AU2008205545B2 - Methods, systems, and apparatus for fragmented file sharing - Google Patents

Methods, systems, and apparatus for fragmented file sharing Download PDF

Info

Publication number
AU2008205545B2
AU2008205545B2 AU2008205545A AU2008205545A AU2008205545B2 AU 2008205545 B2 AU2008205545 B2 AU 2008205545B2 AU 2008205545 A AU2008205545 A AU 2008205545A AU 2008205545 A AU2008205545 A AU 2008205545A AU 2008205545 B2 AU2008205545 B2 AU 2008205545B2
Authority
AU
Australia
Prior art keywords
content
fragments
downloader
policy
fragment
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.)
Ceased
Application number
AU2008205545A
Other languages
English (en)
Other versions
AU2008205545A1 (en
Inventor
William Benjamin Bradley
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.)
Intertrust Technologies Corp
Original Assignee
Intertrust Technologies 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 Intertrust Technologies Corp filed Critical Intertrust Technologies Corp
Publication of AU2008205545A1 publication Critical patent/AU2008205545A1/en
Application granted granted Critical
Publication of AU2008205545B2 publication Critical patent/AU2008205545B2/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/105—Arrangements for software license management or administration, e.g. for managing licenses at corporate level
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/10—Protocols in which an application is distributed across nodes in the network
    • H04L67/104—Peer-to-peer [P2P] networks
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/108—Transfer of content, software, digital rights or licenses
    • G06F21/1083—Partial license transfers
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/108—Transfer of content, software, digital rights or licenses
    • G06F21/1085—Content sharing, e.g. peer-to-peer [P2P]
    • 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
    • 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
    • H04L63/20—Network architectures or network communication protocols for network security for managing network security; network security policies in general

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Technology Law (AREA)
  • Information Transfer Between Computers (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
AU2008205545A 2007-01-17 2008-01-17 Methods, systems, and apparatus for fragmented file sharing Ceased AU2008205545B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US88536407P 2007-01-17 2007-01-17
US60/885,364 2007-01-17
PCT/US2008/000654 WO2008088856A1 (en) 2007-01-17 2008-01-17 Methods, systems, and apparatus for fragmented file sharing

Publications (2)

Publication Number Publication Date
AU2008205545A1 AU2008205545A1 (en) 2008-07-24
AU2008205545B2 true AU2008205545B2 (en) 2012-03-08

Family

ID=39420599

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2008205545A Ceased AU2008205545B2 (en) 2007-01-17 2008-01-17 Methods, systems, and apparatus for fragmented file sharing

Country Status (7)

