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DE60140041D1 - Verfahren und vorrichtung zur informationsverarbeitung - Google Patents

Verfahren und vorrichtung zur informationsverarbeitung

Info

Publication number
DE60140041D1
DE60140041D1 DE60140041T DE60140041T DE60140041D1 DE 60140041 D1 DE60140041 D1 DE 60140041D1 DE 60140041 T DE60140041 T DE 60140041T DE 60140041 T DE60140041 T DE 60140041T DE 60140041 D1 DE60140041 D1 DE 60140041D1
Authority
DE
Germany
Prior art keywords
ekb
key
create
information processing
requesting
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
DE60140041T
Other languages
English (en)
Inventor
Tomoyuki Asano
Yoshitomo Osawa
Tateo Oishi
Ryuji Ishiguro
Ryuta Taki
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
Application granted granted Critical
Publication of DE60140041D1 publication Critical patent/DE60140041D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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)
    • H04L9/0822—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) using key encryption key
    • 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
    • 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)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Storage Device Security (AREA)
  • Hardware Redundancy (AREA)
  • Debugging And Monitoring (AREA)
  • Multi-Process Working Machines And Systems (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
DE60140041T 2000-12-26 2001-12-21 Verfahren und vorrichtung zur informationsverarbeitung Expired - Lifetime DE60140041D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000395844A JP4581246B2 (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
PCT/JP2001/011236 WO2002052780A1 (en) 2000-12-26 2001-12-21 Information processing system and method

Publications (1)

Publication Number Publication Date
DE60140041D1 true DE60140041D1 (de) 2009-11-12

Family

ID=18861236

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60140041T Expired - Lifetime DE60140041D1 (de) 2000-12-26 2001-12-21 Verfahren und vorrichtung zur informationsverarbeitung

Country Status (8)

Country Link
US (1) US7346170B2 (de)
EP (1) EP1249962B1 (de)
JP (1) JP4581246B2 (de)
KR (1) KR100859622B1 (de)
CN (1) CN100418316C (de)
AT (1) ATE444616T1 (de)
DE (1) DE60140041D1 (de)
WO (1) WO2002052780A1 (de)

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US7451310B2 (en) * 2002-12-02 2008-11-11 International Business Machines Corporation Parallelizable authentication tree for random access storage
US7299493B1 (en) * 2003-09-30 2007-11-20 Novell, Inc. Techniques for dynamically establishing and managing authentication and trust relationships
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
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US11734393B2 (en) * 2004-09-20 2023-08-22 Warner Bros. Entertainment Inc. Content distribution with renewable content protection
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JP2007150846A (ja) * 2005-11-29 2007-06-14 Toshiba Corp コンテンツ再生システム
FR2899748B1 (fr) * 2006-04-07 2008-11-28 Thales Sa Schema de diffusion hybride efficace, adapte a une faible bande passante
CN101051899B (zh) * 2006-05-22 2011-05-04 华为技术有限公司 无线通信网络中生成移动ip密钥的方法及系统
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
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CN102238146B (zh) * 2010-04-27 2014-10-08 中国移动通信集团公司 认证方法、装置、认证中心及系统
US9691055B2 (en) 2010-12-17 2017-06-27 Google Inc. Digital wallet
US8352749B2 (en) 2010-12-17 2013-01-08 Google Inc. Local trusted services manager for a contactless smart card
US8646059B1 (en) 2010-12-17 2014-02-04 Google Inc. Wallet application for interacting with a secure element application without a trusted server for authentication
US8335921B2 (en) 2010-12-17 2012-12-18 Google, Inc. Writing application data to a secure element
US8171525B1 (en) 2011-09-15 2012-05-01 Google Inc. Enabling users to select between secure service providers using a central trusted service manager
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Also Published As

Publication number Publication date
WO2002052780A1 (en) 2002-07-04
CN100418316C (zh) 2008-09-10
JP4581246B2 (ja) 2010-11-17
EP1249962B1 (de) 2009-09-30
US20030185396A1 (en) 2003-10-02
CN1426642A (zh) 2003-06-25
US7346170B2 (en) 2008-03-18
KR20030019317A (ko) 2003-03-06
ATE444616T1 (de) 2009-10-15
JP2002198950A (ja) 2002-07-12
EP1249962A1 (de) 2002-10-16
HK1058589A1 (zh) 2004-05-21
KR100859622B1 (ko) 2008-09-23
EP1249962A4 (de) 2005-02-02

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