JP2007052633A - コンテンツデータ配信システム - Google Patents
コンテンツデータ配信システム Download PDFInfo
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- JP2007052633A JP2007052633A JP2005237259A JP2005237259A JP2007052633A JP 2007052633 A JP2007052633 A JP 2007052633A JP 2005237259 A JP2005237259 A JP 2005237259A JP 2005237259 A JP2005237259 A JP 2005237259A JP 2007052633 A JP2007052633 A JP 2007052633A
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- 238000009826 distribution Methods 0.000 title claims abstract description 29
- 238000003860 storage Methods 0.000 claims description 31
- 238000012546 transfer Methods 0.000 claims description 8
- 230000004044 response Effects 0.000 claims description 2
- 238000012795 verification Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 19
- 238000004891 communication Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000007726 management method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013523 data management Methods 0.000 description 2
- 238000012384 transportation and delivery Methods 0.000 description 2
- 125000002066 L-histidyl group Chemical group [H]N1C([H])=NC(C([H])([H])[C@](C(=O)[*])([H])N([H])[H])=C1[H] 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- 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
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- 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
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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
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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)
- H04L9/083—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]
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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
- H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
- H04L9/0897—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage involving additional devices, e.g. trusted platform module [TPM], smartcard or USB
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- 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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2463/00—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00
- H04L2463/101—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00 applying security measures for digital rights management
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- 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)
- Information Transfer Between Computers (AREA)
Abstract
【解決手段】 SDメモリカード20は、独自のメディア識別子IDmを保持すると共に暗号化コンテンツデータを復号するためのコンテンツ鍵データを保持する。携帯端末10は、このSDメモリカード20に接続可能に構成される。店舗端末30は、会員登録を条件として、SDメモリカード20に対し、所有するコンテンツ鍵データに対応するコンテンツデータの管理を行うと共に、SDメモリカードに格納されていないコンテンツデータの再ダウンロードのサービスを提供する。
【選択図】 図1
Description
Claims (3)
- 独自のメディア識別子を保持すると共に暗号化コンテンツデータを復号するためのコンテンツ鍵データを保持する記憶媒体に接続可能に構成された携帯端末に対し各種データを配信可能に構成しコンテンツデータを前記携帯端末で利用可能とするコンテンツデータ配信システムであって、
前記携帯端末に関する携帯端末識別子と前記メディア識別子との対のデータとしての会員登録情報を保持する会員登録情報データベースと、
前記記憶媒体が保持するメディア識別子を読み出して前記会員登録情報データベースと照合する照合部と、
前記照合部により前記メディア識別子が前記会員登録情報と合致すると判定された場合に、前記記憶媒体が保持するコンテンツ鍵データを読み出すと共に、読み出されたコンテンツ鍵データに対応する暗号化コンテンツデータが前記記憶媒体又はこれと連携する他の記憶媒体に格納されているか否かを判定する格納状況判定部と、
前記格納状況判定部の判定結果を表示する表示部と、
前記記憶媒体のユーザの指定に応じて前記暗号化コンテンツデータの前記記憶媒体又は前記他の記録媒体への転送を行う転送部と
を備えたことを特徴とするコンテンツデータ配信システム。 - 前記ユーザが有するコンテンツ鍵データである会員コンテンツ鍵データを前記メディア識別子又は前記携帯端末識別子と関連づけて保持する会員コンテンツ鍵データベースを更に備え、
前記ユーザからの要求に応じ、前記会員コンテンツ鍵データを前記記憶媒体に転送することを特徴とする請求項記載のコンテンツデータ配信システム。 - 前記記憶媒体が保持しない前記コンテンツ鍵データに対応する暗号化コンテンツデータを前記コンテンツ鍵データの取得に先立って所定の回数を限度として許容することを特徴とする請求項1記載のコンテンツデータ配信システム。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005237259A JP4764103B2 (ja) | 2005-08-18 | 2005-08-18 | コンテンツデータ配信システム、及び情報処理装置 |
US11/505,820 US8307458B2 (en) | 2005-08-18 | 2006-08-18 | Content data delivery system, and method for delivering an encrypted content data |
US13/586,652 US8689356B2 (en) | 2005-08-18 | 2012-08-15 | Content data delivery system, and method for delivering an encrypted content data |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005237259A JP4764103B2 (ja) | 2005-08-18 | 2005-08-18 | コンテンツデータ配信システム、及び情報処理装置 |
Publications (2)
Publication Number | Publication Date |
