CN101663856B - 密钥提供系统、密钥提供装置、终端设备、密钥提供方法和密钥生成方法 - Google Patents

密钥提供系统、密钥提供装置、终端设备、密钥提供方法和密钥生成方法 Download PDF

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Publication number
CN101663856B
CN101663856B CN2008800090496A CN200880009049A CN101663856B CN 101663856 B CN101663856 B CN 101663856B CN 2008800090496 A CN2008800090496 A CN 2008800090496A CN 200880009049 A CN200880009049 A CN 200880009049A CN 101663856 B CN101663856 B CN 101663856B
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China
Prior art keywords
information
key
generation path
key generation
terminal device
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Expired - Fee Related
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CN2008800090496A
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English (en)
Chinese (zh)
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CN101663856A (zh
Inventor
浅野智之
草川雅文
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Sony Corp
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Sony Corp
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Publication of CN101663856A publication Critical patent/CN101663856A/zh
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    • 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
    • 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
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Mobile Radio Communication Systems (AREA)
CN2008800090496A 2007-03-20 2008-02-04 密钥提供系统、密钥提供装置、终端设备、密钥提供方法和密钥生成方法 Expired - Fee Related CN101663856B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007073172A JP2008236377A (ja) 2007-03-20 2007-03-20 鍵提供システム、鍵提供装置、端末装置、鍵提供方法、及び鍵生成方法
JP073172/2007 2007-03-20
PCT/JP2008/051745 WO2008114540A1 (ja) 2007-03-20 2008-02-04 鍵提供システム、鍵提供装置、端末装置、鍵提供方法、及び鍵生成方法

Publications (2)

Publication Number Publication Date
CN101663856A CN101663856A (zh) 2010-03-03
CN101663856B true CN101663856B (zh) 2013-01-02

Family

ID=39765656

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2008800090496A Expired - Fee Related CN101663856B (zh) 2007-03-20 2008-02-04 密钥提供系统、密钥提供装置、终端设备、密钥提供方法和密钥生成方法

Country Status (6)

Country Link
US (1) US20100086133A1 (enExample)
EP (1) EP2139153A1 (enExample)
JP (1) JP2008236377A (enExample)
KR (1) KR20100014483A (enExample)
CN (1) CN101663856B (enExample)
WO (1) WO2008114540A1 (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101547554B1 (ko) * 2008-11-27 2015-08-26 삼성전자주식회사 디지털 콘텐츠 서비스 제공 방법 및 시스템
US8885829B2 (en) * 2009-10-22 2014-11-11 Sony Corporation Antipiracy key segmentation for HFC multicast distribution from master headend to cable hubs
JP5488180B2 (ja) * 2010-04-30 2014-05-14 ソニー株式会社 コンテンツ再生装置、制御情報提供サーバ、及びコンテンツ再生システム
WO2013001582A1 (en) * 2011-06-30 2013-01-03 Hitachi, Ltd. Computer system and access restriction method
JP5744363B1 (ja) * 2014-06-11 2015-07-08 三菱電機株式会社 作画ソフトウェア
US10601588B2 (en) * 2014-11-18 2020-03-24 Nokia Technologies Oy Secure access to remote data
CN106651363B (zh) * 2016-12-28 2020-06-02 飞天诚信科技股份有限公司 一种硬件钱包及其持有者身份验证方法
JP6302109B2 (ja) * 2017-02-21 2018-03-28 株式会社東芝 通信制御装置、通信制御方法、プログラムおよび通信システム
EP3439228B1 (de) 2017-08-02 2020-07-29 Siemens Aktiengesellschaft Verfahren und vorrichtungen zum erreichen einer sicherheitsfunktion, insbesondere im umfeld einer geräte- und/oder anlagensteuerung
US11599479B2 (en) * 2018-05-09 2023-03-07 Intel Corporation Technology for fine-grain encryption and secure key injection on self-encrypting drives
CN116978509B (zh) * 2023-09-22 2023-12-19 山东百康云网络科技有限公司 一种电子处方流转方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1638326A (zh) * 2004-01-07 2005-07-13 日本电气株式会社 内容分配系统和方法、服务器、用户终端、加密设备、管理设备和成流设备

Family Cites Families (8)

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Publication number Priority date Publication date Assignee Title
US6240188B1 (en) * 1999-07-06 2001-05-29 Matsushita Electric Industrial Co., Ltd. Distributed group key management scheme for secure many-to-many communication
JP2001352321A (ja) * 2000-04-06 2001-12-21 Sony Corp 情報処理システム、情報処理方法、および情報記録媒体、並びにプログラム提供媒体
US7340603B2 (en) * 2002-01-30 2008-03-04 Sony Corporation Efficient revocation of receivers
JP4561074B2 (ja) * 2003-10-14 2010-10-13 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
JP4632413B2 (ja) * 2004-09-01 2011-02-16 キヤノン株式会社 情報暗号化装置及び情報配信装置並びにそれらの制御方法、並びに、コンピュータプログラム及びコンピュータ可読記憶媒体
JP2006310182A (ja) 2005-04-28 2006-11-09 Toyota Motor Corp 燃料電池システム及びパージ弁制御方法
JP2006310213A (ja) 2005-05-02 2006-11-09 Sumitomo Electric Ind Ltd フラットケーブル及びフラットケーブルの製造方法
JP2006310226A (ja) 2005-05-02 2006-11-09 Omron Corp マイクロスイッチ

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1638326A (zh) * 2004-01-07 2005-07-13 日本电气株式会社 内容分配系统和方法、服务器、用户终端、加密设备、管理设备和成流设备

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Nuttapong Attrapadung等.Subset Incremental Chain Based Broadcast Encryption with Shorter Ciphertext.《Proceedings of the 28th Symposium on Information Theory and Its Applications》.2005,第1卷第57-60页. *

Also Published As

Publication number Publication date
WO2008114540A1 (ja) 2008-09-25
CN101663856A (zh) 2010-03-03
EP2139153A1 (en) 2009-12-30
KR20100014483A (ko) 2010-02-10
US20100086133A1 (en) 2010-04-08
JP2008236377A (ja) 2008-10-02

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Granted publication date: 20130102

Termination date: 20140204