JP2010525720A - セキュリティレベルに基づくコンテンツ使用方法、コンテンツ共有方法及びデバイス - Google Patents
セキュリティレベルに基づくコンテンツ使用方法、コンテンツ共有方法及びデバイス Download PDFInfo
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- 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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
- H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
- H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
- H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services
- H04H60/19—Arrangements for conditional access to broadcast information or to broadcast-related services on transmission of information
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- 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
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25808—Management of client data
- H04N21/25816—Management of client data involving client authentication
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- 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
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25808—Management of client data
- H04N21/25833—Management of client data involving client hardware characteristics, e.g. manufacturer, processing or storage capabilities
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- 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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
- H04N21/6125—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via Internet
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- 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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/633—Control signals issued by server directed to the network components or client
- H04N21/6332—Control signals issued by server directed to the network components or client directed to client
- H04N21/6334—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key
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- 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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/835—Generation of protective data, e.g. certificates
- H04N21/8355—Generation of protective data, e.g. certificates involving usage data, e.g. number of copies or viewings allowed
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
- H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services
- H04H60/23—Arrangements for conditional access to broadcast information or to broadcast-related services using cryptography, e.g. encryption, authentication, key distribution
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Databases & Information Systems (AREA)
- Computer Security & Cryptography (AREA)
- Computer Graphics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Storage Device Security (AREA)
Abstract
【解決手段】セキュリティレベルに基づくコンテンツ使用方法は、デバイス識別要素の個数に応じて、デバイスセキュリティレベルを生成し、コンテンツを受信し、デバイスセキュリティレベルがコンテンツの使用のための最低許容デバイスセキュリティレベルと確認されると、コンテンツを使用する。従って、コンテンツの使用時に要求される条件を満たさないデバイスは、コンテンツを使用することができないようにして安全性を向上させることができる。
【選択図】図7
Description
30 ドメイン
40 IPTV受信デバイス
41 IPTV送受信モジュール
42 セキュリティコントローラ
43 セキュリティモジュール
431 サービス保護モジュール
432 コンテンツ保護モジュール
45 レンダリングモジュール
46 格納モジュール
47 出力ポート
48 デバイス制御モジュール
50 ホームデバイス
