US4776011A
(en)
*
|
1983-10-24 |
1988-10-04 |
Sony Corporation |
Recursive key schedule cryptographic system
|
DE3439120A1
(de)
*
|
1984-10-25 |
1986-05-07 |
Philips Kommunikations Industrie AG, 8500 Nürnberg |
Verfahren zur identifizierung einer teilnehmerstation eines fernmeldenetzes
|
US4672533A
(en)
*
|
1984-12-19 |
1987-06-09 |
Noble Richard G |
Electronic linkage interface control security system and method
|
US4972472A
(en)
*
|
1985-03-15 |
1990-11-20 |
Tandem Computers Incorporated |
Method and apparatus for changing the master key in a cryptographic system
|
NL8501211A
(nl)
*
|
1985-04-29 |
1986-11-17 |
Philips Nv |
Systeem voor opslag en distributie van sleutels ten behoeve van cryptografisch beveiligde communicatie.
|
US4731840A
(en)
*
|
1985-05-06 |
1988-03-15 |
The United States Of America As Represented By The United States Department Of Energy |
Method for encryption and transmission of digital keying data
|
EP0203424B1
(de)
*
|
1985-05-28 |
1991-11-13 |
Siemens Aktiengesellschaft |
Verfahren und Schaltungsanordnung zum Überprüfen der Berechtigung des Zugangs zu einem Signalverarbeitungssystem
|
US4885777A
(en)
*
|
1985-09-04 |
1989-12-05 |
Hitachi, Ltd. |
Electronic transaction system
|
GB2191661B
(en)
*
|
1985-12-11 |
1989-03-30 |
Plessey Co Plc |
Method of secured communications in a telecommunications system
|
US4790012A
(en)
*
|
1985-12-20 |
1988-12-06 |
General Electric Co. |
Encryption-decryption system
|
US4731841A
(en)
*
|
1986-06-16 |
1988-03-15 |
Applied Information Technologies Research Center |
Field initialized authentication system for protective security of electronic information networks
|
US4771461A
(en)
*
|
1986-06-27 |
1988-09-13 |
International Business Machines Corporation |
Initialization of cryptographic variables in an EFT/POS network with a large number of terminals
|
GB8704920D0
(en)
*
|
1987-03-03 |
1987-04-08 |
Hewlett Packard Co |
Secure messaging system
|
US4829589A
(en)
*
|
1987-06-02 |
1989-05-09 |
Kabushiki Kaisha Toshiba |
Anti-tapping system
|
US4924513A
(en)
*
|
1987-09-25 |
1990-05-08 |
Digital Equipment Corporation |
Apparatus and method for secure transmission of data over an unsecure transmission channel
|
US4881263A
(en)
*
|
1987-09-25 |
1989-11-14 |
Digital Equipment Corporation |
Apparatus and method for secure transmission of data over an unsecure transmission channel
|
US4888801A
(en)
*
|
1988-05-02 |
1989-12-19 |
Motorola, Inc. |
Hierarchical key management system
|
US4935961A
(en)
*
|
1988-07-27 |
1990-06-19 |
Gargiulo Joseph L |
Method and apparatus for the generation and synchronization of cryptographic keys
|
US4965804A
(en)
*
|
1989-02-03 |
1990-10-23 |
Racal Data Communications Inc. |
Key management for encrypted packet based networks
|
US5048087A
(en)
*
|
1989-02-03 |
1991-09-10 |
Racal Data Communications Inc. |
Key management for encrypted packet based networks
|
US5081678A
(en)
*
|
1989-06-28 |
1992-01-14 |
Digital Equipment Corporation |
Method for utilizing an encrypted key as a key identifier in a data packet in a computer network
|
US5404403A
(en)
*
|
1990-09-17 |
1995-04-04 |
Motorola, Inc. |
Key management in encryption systems
|
US5185795A
(en)
*
|
1991-02-27 |
1993-02-09 |
Motorola, Inc. |
Authentication of rekey messages in a communication system
|
US5146497A
(en)
*
|
1991-02-27 |
1992-09-08 |
Motorola, Inc. |
Group rekey in a communication system
|
US5150408A
(en)
*
|
1991-02-27 |
1992-09-22 |
Motorola, Inc. |
Key distribution communication system
|
US5164986A
(en)
*
|
1991-02-27 |
1992-11-17 |
Motorola, Inc. |
Formation of rekey messages in a communication system
|
US10361802B1
(en)
|
1999-02-01 |