Country Link
US (4) US8402556B2 (enExample)
EP (2) EP2835951B1 (enExample)
JP (1) JP2010517138A (enExample)
CN (1) CN101637005B (enExample)
AU (1) AU2008205545B2 (enExample)
CA (1) CA2675595C (enExample)
WO (1) WO2008088856A1 (enExample)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9432433B2 (en) 2006-06-09 2016-08-30 Qualcomm Incorporated Enhanced block-request streaming system using signaling or block creation
EP2835951B1 (en) 2007-01-17 2018-08-22 Intertrust Technologies Corporation Methods, systems, and apparatus for fragmented file sharing
US20090157876A1 (en) * 2007-12-17 2009-06-18 Lection David B Methods, Systems, And Computer Readable Media For Managing User Access To An Electronic Media Sharing Environment
US8510796B2 (en) * 2008-01-25 2013-08-13 Oracle International Corporation Method for application-to-application authentication via delegation
US8353049B2 (en) * 2008-04-17 2013-01-08 Microsoft Corporation Separating keys and policy for consuming content
US20150006411A1 (en) * 2008-06-11 2015-01-01 James D. Bennett Creative work registry
JP5071262B2 (ja) * 2008-06-19 2012-11-14 ブラザー工業株式会社 情報配信システム、同情報配信システムにおける端末装置、配信サーバ及び投入サーバ並びにそのプログラム
JP4850218B2 (ja) * 2008-07-30 2012-01-11 株式会社ソニー・コンピュータエンタテインメント データ配信システム
JP5340664B2 (ja) * 2008-07-30 2013-11-13 株式会社ソニー・コンピュータエンタテインメント データ配信システム
CN101677325B (zh) * 2008-09-16 2013-08-28 华为技术有限公司 发布媒体描述信息和获取媒体的方法、装置、系统
US8996547B2 (en) * 2008-10-31 2015-03-31 Microsoft Technology Licensing, Llc Dynamic fragmentation of digital media
US8621044B2 (en) * 2009-03-16 2013-12-31 Microsoft Corporation Smooth, stateless client media streaming
US8260883B2 (en) * 2009-04-01 2012-09-04 Wimm Labs, Inc. File sharing between devices
US8929303B2 (en) * 2009-04-06 2015-01-06 Samsung Electronics Co., Ltd. Control and data channels for advanced relay operation
US8694479B1 (en) * 2009-05-05 2014-04-08 Amazon Technologies, Inc. Placing digital content in a personalized data store
US9270683B2 (en) * 2009-05-15 2016-02-23 Amazon Technologies, Inc. Storage device authentication
US8914903B1 (en) 2009-06-03 2014-12-16 Amdocs Software System Limited System, method, and computer program for validating receipt of digital content by a client device
US8239443B2 (en) * 2009-09-01 2012-08-07 Rovi Technologies Corporation Method and system for tunable distribution of content
US9917874B2 (en) 2009-09-22 2018-03-13 Qualcomm Incorporated Enhanced block-request streaming using block partitioning or request controls for improved client-side handling
CN102822842B (zh) * 2010-04-05 2016-11-16 Lg电子株式会社 使用drm更新广告内容的方法
US20120078703A1 (en) * 2010-09-08 2012-03-29 Sony Pictures Technologies Inc. Access to media bites
CN103109300B (zh) * 2010-09-21 2017-06-30 惠普发展公司，有限责任合伙企业 对至少一个数字文件的差异化策略的应用
US8943215B2 (en) * 2010-12-21 2015-01-27 Microsoft Corporation Distributed smooth streaming utilizing dynamic manifests
US8510267B2 (en) * 2011-03-08 2013-08-13 Rackspace Us, Inc. Synchronization of structured information repositories
US9607105B1 (en) * 2011-03-30 2017-03-28 Amazon Technologies, Inc. Content searching techniques
CN102833294B (zh) 2011-06-17 2015-05-20 阿里巴巴集团控股有限公司 基于云存储的文件处理方法、系统及服务器集群系统
CN102238434B (zh) * 2011-07-22 2017-12-19 中兴通讯股份有限公司 一种iptv流媒体文件虚拟分段和使用的方法及系统
US8234350B1 (en) 2011-12-19 2012-07-31 Seachange International, Inc. Systems and methods for generating targeted manifest files
US8719946B2 (en) 2012-03-05 2014-05-06 Song1, Llc System and method for securely retrieving and playing digital media
