JP5633699B2 - コンテンツ配信システム、携帯通信端末装置、及び閲覧制御プログラム - Google Patents

コンテンツ配信システム、携帯通信端末装置、及び閲覧制御プログラム Download PDF

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Publication number
JP5633699B2
JP5633699B2 JP2011014429A JP2011014429A JP5633699B2 JP 5633699 B2 JP5633699 B2 JP 5633699B2 JP 2011014429 A JP2011014429 A JP 2011014429A JP 2011014429 A JP2011014429 A JP 2011014429A JP 5633699 B2 JP5633699 B2 JP 5633699B2
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Japan
Prior art keywords
information
browsing
common key
encrypted
expiration date
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Expired - Fee Related
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JP2011014429A
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English (en)
Japanese (ja)
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JP2012156809A5 (OSRAM
JP2012156809A (ja
Inventor
耕二 鈴木
耕二 鈴木
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.)
Fujifilm Business Innovation Corp
Original Assignee
Fuji Xerox Co Ltd
Fujifilm Business Innovation Corp
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Filing date
Publication date
Application filed by Fuji Xerox Co Ltd, Fujifilm Business Innovation Corp filed Critical Fuji Xerox Co Ltd
Priority to JP2011014429A priority Critical patent/JP5633699B2/ja
Priority to US13/237,598 priority patent/US8713315B2/en
Publication of JP2012156809A publication Critical patent/JP2012156809A/ja
Publication of JP2012156809A5 publication Critical patent/JP2012156809A5/ja
Application granted granted Critical
Publication of JP5633699B2 publication Critical patent/JP5633699B2/ja
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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
    • 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
    • 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
    • H04L63/068—Network architectures or network communication protocols for network security for supporting key management in a packet data network using time-dependent keys, e.g. periodically changing keys
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • H04N21/26613—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel for generating or managing keys in general
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption
    • 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
    • H04L63/0435—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 wherein the sending and receiving network entities apply symmetric encryption, i.e. same key used for encryption and decryption

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Databases & Information Systems (AREA)
  • Telephonic Communication Services (AREA)
JP2011014429A 2011-01-26 2011-01-26 コンテンツ配信システム、携帯通信端末装置、及び閲覧制御プログラム Expired - Fee Related JP5633699B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2011014429A JP5633699B2 (ja) 2011-01-26 2011-01-26 コンテンツ配信システム、携帯通信端末装置、及び閲覧制御プログラム
US13/237,598 US8713315B2 (en) 2011-01-26 2011-09-20 Content distribution system, mobile communication terminal device, and computer readable medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011014429A JP5633699B2 (ja) 2011-01-26 2011-01-26 コンテンツ配信システム、携帯通信端末装置、及び閲覧制御プログラム

Publications (3)

Publication Number Publication Date
JP2012156809A JP2012156809A (ja) 2012-08-16
JP2012156809A5 JP2012156809A5 (OSRAM) 2014-02-20
JP5633699B2 true JP5633699B2 (ja) 2014-12-03

Family

ID=46545045

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011014429A Expired - Fee Related JP5633699B2 (ja) 2011-01-26 2011-01-26 コンテンツ配信システム、携帯通信端末装置、及び閲覧制御プログラム

Country Status (2)

Country Link
US (1) US8713315B2 (OSRAM)
JP (1) JP5633699B2 (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014175970A (ja) 2013-03-12 2014-09-22 Fuji Xerox Co Ltd 情報配信システム、情報処理装置及びプログラム
KR20150091569A (ko) * 2014-02-03 2015-08-12 삼성전자주식회사 전자 장치 및 이의 특정 영역에 대한 접근을 제어하는 방법
DE102019114844A1 (de) * 2019-06-03 2020-12-03 VDV eTicket Service GmbH & Co. KG Verfahren und Kontrollgerät zur sicheren Überprüfung eines elektronischen Tickets
JP6813705B1 (ja) * 2020-06-02 2021-01-13 株式会社メディアドゥ コンテンツ利用システム、コンテンツ利用方法、ユーザ端末、プログラムおよび配信サーバ

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1967559A (zh) * 1999-07-06 2007-05-23 索尼株式会社 数据提供系统、装置及其方法
JP2002215462A (ja) 2001-01-18 2002-08-02 Hitachi Ltd 計算機システム
JP3868218B2 (ja) * 2001-02-15 2007-01-17 日本電信電話株式会社 アクセス制限付コンテンツ表示方法およびその装置
JP4153716B2 (ja) 2001-04-12 2008-09-24 松下電器産業株式会社 公開鍵暗号方式の鍵の更新方法、受信端末及び鍵管理装置
JP3993989B2 (ja) 2001-04-18 2007-10-17 株式会社パンプキンハウス 暗号システムおよびその制御方法，暗号システムにおいて用いられる鍵管理サーバおよびクライアント，ならびにこれらの制御方法
JP2005191755A (ja) * 2003-12-25 2005-07-14 Toshiba Corp コンテンツ受信蓄積装置およびコンテンツ配信システム
JP2006108903A (ja) * 2004-10-01 2006-04-20 Hiromi Fukaya 暗号化データ配布方法、暗号化装置、復号化装置、暗号化プログラム及び復号化プログラム
JP2006333095A (ja) * 2005-05-26 2006-12-07 Hiromi Fukaya 暗号通信方法、暗号通信システム、暗号通信装置及び暗号通信プログラム
JP2007074581A (ja) 2005-09-08 2007-03-22 Yozan Inc 端末機
JP4471129B2 (ja) * 2006-12-22 2010-06-02 財団法人北九州産業学術推進機構 文書管理システム及び文書管理方法、文書管理サーバ、作業端末、並びにプログラム
US8874930B2 (en) * 2009-12-09 2014-10-28 Microsoft Corporation Graph encryption

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Publication number Publication date
US20120191974A1 (en) 2012-07-26
US8713315B2 (en) 2014-04-29
JP2012156809A (ja) 2012-08-16

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