2019-07-23 |
Blanding Hovenweep, Llc |
Adaptive pattern recognition based control system and method
|
DE4142964C2
(de)
*
|
1991-12-24 |
2003-05-08 |
Gao Ges Automation Org |
Datenaustauschsystem mit Überprüfung der Vorrichtung auf Authentisierungsstatus
|
US5272752A
(en)
*
|
1992-03-16 |
1993-12-21 |
Scientific-Atlanta, Inc. |
Authorization code lockout mechanism for preventing unauthorized reception of transmitted data
|
US5237611A
(en)
*
|
1992-07-23 |
1993-08-17 |
Crest Industries, Inc. |
Encryption/decryption apparatus with non-accessible table of keys
|
US7336788B1
(en)
|
1992-12-09 |
2008-02-26 |
Discovery Communicatoins Inc. |
Electronic book secure communication with home subsystem
|
US7835989B1
(en)
|
1992-12-09 |
2010-11-16 |
Discovery Communications, Inc. |
Electronic book alternative delivery systems
|
US7298851B1
(en)
*
|
1992-12-09 |
2007-11-20 |
Discovery Communications, Inc. |
Electronic book security and copyright protection system
|
US7509270B1
(en)
*
|
1992-12-09 |
2009-03-24 |
Discovery Communications, Inc. |
Electronic Book having electronic commerce features
|
US7849393B1
(en)
|
1992-12-09 |
2010-12-07 |
Discovery Communications, Inc. |
Electronic book connection to world watch live
|
US7401286B1
(en)
|
1993-12-02 |
2008-07-15 |
Discovery Communications, Inc. |
Electronic book electronic links
|
US8073695B1
(en)
|
1992-12-09 |
2011-12-06 |
Adrea, LLC |
Electronic book with voice emulation features
|
EP0920207B2
(en)
|
1992-12-09 |
2006-09-27 |
Sedna Patent Services, LLC |
Interactive terminal for television delivery system
|
US5335281A
(en)
*
|
1992-12-15 |
1994-08-02 |
Motorola, Inc. |
Network controller and method
|
US5341426A
(en)
*
|
1992-12-15 |
1994-08-23 |
Motorola, Inc. |
Cryptographic key management apparatus and method
|
WO1995008232A1
(en)
*
|
1993-09-14 |
1995-03-23 |
Chantilley Corporation Limited |
Apparatus for key distribution in an encryption system
|
US7865567B1
(en)
|
1993-12-02 |
2011-01-04 |
Discovery Patent Holdings, Llc |
Virtual on-demand electronic book
|
US5455862A
(en)
*
|
1993-12-02 |
1995-10-03 |
Crest Industries, Inc. |
Apparatus and method for encrypting communications without exchanging an encryption key
|
US9053640B1
(en)
|
1993-12-02 |
2015-06-09 |
Adrea, LLC |
Interactive electronic book
|
US7861166B1
(en)
|
1993-12-02 |
2010-12-28 |
Discovery Patent Holding, Llc |
Resizing document pages to fit available hardware screens
|
US8095949B1
(en)
|
1993-12-02 |
2012-01-10 |
Adrea, LLC |
Electronic book with restricted access features
|
US5465300A
(en)
*
|
1993-12-27 |
1995-11-07 |
Motorola, Inc. |
Secure communication setup method
|
US6058478A
(en)
*
|
1994-09-30 |
2000-05-02 |
Intel Corporation |
Apparatus and method for a vetted field upgrade
|
TW250616B
(en)
*
|
1994-11-07 |
1995-07-01 |
Discovery Communicat Inc |
Electronic book selection and delivery system
|
US6963859B2
(en)
|
1994-11-23 |
2005-11-08 |
Contentguard Holdings, Inc. |
Content rendering repository
|
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
|
US5625692A
(en)
*
|
1995-01-23 |
1997-04-29 |
International Business Machines Corporation |
Method and system for a public key cryptosystem having proactive, robust, and recoverable distributed threshold secret sharing
|
US5812666A
(en)
*
|
1995-03-31 |
1998-09-22 |
Pitney Bowes Inc. |
Cryptographic key management and validation system
|
US5680456A
(en)
*
|
1995-03-31 |
1997-10-21 |
Pitney Bowes Inc. |
Method of manufacturing generic meters in a key management system
|
US5742682A
(en)
*
|
1995-03-31 |
1998-04-21 |
Pitney Bowes Inc. |
Method of manufacturing secure boxes in a key management system
|
US5661803A
