Ltd. Data protection system that protects data by encrypting the data
US7336791B2 (en) 2001-03-29 2008-02-26 Sony Corporation Information processing apparatus
GB0129065D0 (en) * 2001-12-05 2002-01-23 Philips Electronics Uk Ltd Method and apparatus for verifying the integrity of system data
US7340603B2 (en) 2002-01-30 2008-03-04 Sony Corporation Efficient revocation of receivers
JP2004054834A (ja) * 2002-07-24 2004-02-19 Matsushita Electric Ind Co Ltd プログラム開発方法、プログラム開発支援装置およびプログラム実装方法
KR100924773B1 (ko) * 2002-09-16 2009-11-03 삼성전자주식회사 메타데이터 암호화 및 복호화 방법과 암호화된 메타데이터관리 방법 및 그 시스템
JP3821086B2 (ja) * 2002-11-01 2006-09-13 ソニー株式会社 ストリーミングシステム及びストリーミング方法、クライアント端末及びデータ復号方法、並びにプログラム
US7296158B2 (en) * 2002-11-08 2007-11-13 Palo Alto Research Center Incorporated Methods, apparatus, and program products for inferring service usage
JP4099039B2 (ja) * 2002-11-15 2008-06-11 松下電器産業株式会社 プログラム更新方法
MXPA05007498A (es) * 2003-01-15 2005-09-21 Matsushita Electric Industrial Co Ltd Sistema de proteccion de contenido, aparato de generacion de datos clave y aparato terminal.
JP4284497B2 (ja) * 2003-01-29 2009-06-24 日本電気株式会社 情報共有方法、装置、およびプログラム
US7835520B2 (en) * 2003-02-20 2010-11-16 Zoran Corporation Unique identifier per chip for digital audio/video data encryption/decryption in personal video recorders
US8132024B2 (en) 2003-03-11 2012-03-06 Panasonic Corporation Digital work protection system, recording apparatus, reproduction apparatus, and recording medium
US7426637B2 (en) * 2003-05-21 2008-09-16 Music Public Broadcasting, Inc. Method and system for controlled media sharing in a network
US7165238B2 (en) * 2003-06-06 2007-01-16 Intentional Software Corporation Method and system for organizing and manipulating nodes by category in a program tree
JP4615444B2 (ja) * 2003-08-05 2011-01-19 パナソニック株式会社 著作権保護システム
US20050049886A1 (en) * 2003-08-28 2005-03-03 Sbc Knowledge Ventures, L.P. System and method for managing digital rights and content assets
US7467415B2 (en) * 2003-09-30 2008-12-16 Novell, Inc. Distributed dynamic security for document collaboration
US8015301B2 (en) * 2003-09-30 2011-09-06 Novell, Inc. Policy and attribute based access to a resource
US7299493B1 (en) * 2003-09-30 2007-11-20 Novell, Inc. Techniques for dynamically establishing and managing authentication and trust relationships
US7412603B2 (en) * 2003-12-05 2008-08-12 Microsoft Corporation Methods and systems for enabling secure storage of sensitive data
US8037314B2 (en) * 2003-12-22 2011-10-11 Intel Corporation Replacing blinded authentication authority
US7802095B2 (en) * 2004-02-03 2010-09-21 Music Public Broadcasting, Inc. Method and system for preventing unauthorized recording of media content on a Macintosh operating system
JP4725070B2 (ja) * 2004-10-13 2011-07-13 パナソニック株式会社 正規コンテンツ確認方法、コンテンツ送受信システム、送信機、および受信機
JP3814620B2 (ja) * 2004-10-15 2006-08-30 株式会社東芝 情報処理装置および情報処理方法
US7386128B2 (en) * 2004-12-29 2008-06-10 General Instrument Corporation Conditional access system providing access to multiple programs or services
US7971070B2 (en) * 2005-01-11 2011-06-28 International Business Machines Corporation Read/write media key block
KR20060131536A (ko) 2005-06-16 2006-12-20 삼성전자주식회사 ＢＥ 시스템에서의 홈 디바이스의 통합적 키(ｋｅｙ) 관리방법 및 그 시스템
JP4596256B2 (ja) * 2005-08-02 2010-12-08 ソニー株式会社 送受信システムおよび方法、送信装置および方法、受信装置および方法、並びにプログラム
WO2007059807A1 (en) * 2005-11-22 2007-05-31 Nero Ag Apparatus and method for retrieving a decryption key, license server and media player
US20080025504A1 (en) * 2005-11-23 2008-01-31 Robert Rapp Computer or digital device data encryption/decryption performed by using a random analog source
WO2007093925A1 (en) * 2006-02-14 2007-08-23 Koninklijke Philips Electronics N.V. Improved method of content protection
WO2007093946A1 (en) * 2006-02-14 2007-08-23 Koninklijke Philips Electronics N.V. Improved method of content protection
JP4837463B2 (ja) * 2006-07-11 2011-12-14 Ｋｄｄｉ株式会社 鍵管理システム、鍵管理方法およびプログラム
US20100251381A1 (en) * 2007-08-17 2010-09-30 Seong-Oun Hwang System renewability message providing method and system renewability message using method and apparatus thereof
US8761402B2 (en) * 2007-09-28 2014-06-24 Sandisk Technologies Inc. System and methods for digital content distribution
US9083685B2 (en) * 2009-06-04 2015-07-14 Sandisk Technologies Inc. Method and system for content replication control
WO2011064883A1 (ja) 2009-11-27 2011-06-03 株式会社東芝 メモリチップ
WO2011068996A1 (en) * 2009-12-04 2011-06-09 Cryptography Research, Inc. Verifiable, leak-resistant encryption and decryption
CN101882197B (zh) * 2010-05-31 2012-07-04 北京航空航天大学 一种基于分级密钥的rfid询问-应答安全认证方法
JP2012084071A (ja) * 2010-10-14 2012-04-26 Toshiba Corp デジタルコンテンツの保護方法、復号方法、再生装置、記憶媒体、暗号装置
JP5670272B2 (ja) 2011-07-19 2015-02-18 株式会社東芝 情報処理装置、サーバ装置およびプログラム
US8661527B2 (en) 2011-08-31 2014-02-25 Kabushiki Kaisha Toshiba Authenticator, authenticatee and authentication method
ES2533757B1 (es) * 2011-10-13 2016-01-19 Evolium Technologies, S.L. Operaciones criptográficas
US9928350B2 (en) 2012-02-17 2018-03-27 Irdeto B.V. Digital rights management
US9008316B2 (en) * 2012-03-29 2015-04-14 Microsoft Technology Licensing, Llc Role-based distributed key management
WO2014059047A2 (en) * 2012-10-10 2014-04-17 Red.Com, Inc. Video distribution and playback
JP5992295B2 (ja) * 2012-11-02 2016-09-14 株式会社東芝 通信制御装置、通信装置およびプログラム
EP3248360B1 (de) 2015-01-19 2020-05-06 Inauth, Inc. Systeme und verfahren für sichere kommunikation mit sicherem weg
US20160246582A1 (en) * 2015-02-25 2016-08-25 Red Hat, Inc. Generic Semantic Configuration Service
US9774610B2 (en) * 2015-07-28 2017-09-26 Futurewei Technologies, Inc. Certificateless data verification with revocable signatures
US11128452B2 (en) * 2017-03-25 2021-09-21 AVAST Software s.r.o. Encrypted data sharing with a hierarchical key structure
US11303632B1 (en) * 2018-06-08 2022-04-12 Wells Fargo Bank, N.A. Two-way authentication system and method
KR20200085143A (ko) 2019-01-04 2020-07-14 삼성전자주식회사 외부 장치를 등록하는 대화형 제어 시스템 및 방법