US8887215B2 (en) * 2012-06-11 2014-11-11 Rgb Networks, Inc. Targeted high-value content in HTTP streaming video on demand
US8875254B2 (en) * 2012-08-07 2014-10-28 International Business Machines Corporation Cache sharing of enterprise data among peers via an enterprise server
CN102917029B (zh) * 2012-09-26 2015-08-12 东莞宇龙通信科技有限公司 云存储的实现方法及云存储系统
US20140164052A1 (en) * 2012-12-12 2014-06-12 Hartford Fire Insurance Company System and Method for Managing and Displaying Company Policy Data
US9348833B2 (en) * 2013-03-12 2016-05-24 Sap Se Consolidation for updated/deleted records in old fragments
US9124568B2 (en) 2013-03-15 2015-09-01 Disney Enterprises, Inc. Device and method for asset protection scheme
GB201401338D0 (en) * 2014-01-27 2014-03-12 Omarco Network Solutions Ltd Short range communications control
US10003858B2 (en) 2014-05-09 2018-06-19 DISH Technologies L.L.C. Provisioning commercial-free media content
WO2015187740A1 (en) * 2014-06-02 2015-12-10 Sonic Ip, Inc. Binding content playback to a removable storage
US20160041993A1 (en) 2014-08-05 2016-02-11 Time Warner Cable Enterprises Llc Apparatus and methods for lightweight transcoding
US9467492B2 (en) * 2014-08-19 2016-10-11 Palo Alto Research Center Incorporated System and method for reconstructable all-in-one content stream
CN105656955B (zh) * 2014-11-11 2019-07-23 华为数字技术（苏州）有限公司 文件处理方法、装置及系统
US20160182466A1 (en) * 2014-12-23 2016-06-23 CodeShop BV TransDRM for Streaming Media
JP6380645B2 (ja) * 2015-02-17 2018-08-29 富士通株式会社 アプリケーション配信方法、アプリケーション配信プログラム、およびサーバ
US10277934B2 (en) * 2015-03-13 2019-04-30 Qualcomm Incorporated Permissions management for watermarked data in a broadcast environment
US10375452B2 (en) 2015-04-14 2019-08-06 Time Warner Cable Enterprises Llc Apparatus and methods for thumbnail generation
US10425453B2 (en) * 2015-04-17 2019-09-24 Telefonaktiebolaget Lm Ericsson (Publ) Dynamic packager network based ABR media distribution and delivery
US10108809B2 (en) * 2015-10-30 2018-10-23 Airwatch Llc Applying rights management policies to protected files
CN105897825A (zh) * 2015-11-20 2016-08-24 乐视云计算有限公司 异步传输文件的方法及系统
US12314414B2 (en) * 2015-11-24 2025-05-27 Comcast Cable Communications, Llc Adaptive rights management system
US10701040B2 (en) * 2016-05-23 2020-06-30 Amazon Technologies, Inc. Protecting content-stream portions from modification or removal
US10212466B1 (en) * 2016-06-28 2019-02-19 Amazon Technologies, Inc. Active region frame playback
US10749925B1 (en) 2016-09-02 2020-08-18 Snap Inc. Video streaming optimization for quick start of video display
US10476866B2 (en) * 2017-01-12 2019-11-12 Wipro Limited System and method for storing and delivering digital content
US12034835B2 (en) * 2018-01-31 2024-07-09 Comcast Cable Communications, Llc Managing encryption keys for content
US10939142B2 (en) * 2018-02-27 2021-03-02 Charter Communications Operating, Llc Apparatus and methods for content storage, distribution and security within a content distribution network
CN109496419B (zh) * 2018-05-23 2022-01-28 阿里巴巴（中国）有限公司 文件处理方法、装置和系统
SE2150527A1 (en) * 2021-04-26 2022-10-27 Hive Streaming Ab Cipher text validation
US20220385730A1 (en) * 2021-05-25 2022-12-01 WarnerMedia Direct, LLC Rules engine for controlling content access
IL283737A (en) * 2021-06-06 2023-01-01 Visuality Systems Ltd A system and method of communication through data streaming
GB2624164A (en) * 2022-11-04 2024-05-15 Sony Interactive Entertainment Europe Ltd Contextualized content identification