Claims (12)
- デバイス識別要素の個数に応じて、デバイスセキュリティレベルを生成し、
コンテンツを受信し、
前記デバイスセキュリティレベルが前記コンテンツの使用のための最低許容デバイスセキュリティレベルと確認されると、前記コンテンツを使用する、
ことを特徴とするセキュリティレベルに基づくコンテンツ使用方法。 - さらに前記デバイスセキュリティレベルが前記最低許容デバイスセキュリティレベル未満の場合、前記コンテンツの使用を阻止する、請求項1に記載のセキュリティレベルに基づくコンテンツ使用方法。
- さらにデバイス識別要素を抽出して特定エンティティに送信する、請求項1に記載のセキュリティレベルに基づくコンテンツ使用方法。
- 前記デバイスセキュリティレベルを生成する段階は、
前記特定エンティティから前記デバイスセキュリティレベルを含む証明書を受信し、
前記証明書に含まれたデバイスセキュリティレベルの情報に基づいてデバイスセキュリティレベルの情報を生成する、請求項3に記載のセキュリティレベルに基づくコンテンツ使用方法。 - サービスプロバイダからコンテンツ及び前記コンテンツの使用のためのセキュリティレベルの情報を受信し、
前記コンテンツを送信するデバイスから前記デバイスのデバイスセキュリティレベル情報を受信し、
前記コンテンツの使用のためのセキュリティレベル情報と前記デバイスセキュリティレベル情報を用いて前記デバイスに前記コンテンツを送信するか否かを判断することを特徴とするセキュリティレベルに基づくコンテンツ共有方法。 - さらに前記サービスプロバイダにセキュリティ性能情報を送信し、
前記サービスプロバイダからデバイスセキュリティレベル情報を含むデバイスセキュリティレベル証明書を受信する、請求項5に記載のセキュリティレベルに基づくコンテンツ共有方法。 - 前記デバイスのデバイスセキュリティレベル情報を受信する段階は、
前記デバイスとの相互認証の際、前記デバイスから前記デバイスのデバイスセキュリティレベル情報を含むデバイスセキュリティレベル証明書を受信する、請求項5に記載のセキュリティレベルに基づくコンテンツ共有方法。 - 前記コンテンツを送信するか否かを判断する段階は、
前記デバイスのデバイスセキュリティレベルが前記コンテンツの使用のためのセキュリティレベル以上であるか未満であるかを判断する、請求項5に記載のセキュリティレベルに基づくコンテンツ共有方法。 - さらに前記デバイスのセキュリティレベルが前記コンテンツの使用のためのセキュリティレベル以上の場合、前記コンテンツを前記デバイスに送信し、
前記デバイスのデバイスセキュリティレベルが前記コンテンツの使用のためのセキュリティレベル未満の場合、前記デバイスへの前記コンテンツの送信を阻止する、請求項8に記載のセキュリティレベルに基づくコンテンツ共有方法。 - さらに前記コンテンツの送信を阻止する場合、前記コンテンツの使用のためのセキュリティレベルの情報を前記デバイスに送信して、前記デバイスが前記セキュリティレベルを満たすためのセキュリティモジュールをダウンロードすることができるようにする、請求項9に記載のセキュリティレベルに基づくコンテンツ共有方法。
- デバイス識別要素の個数に応じて、デバイスセキュリティレベルを生成するセキュリティレベル生成部と、
コンテンツを受信する受信部と、
前記デバイスセキュリティレベルが前記コンテンツの使用のための最低許容デバイスセキュリティレベルと確認されると、前記コンテンツを使用するコンテンツ使用制御部と、
を含むことを特徴とするセキュリティレベルに基づくデバイス。 - 前記コンテンツ使用制御部は、前記デバイスセキュリティレベルが前記最低許容デバイスセキュリティレベル未満の場合、前記コンテンツの使用を阻止する、請求項11に記載のセキュリティレベルに基づくデバイス。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US91338807P | 2007-04-23 | 2007-04-23 | |
US60/913,388 | 2007-04-23 | ||
US94972207P | 2007-07-13 | 2007-07-13 | |
US60/949,722 | 2007-07-13 | ||
PCT/KR2008/002301 WO2008130191A1 (en) | 2007-04-23 | 2008-04-23 | Method for using contents, method for sharing contents and device based on security level |
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JP2010525720A true JP2010525720A (ja) | 2010-07-22 |
JP5086426B2 JP5086426B2 (ja) | 2012-11-28 |
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JP2010506046A Expired - Fee Related JP5086426B2 (ja) | 2007-04-23 | 2008-04-23 | セキュリティレベルに基づくコンテンツ使用方法、コンテンツ共有方法及びデバイス |
Country Status (6)
Country | Link |
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US (1) | US8949926B2 (ja) |
EP (1) | EP2153557A4 (ja) |
JP (1) | JP5086426B2 (ja) |
KR (1) | KR101098091B1 (ja) |
CN (1) | CN101682439B (ja) |
WO (1) | WO2008130191A1 (ja) |
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Also Published As
Publication number | Publication date |
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KR20090129472A (ko) | 2009-12-16 |
CN101682439A (zh) | 2010-03-24 |
EP2153557A4 (en) | 2013-07-03 |
US20100186065A1 (en) | 2010-07-22 |
EP2153557A1 (en) | 2010-02-17 |
KR101098091B1 (ko) | 2011-12-26 |
CN101682439B (zh) | 2012-07-04 |
JP5086426B2 (ja) | 2012-11-28 |
US8949926B2 (en) | 2015-02-03 |
WO2008130191A1 (en) | 2008-10-30 |
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