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5748736A (en) 1996-06-14 1998-05-05 Mittra; Suvo System and method for secure group communications via multicast or broadcast
US5999947A (en) 1997-05-27 1999-12-07 Arkona, Llc Distributing database differences corresponding to database change events made to a database table located on a server computer
JPH11187013A (ja) * 1997-12-24 1999-07-09 Ibm Japan Ltd 暗号鍵配信システム
US6049878A (en) * 1998-01-20 2000-04-11 Sun Microsystems, Inc. Efficient, secure multicasting with global knowledge
DE19928848A1 (de) 1999-06-24 2000-12-28 Sator Laser Gmbh Vorrichtung zum Schneiden von Materialbahnen aus Papier oder Kunststoff
US6263435B1 (en) 1999-07-06 2001-07-17 Matsushita Electric Industrial Co., Ltd. Dual encryption protocol for scalable secure group communication
US6240188B1 (en) * 1999-07-06 2001-05-29 Matsushita Electric Industrial Co., Ltd. Distributed group key management scheme for secure many-to-many communication
IL130963A (en) * 1999-07-15 2006-04-10 Nds Ltd Key management for content protection
JP4710132B2 (ja) * 2000-12-26 2011-06-29 ソニー株式会社 情報処理システム、および情報処理方法、並びにプログラム記録媒体

Also Published As

Publication number Publication date
WO2002052781A1 (fr) 2002-07-04
JP4710132B2 (ja) 2011-06-29
HK1058269A1 (en) 2004-05-07
JP2002198952A (ja) 2002-07-12
US7167564B2 (en) 2007-01-23
US20070098177A1 (en) 2007-05-03
ATE419691T1 (de) 2009-01-15
DE60127096D1 (de) 2007-04-19
KR100852305B1 (ko) 2008-08-18
CN1426644A (zh) 2003-06-25
US20030142824A1 (en) 2003-07-31
EP1253739B1 (de) 2007-03-07
DE60127096T2 (de) 2007-11-08
EP1710947B1 (de) 2008-12-31
EP1253739A4 (de) 2005-02-02
EP1253739A1 (de) 2002-10-30
DE60137270D1 (de) 2009-02-12
EP1710947A1 (de) 2006-10-11
CN1211975C (zh) 2005-07-20
US7738662B2 (en) 2010-06-15
KR20030019315A (ko) 2003-03-06

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