Family Cites Families (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6798788B1 (en) * 1999-11-24 2004-09-28 Advanced Micro Devices, Inc. Arrangement determining policies for layer 3 frame fragments in a network switch
JP4464340B2 (ja) 1999-12-20 2010-05-19 大日本印刷株式会社 分散型データアーカイブシステム
JP2001203686A (ja) * 2000-01-21 2001-07-27 Sony Corp データ処理装置、データ処理方法およびデータ検証値付与方法、並びにプログラム提供媒体
US7181625B2 (en) * 2000-10-17 2007-02-20 Vidius Inc. Secure distribution of digital content
WO2002035359A2 (en) * 2000-10-26 2002-05-02 Prismedia Networks, Inc. Method and system for managing distributed content and related metadata
WO2002051057A2 (en) * 2000-12-21 2002-06-27 Aspsecure Corporation Methods for rights enabled peer-to-peer networking
AU2002338270A1 (en) * 2001-04-02 2002-10-15 Akamai Technologies, Inc. Scalable, high performance and highly available distributed storage system for internet content
JP2002373134A (ja) 2001-06-13 2002-12-26 Shunji Sugaya コンテンツダウンロード装置、コンテンツダウンロードプログラムおよびコンテンツダウンロード方法
US20030084341A1 (en) * 2001-11-01 2003-05-01 Arun Ramachandran Implementation of security barriers in a usage based licensing server data structure
JP4047573B2 (ja) * 2001-11-06 2008-02-13 東芝ソリューション株式会社 電子情報管理装置及びプログラム
US6920550B2 (en) * 2001-11-15 2005-07-19 Hewlett-Packard Development Company, L.P. System and method for decoding and executing program binaries
US20030101381A1 (en) * 2001-11-29 2003-05-29 Nikolay Mateev System and method for virus checking software
WO2003058485A1 (en) * 2002-01-12 2003-07-17 Coretrust, Inc. Method and system for the information protection of digital content
US7483860B2 (en) * 2002-03-08 2009-01-27 Pace Anti-Piracy Method and system for managing software licenses
US7496540B2 (en) * 2002-03-27 2009-02-24 Convergys Cmg Utah System and method for securing digital content
US20030204602A1 (en) * 2002-04-26 2003-10-30 Hudson Michael D. Mediated multi-source peer content delivery network architecture
US7222106B2 (en) * 2002-05-21 2007-05-22 International Business Machines Corporation Mechanisms for handling software license agreements on multi-user system
US7603704B2 (en) * 2002-12-19 2009-10-13 Massachusetts Institute Of Technology Secure execution of a computer program using a code cache
US7533141B2 (en) * 2003-01-24 2009-05-12 Sun Microsystems, Inc. System and method for unique naming of resources in networked environments
JP2004252966A (ja) * 2003-01-30 2004-09-09 Matsushita Electric Ind Co Ltd コンテンツ配信システム
JP4663245B2 (ja) 2003-02-04 2011-04-06 株式会社リコー 電子装置、画像処理装置、遠隔管理システム、プログラム及び認証方法
US7177900B2 (en) * 2003-02-19 2007-02-13 International Business Machines Corporation Non-invasive technique for enabling distributed computing applications to exploit distributed fragment caching and assembly
US7529754B2 (en) * 2003-03-14 2009-05-05 Websense, Inc. System and method of monitoring and controlling application files
US20040244807A1 (en) * 2003-06-04 2004-12-09 Jianguo Sun Sleep-lab systems and methods
US7533389B2 (en) * 2003-06-20 2009-05-12 Sun Microsystems, Inc. Dynamic loading of remote classes
US20050132207A1 (en) * 2003-12-10 2005-06-16 Magda Mourad System and method for authoring learning material using digital ownership rights
CN101073238A (zh) * 2004-02-03 2007-11-14 桑迪士克防护内容解决公司 数字数据内容的保护
JP4729683B2 (ja) * 2004-03-26 2011-07-20 株式会社エヌ・ティ・ティ ネオメイト データ分散格納装置、そのデータ構成管理サーバ、クライアント端末、および、データ分散格納装置を備えた業務委託システム
US20070180490A1 (en) * 2004-05-20 2007-08-02 Renzi Silvio J System and method for policy management
JP4439997B2 (ja) 2004-05-26 2010-03-24 日本電信電話株式会社 Ｐ２ｐファイル共有方法及びシステム
US7711647B2 (en) * 2004-06-10 2010-05-04 Akamai Technologies, Inc. Digital rights management in a distributed network
US7664109B2 (en) 2004-09-03 2010-02-16 Microsoft Corporation System and method for distributed streaming of scalable media
US20060140134A1 (en) * 2004-12-28 2006-06-29 Boloto, Inc. Advertising business method and system for secure and high speed transmission of media files across an internet, intranet or cable network, and method to avoid digital file sharing or copying
DE102005010131A1 (de) * 2005-03-02 2006-09-07 Arvato Mobile Gmbh Verfahren zur Übertragung von digitalen Inhalten eines Inhalteanbieters an die Nutzer eines Online- Inhalteübertragungssystems
CA2600777C (en) * 2005-03-14 2015-05-19 Mark Strickland File sharing methods and systems
US20060218650A1 (en) * 2005-03-25 2006-09-28 Nokia Corporation System and method for effectuating digital rights management in a home network
JP3943118B2 (ja) * 2005-04-28 2007-07-11 Ｓｂシステム株式会社 電子情報保存方法及び装置、電子情報分割保存方法及び装置、電子情報分割復元処理方法及び装置並びにそれらのプログラム
JP4786222B2 (ja) * 2005-05-11 2011-10-05 株式会社エヌ・ティ・ティ・ドコモ ディジタル権利管理システム、コンテンツサーバおよび携帯端末
US20060271926A1 (en) * 2005-05-31 2006-11-30 Microsoft Corporation Split download for electronic software downloads
US7650312B2 (en) 2005-06-06 2010-01-19 Yume Networks, Inc. Method and system to enable continuous monitoring of integrity and validity of a digital content
US20070124310A1 (en) * 2005-07-26 2007-05-31 Novo Innovations, Inc. Distributed Computing System to Enable the Secure Exchange of Information Between Remotely Located Healthcare Applications
US8739231B2 (en) * 2005-08-23 2014-05-27 Vudu, Inc. System and method for distributed video-on-demand
US20070185815A1 (en) 2005-10-18 2007-08-09 Intertrust Technologies Corporation Digital rights management engine systems and methods
US7937393B2 (en) * 2005-11-28 2011-05-03 Commvault Systems, Inc. Systems and methods for classifying and transferring information in a storage network
US7756922B2 (en) * 2006-01-27 2010-07-13 Oracle International Corporation Schema annotations for managing cached document fragments
US20070198468A1 (en) * 2006-02-23 2007-08-23 Berger Adam L Digital data broadcasting
US8151323B2 (en) * 2006-04-12 2012-04-03 Citrix Systems, Inc. Systems and methods for providing levels of access and action control via an SSL VPN appliance
US7874015B2 (en) * 2006-05-12 2011-01-18 At&T Intellectual Property I, L.P. Methods, systems, and computer program products for controlling distribution of digital content in a file sharing system using license-based verification, encoded tagging, and time-limited fragment validity
US7948988B2 (en) * 2006-07-27 2011-05-24 Sourcefire, Inc. Device, system and method for analysis of fragments in a fragment train
US8762530B2 (en) * 2006-09-11 2014-06-24 Fujitsu Limited Peer-to-peer network with paid uploaders
US20080077638A1 (en) * 2006-09-21 2008-03-27 Microsoft Corporation Distributed storage in a computing environment
EP2835951B1 (en) 2007-01-17 2018-08-22 Intertrust Technologies Corporation Methods, systems, and apparatus for fragmented file sharing