(en)
*
|
1995-03-31 |
1997-08-26 |
Pitney Bowes Inc. |
Method of token verification in a key management system
|
US5615266A
(en)
*
|
1995-07-13 |
1997-03-25 |
Motorola, Inc |
Secure communication setup method
|
US5754646A
(en)
*
|
1995-07-19 |
1998-05-19 |
Cable Television Laboratories, Inc. |
Method for protecting publicly distributed software
|
US5812669A
(en)
*
|
1995-07-19 |
1998-09-22 |
Jenkins; Lew |
Method and system for providing secure EDI over an open network
|
US5761306A
(en)
*
|
1996-02-22 |
1998-06-02 |
Visa International Service Association |
Key replacement in a public key cryptosystem
|
US5835595A
(en)
*
|
1996-09-04 |
1998-11-10 |
At&T Corp |
Method and apparatus for crytographically protecting data
|
US6181803B1
(en)
|
1996-09-30 |
2001-01-30 |
Intel Corporation |
Apparatus and method for securely processing biometric information to control access to a node
|
US6499108B1
(en)
|
1996-11-19 |
2002-12-24 |
R. Brent Johnson |
Secure electronic mail system
|
US6578146B2
(en)
|
1996-11-19 |
2003-06-10 |
R. Brent Johnson |
System, method and article of manufacture to remotely configure and utilize an emulated device controller via an encrypted validation communication protocol
|
US5970149A
(en)
*
|
1996-11-19 |
1999-10-19 |
Johnson; R. Brent |
Combined remote access and security system
|
US5818939A
(en)
*
|
1996-12-18 |
1998-10-06 |
Intel Corporation |
Optimized security functionality in an electronic system
|
US5875296A
(en)
*
|
1997-01-28 |
1999-02-23 |
International Business Machines Corporation |
Distributed file system web server user authentication with cookies
|
US6233684B1
(en)
|
1997-02-28 |
2001-05-15 |
Contenaguard Holdings, Inc. |
System for controlling the distribution and use of rendered digital works through watermaking
|
US6151678A
(en)
*
|
1997-09-09 |
2000-11-21 |
Intel Corporation |
Anti-theft mechanism for mobile computers
|
US5974143A
(en)
*
|
1997-09-30 |
1999-10-26 |
Intel Corporation |
Virus-resistent mechanism for transaction verification to confirming user
|
US6275855B1
(en)
|
1997-11-02 |
2001-08-14 |
R. Brent Johnson |
System, method and article of manufacture to enhance computerized alert system information awareness and facilitate real-time intervention services
|
US6738907B1
(en)
|
1998-01-20 |
2004-05-18 |
Novell, Inc. |
Maintaining a soft-token private key store in a distributed environment
|
JPH11275068A
(ja)
*
|
1998-03-20 |
1999-10-08 |
Fujitsu Ltd |
鍵管理サーバ、チャットシステムの端末装置、チャットシステム及び記録媒体
|
DE19816344C2
(de)
*
|
1998-04-01 |
2000-08-10 |
Francotyp Postalia Gmbh |
Verfahren zur sicheren Schlüsselverteilung
|
JP2003521834A
(ja)
|
1999-01-29 |
2003-07-15 |
ジェネラル・インストルメント・コーポレーション |
Cta間のシグナリングおよび呼び出しパケットを保護する電話呼び出しに関する鍵管理
|
US6571335B1
(en)
|
1999-04-01 |
2003-05-27 |
Intel Corporation |
System and method for authentication of off-chip processor firmware code
|
US6587947B1
(en)
|
1999-04-01 |
2003-07-01 |
Intel Corporation |
System and method for verification of off-chip processor code
|
US7013389B1
(en)
|
1999-09-29 |
2006-03-14 |
Cisco Technology, Inc. |
Method and apparatus for creating a secure communication channel among multiple event service nodes
|
US6987855B1
(en)
*
|
1999-09-10 |
2006-01-17 |
Cisco Technology, Inc. |
Operational optimization of a shared secret Diffie-Hellman key exchange among broadcast or multicast groups
|
US7103185B1
(en)
|
1999-12-22 |
2006-09-05 |
Cisco Technology, Inc. |
Method and apparatus for distributing and updating private keys of multicast group managers using directory replication
|
US6684331B1
(en)
|
1999-12-22 |
2004-01-27 |
Cisco Technology, Inc. |