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JP2007052633A true JP2007052633A (ja) | 2007-03-01 |
JP4764103B2 JP4764103B2 (ja) | 2011-08-31 |
Family
ID=37768411
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005237259A Expired - Fee Related JP4764103B2 (ja) | 2005-08-18 | 2005-08-18 | コンテンツデータ配信システム、及び情報処理装置 |
Country Status (2)
Country | Link |
---|---|
US (2) | US8307458B2 (ja) |
JP (1) | JP4764103B2 (ja) |
Cited By (18)
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JP2008269088A (ja) * | 2007-04-17 | 2008-11-06 | Toshiba Corp | プログラム情報提供システム、プログラム情報提供方法、プログラム情報提供方法に用いられる記録媒体 |
JP2009290331A (ja) * | 2008-05-27 | 2009-12-10 | Toshiba Corp | データ保護システム、データ保護方法、及びメモリカード |
JP2010028485A (ja) * | 2008-07-18 | 2010-02-04 | Toshiba Corp | 情報処理装置、認証方法及び記憶媒体 |
JP2010237480A (ja) * | 2009-03-31 | 2010-10-21 | Toshiba Corp | コンテンツ保護装置およびコンテンツ保護方法 |
JP2011030275A (ja) * | 2010-10-26 | 2011-02-10 | Toshiba Corp | 情報処理装置 |
JP2015533235A (ja) * | 2012-08-30 | 2015-11-19 | ザ ニールセン カンパニー (ユーエス) エルエルシー | メディアインプレッション及び検索語に関する分散型ユーザ情報を収集するための方法及び装置 |
US9497090B2 (en) | 2011-03-18 | 2016-11-15 | The Nielsen Company (Us), Llc | Methods and apparatus to determine an adjustment factor for media impressions |
US9596151B2 (en) | 2010-09-22 | 2017-03-14 | The Nielsen Company (Us), Llc. | Methods and apparatus to determine impressions using distributed demographic information |
US9641336B2 (en) | 2013-12-31 | 2017-05-02 | The Nielsen Company (Us), Llc | Methods and apparatus to collect distributed user information for media impressions and search terms |
JP2018121334A (ja) * | 2017-01-26 | 2018-08-02 | ウィッカー・インコーポレイテッド | アプリケーション間でユーザ情報を安全に転送すること |
US10045082B2 (en) | 2015-07-02 | 2018-08-07 | The Nielsen Company (Us), Llc | Methods and apparatus to correct errors in audience measurements for media accessed using over-the-top devices |
US10068246B2 (en) | 2013-07-12 | 2018-09-04 | The Nielsen Company (Us), Llc | Methods and apparatus to collect distributed user information for media impressions |
US10205994B2 (en) | 2015-12-17 | 2019-02-12 | The Nielsen Company (Us), Llc | Methods and apparatus to collect distributed user information for media impressions |
US10380633B2 (en) | 2015-07-02 | 2019-08-13 | The Nielsen Company (Us), Llc | Methods and apparatus to generate corrected online audience measurement data |
US10803475B2 (en) | 2014-03-13 | 2020-10-13 | The Nielsen Company (Us), Llc | Methods and apparatus to compensate for server-generated errors in database proprietor impression data due to misattribution and/or non-coverage |
US10956947B2 (en) | 2013-12-23 | 2021-03-23 | The Nielsen Company (Us), Llc | Methods and apparatus to measure media using media object characteristics |
US11562394B2 (en) | 2014-08-29 | 2023-01-24 | The Nielsen Company (Us), Llc | Methods and apparatus to associate transactions with media impressions |
US11983730B2 (en) | 2014-12-31 | 2024-05-14 | The Nielsen Company (Us), Llc | Methods and apparatus to correct for deterioration of a demographic model to associate demographic information with media impression information |
Families Citing this family (30)
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US8223205B2 (en) * | 2007-10-24 | 2012-07-17 | Waterfall Solutions Ltd. | Secure implementation of network-based sensors |
US8484299B2 (en) | 2008-02-28 | 2013-07-09 | Hitachi Consumer Electronics Co., Ltd. | Content delivery system, delivery server, receiving terminal, and content delivery method |
US8370648B1 (en) * | 2010-03-15 | 2013-02-05 | Emc International Company | Writing and reading encrypted data using time-based encryption keys |
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JP2020098648A (ja) * | 2012-08-30 | 2020-06-25 | ザ ニールセン カンパニー (ユー エス) エルエルシー | メディアインプレッション及び検索語に関する分散型ユーザ情報を収集するための方法、装置及びマシン読み取り可能記憶媒体 |
JP2022172098A (ja) * | 2012-08-30 | 2022-11-15 | ザ ニールセン カンパニー (ユー エス) エルエルシー | メディアインプレッション及び検索語に関する分散型ユーザ情報を収集するための装置、記憶媒体、方法及びシステム |
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US20070043769A1 (en) | 2007-02-22 |
US20120311319A1 (en) | 2012-12-06 |
JP4764103B2 (ja) | 2011-08-31 |
US8307458B2 (en) | 2012-11-06 |
US8689356B2 (en) | 2014-04-01 |
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