Also Published As

Publication number Publication date
JP2010517138A (ja) 2010-05-20
EP2109981A1 (en) 2009-10-21
CN101637005A (zh) 2010-01-27
EP2835951A3 (en) 2015-03-04
CA2675595C (en) 2016-10-25
WO2008088856A1 (en) 2008-07-24
EP2835951A2 (en) 2015-02-11
EP2835951B1 (en) 2018-08-22
US10423764B2 (en) 2019-09-24
CA2675595A1 (en) 2008-07-24
US8402556B2 (en) 2013-03-19
EP2109981B1 (en) 2014-11-26
US10019557B2 (en) 2018-07-10
AU2008205545A1 (en) 2008-07-24
US20160342773A1 (en) 2016-11-24
US9344473B2 (en) 2016-05-17
US20130275559A1 (en) 2013-10-17
US20080172718A1 (en) 2008-07-17
US20190065705A1 (en) 2019-02-28
CN101637005B (zh) 2014-04-09

Similar Documents

Publication Publication Date Title
US10423764B2 (en) Methods, systems, and apparatus for fragmented file sharing
JP4463998B2 (ja) 保護されたオンライン音楽配布システム
CA2504184C (en) Rendering protected digital content within a network of computing devices or the like
US7263497B1 (en) Secure online music distribution system
JP5351158B2 (ja) テザード装置システム及び方法
CN101809580B (zh) 动态媒体分区系统和方法
KR101153013B1 (ko) 도메인으로의 컨텐츠 바인딩
CA2603460C (en) Media file disbribution system and method
US8934624B2 (en) Decoupling rights in a digital content unit from download
CN100576148C (zh) 用于提供安全服务器密钥操作的系统和方法
EP1372055A2 (en) Publishing content in connection with digital rights management (DRM) architecture
US20100299522A1 (en) Content Sharing Systems and Methods
US20060143134A1 (en) Method and apparatus for sharing a digital access license
WO2002093922A1 (en) Method and arrangement in a communications network
HK1147863A1 (en) Interoperable keychest
HK1147863B (en) Interoperable keychest

Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired