DE69502526T2 - Verfahren und Vorrichtung zur Kontrolle der Verbreitung von digitaler Information - Google Patents

Verfahren und Vorrichtung zur Kontrolle der Verbreitung von digitaler Information

Info

Publication number
DE69502526T2
DE69502526T2 DE69502526T DE69502526T DE69502526T2 DE 69502526 T2 DE69502526 T2 DE 69502526T2 DE 69502526 T DE69502526 T DE 69502526T DE 69502526 T DE69502526 T DE 69502526T DE 69502526 T2 DE69502526 T2 DE 69502526T2
Authority
DE
Germany
Prior art keywords
distribution
controlling
digital information
digital
information
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.)
Expired - Fee Related
Application number
DE69502526T
Other languages
English (en)
Other versions
DE69502526D1 (de
Inventor
Arcot D Narasimhalu
Weiguo Wang
Mohan S Kankanhall Kankanhalli
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.)
Institute of Systems Science
Original Assignee
Institute of Systems Science
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 Institute of Systems Science filed Critical Institute of Systems Science
Publication of DE69502526D1 publication Critical patent/DE69502526D1/de
Application granted granted Critical
Publication of DE69502526T2 publication Critical patent/DE69502526T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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]
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
    • G07F17/16—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for devices exhibiting advertisements, announcements, pictures or the like
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2135—Metering
DE69502526T 1994-03-17 1995-03-13 Verfahren und Vorrichtung zur Kontrolle der Verbreitung von digitaler Information Expired - Fee Related DE69502526T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/210,174 US5499298A (en) 1994-03-17 1994-03-17 Controlled dissemination of digital information

Publications (2)

Publication Number Publication Date
DE69502526D1 DE69502526D1 (de) 1998-06-25
DE69502526T2 true DE69502526T2 (de) 1999-01-21

Family

ID=22781864

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69502526T Expired - Fee Related DE69502526T2 (de) 1994-03-17 1995-03-13 Verfahren und Vorrichtung zur Kontrolle der Verbreitung von digitaler Information

Country Status (3)

Country Link
US (1) US5499298A (de)
EP (1) EP0672991B1 (de)
DE (1) DE69502526T2 (de)

Families Citing this family (151)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07271865A (ja) 1994-04-01 1995-10-20 Mitsubishi Corp データベース著作権管理方法
US7036019B1 (en) 1994-04-01 2006-04-25 Intarsia Software Llc Method for controlling database copyrights
US7302415B1 (en) 1994-09-30 2007-11-27 Intarsia Llc Data copyright management system
DE69532434T2 (de) 1994-10-27 2004-11-11 Mitsubishi Corp. Gerät für Dateiurheberrechte-Verwaltungssystem
US6424715B1 (en) 1994-10-27 2002-07-23 Mitsubishi Corporation Digital content management system and apparatus
US6865551B1 (en) 1994-11-23 2005-03-08 Contentguard Holdings, Inc. Removable content repositories
US7117180B1 (en) 1994-11-23 2006-10-03 Contentguard Holdings, Inc. System for controlling the use of digital works using removable content repositories
US6963859B2 (en) * 1994-11-23 2005-11-08 Contentguard Holdings, Inc. Content rendering repository
US20050149450A1 (en) * 1994-11-23 2005-07-07 Contentguard Holdings, Inc. System, method, and device for controlling distribution and use of digital works based on a usage rights grammar
JPH08263438A (ja) * 1994-11-23 1996-10-11 Xerox Corp ディジタルワークの配給及び使用制御システム並びにディジタルワークへのアクセス制御方法
DE69638018D1 (de) * 1995-02-13 2009-10-15 Intertrust Tech Corp Systeme und Verfahren zur Verwaltung von gesicherten Transaktionen und zum Schutz von elektronischen Rechten
US6658568B1 (en) 1995-02-13 2003-12-02 Intertrust Technologies Corporation Trusted infrastructure support system, methods and techniques for secure electronic commerce transaction and rights management
US5892900A (en) * 1996-08-30 1999-04-06 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
US7124302B2 (en) * 1995-02-13 2006-10-17 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
US7143290B1 (en) 1995-02-13 2006-11-28 Intertrust Technologies Corporation Trusted and secure techniques, systems and methods for item delivery and execution
US5943422A (en) 1996-08-12 1999-08-24 Intertrust Technologies Corp. Steganographic techniques for securely delivering electronic digital rights management control information over insecure communication channels
US7133845B1 (en) * 1995-02-13 2006-11-07 Intertrust Technologies Corp. System and methods for secure transaction management and electronic rights protection
US6157721A (en) 1996-08-12 2000-12-05 Intertrust Technologies Corp. Systems and methods using cryptography to protect secure computing environments
US7095854B1 (en) * 1995-02-13 2006-08-22 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
US6948070B1 (en) * 1995-02-13 2005-09-20 Intertrust Technologies Corporation Systems and methods for secure transaction management and electronic rights protection
US7133846B1 (en) 1995-02-13 2006-11-07 Intertrust Technologies Corp. Digital certificate support system, methods and techniques for secure electronic commerce transaction and rights management
US8595502B2 (en) 1995-09-29 2013-11-26 Intarsia Software Llc Data management system
US5633932A (en) * 1995-12-19 1997-05-27 Intel Corporation Apparatus and method for preventing disclosure through user-authentication at a printing node
JP2000503154A (ja) * 1996-01-11 2000-03-14 エムアールジェイ インコーポレイテッド デジタル所有権のアクセスと分配を制御するためのシステム
BR9610883A (pt) * 1996-01-16 1999-07-13 Hughes Aircraft Co Método e sistema de distribuição de documentos eletrônicos difusos pagamento diferenciado
EP0792044B1 (de) * 1996-02-23 2001-05-02 Fuji Xerox Co., Ltd. Vorrichtung und Verfahren zur Authentifizierung von Zugangsrechten eines Benutzers zu Betriebsmitteln nach dem Challenge-Response-Prinzip
US20060265337A1 (en) * 1996-02-26 2006-11-23 Graphon Corporation Automated system for management of licensed digital assets
US20010011253A1 (en) 1998-08-04 2001-08-02 Christopher D. Coley Automated system for management of licensed software
DE69737593T2 (de) * 1996-05-15 2007-12-20 Intertrust Technologies Corp., Sunnyvale Verfahren und Vorrichtung zum Zugriff auf DVD-Inhalte
SG67354A1 (en) * 1996-06-27 1999-09-21 Inst Of Systems Science Nation Computationally efficient method for trusted and dynamic digital objects dissemination
US5920861A (en) 1997-02-25 1999-07-06 Intertrust Technologies Corp. Techniques for defining using and manipulating rights management data structures
US6233684B1 (en) * 1997-02-28 2001-05-15 Contenaguard Holdings, Inc. System for controlling the distribution and use of rendered digital works through watermaking
US6112181A (en) 1997-11-06 2000-08-29 Intertrust Technologies Corporation Systems and methods for matching, selecting, narrowcasting, and/or classifying based on rights management and/or other information
US7092914B1 (en) * 1997-11-06 2006-08-15 Intertrust Technologies Corporation Methods for matching, selecting, narrowcasting, and/or classifying based on rights management and/or other information
US9900305B2 (en) * 1998-01-12 2018-02-20 Soverain Ip, Llc Internet server access control and monitoring systems
US20020002039A1 (en) 1998-06-12 2002-01-03 Safi Qureshey Network-enabled audio device
IL123554A (en) 1998-03-04 2003-01-12 Nds Ltd Key delivery in a secure broadcasting system
US6738905B1 (en) * 1998-04-15 2004-05-18 Digital Video Express, L.P. Conditional access via secure logging with simplified key management
US6865675B1 (en) * 1998-07-14 2005-03-08 Koninklijke Philips Electronics N.V. Method and apparatus for use of a watermark and a unique time dependent reference for the purpose of copy protection
JP3609263B2 (ja) * 1998-08-25 2005-01-12 富士写真フイルム株式会社 画像暗号化方法および装置、画像復号化方法および装置並びに記録媒体
US20020161709A1 (en) * 1998-09-11 2002-10-31 Michel Floyd Server-side commerce for deliver-then-pay content delivery
CN1231911C (zh) * 1998-10-08 2005-12-14 松下电器产业株式会社 用于实现超发行的系统
US7068787B1 (en) 1998-10-23 2006-06-27 Contentguard Holdings, Inc. System and method for protection of digital works
US6526507B1 (en) 1999-02-18 2003-02-25 International Business Machines Corporation Data processing system and method for waking a client only in response to receipt of an authenticated Wake-on-LAN packet
US7162452B1 (en) * 1999-03-25 2007-01-09 Epstein Michael A Key distribution via a memory device
US6601046B1 (en) * 1999-03-25 2003-07-29 Koninklijke Philips Electronics N.V. Usage dependent ticket to protect copy-protected material
US7286665B1 (en) 1999-04-06 2007-10-23 Contentguard Holdings, Inc. System and method for transferring the right to decode messages
US6937726B1 (en) 1999-04-06 2005-08-30 Contentguard Holdings, Inc. System and method for protecting data files by periodically refreshing a decryption key
US7356688B1 (en) 1999-04-06 2008-04-08 Contentguard Holdings, Inc. System and method for document distribution
US6859533B1 (en) 1999-04-06 2005-02-22 Contentguard Holdings, Inc. System and method for transferring the right to decode messages in a symmetric encoding scheme
US6889208B1 (en) * 1999-04-15 2005-05-03 Victor Company Of Japan, Ltd. Contents sale system
JP3580478B2 (ja) * 1999-05-31 2004-10-20 日本ビクター株式会社 コンテンツ販売システムにおける販売先端末
US7243236B1 (en) * 1999-07-29 2007-07-10 Intertrust Technologies Corp. Systems and methods for using cryptography to protect secure and insecure computing environments
US7171567B1 (en) * 1999-08-02 2007-01-30 Harris Interactive, Inc. System for protecting information over the internet
JP2001057019A (ja) * 1999-08-17 2001-02-27 Sony Corp 情報記録媒体および情報処理装置
US6885748B1 (en) 1999-10-23 2005-04-26 Contentguard Holdings, Inc. System and method for protection of digital works
GB2357165B (en) * 1999-12-02 2004-06-16 Internat Federation Of The Pho Copyright protection system and method
AU2001256645A1 (en) 2000-05-22 2001-12-03 Nds Limited Dynamically shifting control word
JP4973899B2 (ja) 2000-07-06 2012-07-11 ソニー株式会社 送信装置、送信方法、受信装置、受信方法、記録媒体、および通信システム
GB0016695D0 (en) * 2000-07-08 2000-08-23 Radioscape Ltd Digital transactions for the delivery of media files
US7010689B1 (en) 2000-08-21 2006-03-07 International Business Machines Corporation Secure data storage and retrieval in a client-server environment
US6947556B1 (en) * 2000-08-21 2005-09-20 International Business Machines Corporation Secure data storage and retrieval with key management and user authentication
US6931545B1 (en) 2000-08-28 2005-08-16 Contentguard Holdings, Inc. Systems and methods for integrity certification and verification of content consumption environments
US7269735B2 (en) * 2000-08-28 2007-09-11 Contentgaurd Holdings, Inc. Instance specific digital watermarks
US7073199B1 (en) 2000-08-28 2006-07-04 Contentguard Holdings, Inc. Document distribution management method and apparatus using a standard rendering engine and a method and apparatus for controlling a standard rendering engine
US7743259B2 (en) 2000-08-28 2010-06-22 Contentguard Holdings, Inc. System and method for digital rights management using a standard rendering engine
US7840691B1 (en) 2000-09-07 2010-11-23 Zamora Radio, Llc Personal broadcast server system for providing a customized broadcast
JP2002109103A (ja) * 2000-09-29 2002-04-12 Toshiba Corp コンテンツ流通システムおよびコンテンツ流通方法
US7343324B2 (en) * 2000-11-03 2008-03-11 Contentguard Holdings Inc. Method, system, and computer readable medium for automatically publishing content
US6985586B2 (en) 2000-12-22 2006-01-10 Nagracard S.A. Distributed information and storage system
US6912294B2 (en) * 2000-12-29 2005-06-28 Contentguard Holdings, Inc. Multi-stage watermarking process and system
JP4752113B2 (ja) * 2001-01-16 2011-08-17 ソニー株式会社 電子機器及び信号伝送方法
US7177843B2 (en) * 2001-01-17 2007-02-13 Contentguard Holdings, Inc. Rights expression system
US20030220880A1 (en) * 2002-01-17 2003-11-27 Contentguard Holdings, Inc. Networked services licensing system and method
US20040039704A1 (en) * 2001-01-17 2004-02-26 Contentguard Holdings, Inc. System and method for supplying and managing usage rights of users and suppliers of items
US8069116B2 (en) * 2001-01-17 2011-11-29 Contentguard Holdings, Inc. System and method for supplying and managing usage rights associated with an item repository
AU2002234254B2 (en) 2001-01-17 2005-04-21 Contentguard Holdings, Inc. Method and apparatus for managing digital content usage rights
US7206765B2 (en) * 2001-01-17 2007-04-17 Contentguard Holdings, Inc. System and method for supplying and managing usage rights based on rules
US7774279B2 (en) * 2001-05-31 2010-08-10 Contentguard Holdings, Inc. Rights offering and granting
US7028009B2 (en) * 2001-01-17 2006-04-11 Contentguardiholdings, Inc. Method and apparatus for distributing enforceable property rights
US6754642B2 (en) 2001-05-31 2004-06-22 Contentguard Holdings, Inc. Method and apparatus for dynamically assigning usage rights to digital works
US20030043852A1 (en) * 2001-05-18 2003-03-06 Bijan Tadayon Method and apparatus for verifying data integrity based on data compression parameters
US8001053B2 (en) * 2001-05-31 2011-08-16 Contentguard Holdings, Inc. System and method for rights offering and granting using shared state variables
US6976009B2 (en) 2001-05-31 2005-12-13 Contentguard Holdings, Inc. Method and apparatus for assigning consequential rights to documents and documents having such rights
US7222104B2 (en) * 2001-05-31 2007-05-22 Contentguard Holdings, Inc. Method and apparatus for transferring usage rights and digital work having transferrable usage rights
US20030009424A1 (en) * 2001-05-31 2003-01-09 Contentguard Holdings, Inc. Method for managing access and use of resources by verifying conditions and conditions for use therewith
US8275709B2 (en) * 2001-05-31 2012-09-25 Contentguard Holdings, Inc. Digital rights management of content when content is a future live event
US7725401B2 (en) * 2001-05-31 2010-05-25 Contentguard Holdings, Inc. Method and apparatus for establishing usage rights for digital content to be created in the future
US7152046B2 (en) * 2001-05-31 2006-12-19 Contentguard Holdings, Inc. Method and apparatus for tracking status of resource in a system for managing use of the resources
US8099364B2 (en) * 2001-05-31 2012-01-17 Contentguard Holdings, Inc. Digital rights management of content when content is a future live event
US8275716B2 (en) 2001-05-31 2012-09-25 Contentguard Holdings, Inc. Method and system for subscription digital rights management
US6973445B2 (en) * 2001-05-31 2005-12-06 Contentguard Holdings, Inc. Demarcated digital content and method for creating and processing demarcated digital works
US6895503B2 (en) * 2001-05-31 2005-05-17 Contentguard Holdings, Inc. Method and apparatus for hierarchical assignment of rights to documents and documents having such rights
US6876984B2 (en) 2001-05-31 2005-04-05 Contentguard Holdings, Inc. Method and apparatus for establishing usage rights for digital content to be created in the future
CN1539117A (zh) * 2001-06-07 2004-10-20 ��̹�е¿عɹɷ����޹�˾ 在数字权利管理系统中支持多个委托区域的方法和装置
WO2002101494A2 (en) * 2001-06-07 2002-12-19 Contentguard Holdings, Inc. Protected content distribution system
US7774280B2 (en) * 2001-06-07 2010-08-10 Contentguard Holdings, Inc. System and method for managing transfer of rights using shared state variables
BR0210932A (pt) * 2001-06-07 2004-06-08 Contentguard Holdings Inc Método e aparelho para gerenciar a transferência de direitos
KR100408287B1 (ko) * 2001-06-15 2003-12-03 삼성전자주식회사 컨텐트 보호 시스템 및 방법
US7783765B2 (en) 2001-12-12 2010-08-24 Hildebrand Hal S System and method for providing distributed access control to secured documents
US7178033B1 (en) 2001-12-12 2007-02-13 Pss Systems, Inc. Method and apparatus for securing digital assets
US7681034B1 (en) 2001-12-12 2010-03-16 Chang-Ping Lee Method and apparatus for securing electronic data
US7260555B2 (en) 2001-12-12 2007-08-21 Guardian Data Storage, Llc Method and architecture for providing pervasive security to digital assets
US7380120B1 (en) 2001-12-12 2008-05-27 Guardian Data Storage, Llc Secured data format for access control
US8065713B1 (en) 2001-12-12 2011-11-22 Klimenty Vainstein System and method for providing multi-location access management to secured items
US10360545B2 (en) 2001-12-12 2019-07-23 Guardian Data Storage, Llc Method and apparatus for accessing secured electronic data off-line
US7921288B1 (en) 2001-12-12 2011-04-05 Hildebrand Hal S System and method for providing different levels of key security for controlling access to secured items
US7921450B1 (en) 2001-12-12 2011-04-05 Klimenty Vainstein Security system using indirect key generation from access rules and methods therefor
USRE41546E1 (en) 2001-12-12 2010-08-17 Klimenty Vainstein Method and system for managing security tiers
US7565683B1 (en) 2001-12-12 2009-07-21 Weiqing Huang Method and system for implementing changes to security policies in a distributed security system
US8006280B1 (en) 2001-12-12 2011-08-23 Hildebrand Hal S Security system for generating keys from access rules in a decentralized manner and methods therefor
US10033700B2 (en) 2001-12-12 2018-07-24 Intellectual Ventures I Llc Dynamic evaluation of access rights
US7921284B1 (en) 2001-12-12 2011-04-05 Gary Mark Kinghorn Method and system for protecting electronic data in enterprise environment
US7930756B1 (en) 2001-12-12 2011-04-19 Crocker Steven Toye Multi-level cryptographic transformations for securing digital assets
US7225161B2 (en) * 2001-12-21 2007-05-29 Schlumberger Omnes, Inc. Method and system for initializing a key management system
US7950066B1 (en) 2001-12-21 2011-05-24 Guardian Data Storage, Llc Method and system for restricting use of a clipboard application
US8176334B2 (en) 2002-09-30 2012-05-08 Guardian Data Storage, Llc Document security system that permits external users to gain access to secured files
US7251635B2 (en) * 2002-02-25 2007-07-31 Schlumberger Omnes, Inc. Method and apparatus for managing a key management system
KR100821086B1 (ko) * 2002-02-27 2008-04-10 콘텐트가드 홀딩즈 인코포레이티드 네트워크연계 서비스 라이센싱 시스템 및 방법
US7174017B2 (en) * 2002-03-04 2007-02-06 Lenovo Singapore Pte, Ltd Decryption system for encrypted audio
JP4326186B2 (ja) * 2002-04-15 2009-09-02 ソニー株式会社 情報処理装置および方法
US7356147B2 (en) * 2002-04-18 2008-04-08 International Business Machines Corporation Method, system and program product for attaching a title key to encrypted content for synchronized transmission to a recipient
US20050071657A1 (en) * 2003-09-30 2005-03-31 Pss Systems, Inc. Method and system for securing digital assets using time-based security criteria
US8613102B2 (en) 2004-03-30 2013-12-17 Intellectual Ventures I Llc Method and system for providing document retention using cryptography
US20030217280A1 (en) * 2002-05-17 2003-11-20 Keaton Thomas S. Software watermarking for anti-tamper protection
JP3650611B2 (ja) * 2002-06-13 2005-05-25 一浩 宮本 暗号化及び復号化するためのプログラム
US7512810B1 (en) 2002-09-11 2009-03-31 Guardian Data Storage Llc Method and system for protecting encrypted files transmitted over a network
JP2004102789A (ja) * 2002-09-11 2004-04-02 Sony Corp ライセンス管理装置、ライセンス管理方法、並びにコンピュータ・プログラム
US7836310B1 (en) 2002-11-01 2010-11-16 Yevgeniy Gutnik Security system that uses indirect password-based encryption
US7890990B1 (en) 2002-12-20 2011-02-15 Klimenty Vainstein Security system with staging capabilities
US8707034B1 (en) 2003-05-30 2014-04-22 Intellectual Ventures I Llc Method and system for using remote headers to secure electronic files
US8127366B2 (en) 2003-09-30 2012-02-28 Guardian Data Storage, Llc Method and apparatus for transitioning between states of security policies used to secure electronic documents
US7703140B2 (en) 2003-09-30 2010-04-20 Guardian Data Storage, Llc Method and system for securing digital assets using process-driven security policies
US10013535B2 (en) * 2003-11-21 2018-07-03 Ciena Corporation Software configuration of module dependent on history
US8271390B2 (en) * 2004-06-14 2012-09-18 Nokia Corporation Digital rights management (DRM) license manager
US7707427B1 (en) 2004-07-19 2010-04-27 Michael Frederick Kenrich Multi-level file digests
US20060020552A1 (en) * 2004-07-26 2006-01-26 James Sloan Copy-restriction system for digitally recorded, computer disk-based music recordings
JP2006202017A (ja) * 2005-01-20 2006-08-03 Sharp Corp 情報処理装置、情報記憶装置、情報処理装置の機能拡張システム、情報処理装置の機能拡張方法及び機能削除方法、並びに情報処理装置の機能拡張プログラム及び機能削除プログラム
US20060271493A1 (en) * 2005-05-24 2006-11-30 Contentguard Holdings, Inc. Method and apparatus for executing code in accordance with usage rights
US7438078B2 (en) * 2005-08-05 2008-10-21 Peter Woodruff Sleeping bag and system
KR100763193B1 (ko) * 2005-10-13 2007-10-04 삼성전자주식회사 Ｄｒｍ 라이센스 제공 방법 및 시스템
JP2009027525A (ja) * 2007-07-20 2009-02-05 Nec Corp 光伝送システムおよび光伝送方法
US20100019045A1 (en) * 2007-09-06 2010-01-28 Shaunt Mark Sarkissian Systems, methods and apparatuses for secure digital transactions
US20090070269A1 (en) * 2007-09-06 2009-03-12 Shaunt Mark Sarkissian Systems, methods and apparatuses for secure digital transactions
US9129284B2 (en) * 2007-09-06 2015-09-08 Shaunt Mark Sarkissian Systems, methods and apparatuses for secure digital transactions
US8316015B2 (en) 2007-12-21 2012-11-20 Lemi Technology, Llc Tunersphere
US8117193B2 (en) 2007-12-21 2012-02-14 Lemi Technology, Llc Tunersphere
US8494899B2 (en) 2008-12-02 2013-07-23 Lemi Technology, Llc Dynamic talk radio program scheduling
US11475105B2 (en) 2011-12-09 2022-10-18 Rightquestion, Llc Authentication translation
US9294452B1 (en) 2011-12-09 2016-03-22 Rightquestion, Llc Authentication translation
EP3248360B1 (de) 2015-01-19 2020-05-06 Inauth, Inc. Systeme und verfahren für sichere kommunikation mit sicherem weg

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4658093A (en) * 1983-07-11 1987-04-14 Hellman Martin E Software distribution system
US4644493A (en) * 1984-09-14 1987-02-17 International Business Machines Corporation Implementing a shared higher level of privilege on personal computers for copy protection of software
US4868866A (en) * 1984-12-28 1989-09-19 Mcgraw-Hill Inc. Broadcast data distribution system
US4866769A (en) * 1987-08-05 1989-09-12 Ibm Corporation Hardware assist for protecting PC software
US4999806A (en) * 1987-09-04 1991-03-12 Fred Chernow Software distribution system
US5291598A (en) * 1992-04-07 1994-03-01 Gregory Grundy Method and system for decentralized manufacture of copy-controlled software

Also Published As

Publication number Publication date
EP0672991B1 (de) 1998-05-20
EP0672991A3 (de) 1996-11-27
EP0672991A2 (de) 1995-09-20
DE69502526D1 (de) 1998-06-25
US5499298A (en) 1996-03-12

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