Method and apparatus for distributing and updating group controllers over a wide area network using a tree structure
|
US7260716B1
(en)
|
1999-09-29 |
2007-08-21 |
Cisco Technology, Inc. |
Method for overcoming the single point of failure of the central group controller in a binary tree group key exchange approach
|
US7434046B1
(en)
|
1999-09-10 |
2008-10-07 |
Cisco Technology, Inc. |
Method and apparatus providing secure multicast group communication
|
US7181014B1
(en)
|
1999-09-10 |
2007-02-20 |
Cisco Technology, Inc. |
Processing method for key exchange among broadcast or multicast groups that provides a more efficient substitute for Diffie-Hellman key exchange
|
US7089211B1
(en)
*
|
2000-01-12 |
2006-08-08 |
Cisco Technology, Inc. |
Directory enabled secure multicast group communications
|
US20020003776A1
(en)
*
|
2000-04-28 |
2002-01-10 |
Gokhale Dilip S. |
Interworking unit for integrating terrestrial ATM switches with broadband satellite networks
|
US6941457B1
(en)
|
2000-06-30 |
2005-09-06 |
Cisco Technology, Inc. |
Establishing a new shared secret key over a broadcast channel for a multicast group based on an old shared secret key
|
AU7182701A
(en)
|
2000-07-06 |
2002-01-21 |
David Paul Felsher |
Information record infrastructure, system and method
|
US7743259B2
(en)
|
2000-08-28 |
2010-06-22 |
Contentguard Holdings, Inc. |
System and method for digital rights management using a standard rendering engine
|
US8225414B2
(en)
|
2000-08-28 |
2012-07-17 |
Contentguard Holdings, Inc. |
Method and apparatus for identifying installed software and regulating access to content
|
US7343324B2
(en)
|
2000-11-03 |
2008-03-11 |
Contentguard Holdings Inc. |
Method, system, and computer readable medium for automatically publishing content
|
US6912294B2
(en)
|
2000-12-29 |
2005-06-28 |
Contentguard Holdings, Inc. |
Multi-stage watermarking process and system
|
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
|
US7028009B2
(en)
|
2001-01-17 |
2006-04-11 |
Contentguardiholdings, Inc. |
Method and apparatus for distributing enforceable property rights
|
US7774279B2
(en)
|
2001-05-31 |
2010-08-10 |
Contentguard Holdings, Inc. |
Rights offering and granting
|
US7181017B1
(en)
|
2001-03-23 |
2007-02-20 |
David Felsher |
System and method for secure three-party communications
|
US8275716B2
(en)
|
2001-05-31 |
2012-09-25 |
Contentguard Holdings, Inc. |
Method and system for subscription digital rights management
|
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
|
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
|
US8275709B2
(en)
|
2001-05-31 |
2012-09-25 |
Contentguard Holdings, Inc. |
Digital rights management of content when content is a future live event
|
US8099364B2
(en)
|
2001-05-31 |
2012-01-17 |
Contentguard Holdings, Inc. |
Digital rights management of content when content is a future live event
|
US8001053B2
(en)
|
2001-05-31 |
2011-08-16 |
Contentguard Holdings, Inc. |
System and method for rights offering and granting using shared state variables
|
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
|
WO2002101490A2
(en)
|
2001-06-07 |
2002-12-19 |
Contentguard Holdings, Inc. |
Cryptographic trust zones in digital rights management
|
US7774280B2
(en)
|
2001-06-07 |
2010-08-10 |
Contentguard Holdings, Inc. |
System and method for managing transfer of rights using shared state variables
|
US7293179B2
(en)
*
|
2001-08-01 |
2007-11-06 |
Johnson R Brent |
System and method for virtual tape management with remote archival and retrieval via an encrypted validation communication protocol
|
MXPA04004681A
(es)
|
2001-11-20 |
2004-09-10 |
Contentguard Holdings Inc |
Sistema de procesamiento de expresion de derechos extensible.
|
US7974923B2
(en)
|
2001-11-20 |
2011-07-05 |
Contentguard Holdings, Inc. |
Extensible rights expression processing system
|
US7840488B2
(en)
|
2001-11-20 |
2010-11-23 |
Contentguard Holdings, Inc. |
System and method for granting access to an item or permission to use an item based on configurable conditions
|
US7334125B1
(en)
|
2001-11-27 |
2008-02-19 |
Cisco Technology, Inc. |
Facilitating secure communications among multicast nodes in a telecommunications network
|
US7359884B2
(en)
|
2002-03-14 |
2008-04-15 |
Contentguard Holdings, Inc. |
Method and apparatus for processing usage rights expressions
|
US7805371B2
(en)
|
2002-03-14 |
2010-09-28 |
Contentguard Holdings, Inc. |
Rights expression profile system and method
|
KR100671073B1
(ko)
|
2002-04-29 |
2007-01-17 |
콘텐트가드 홀딩즈 인코포레이티드 |
적법성 표현 언어를 이용한 권리 관리 시스템
|
US7062048B2
(en)
|
2003-01-27 |
2006-06-13 |
Wegener Communications, Inc. |
Apparatus and method for single encryption with multiple authorization of distributed content data
|
US9818136B1
(en)
|
2003-02-05 |
2017-11-14 |
Steven M. Hoffberg |
System and method for determining contingent relevance
|
KR100520116B1
(ko)
*
|
2003-05-16 |
2005-10-10 |
삼성전자주식회사 |
모바일 애드 혹 상의 암호화를 위한 노드간 키 분배 방법및 이를 이용한 네트워크 장치
|
FR2855400B1
(fr)
*
|
2003-05-30 |
2006-03-17 |
R & D Pharma |
Dispositif rectal, notamment pour le traitement des hemorrhoides
|
US7206411B2
(en)
|
2003-06-25 |
2007-04-17 |
Wegener Communications, Inc. |
Rapid decryption of data by key synchronization and indexing
|
US7685642B2
(en)
|
2003-06-26 |
2010-03-23 |
Contentguard Holdings, Inc. |
System and method for controlling rights expressions by stakeholders of an item
|
CA2438357A1
(en)
*
|
2003-08-26 |
2005-02-26 |
Ibm Canada Limited - Ibm Canada Limitee |
System and method for secure remote access
|
KR100677152B1
(ko)
*
|
2004-11-17 |
2007-02-02 |
삼성전자주식회사 |
사용자 바인딩을 이용한 홈 네트워크에서의 콘텐츠 전송방법
|
US8660961B2
(en)
|
2004-11-18 |
2014-02-25 |
Contentguard Holdings, Inc. |
Method, system, and device for license-centric content consumption
|
US7627125B2
(en)
*
|
2005-06-23 |
2009-12-01 |
Efunds Corporation |
Key loading systems and methods
|
US8874477B2
(en)
|
2005-10-04 |
2014-10-28 |
Steven Mark Hoffberg |
Multifactorial optimization system and method
|
US7720767B2
(en)
|
2005-10-24 |
2010-05-18 |
Contentguard Holdings, Inc. |
Method and system to support dynamic rights and resources sharing
|
WO2010004584A2
(en)
*
|
2008-07-09 |
2010-01-14 |
Asis Datta |
Process for production of anti-diabetic compound in root culture of catharanthus roseus
|
DE102011116489A1
(de)
*
|
2011-10-20 |
2013-04-25 |
Giesecke & Devrient Gmbh |
Mobiles Endgerät, Transaktionsterminal und Verfahren zur Durchführung einer Transaktion an einem Transaktionsterminal mittels eines mobilen Endgeräts
|
AU2013202043A1
(en)
*
|
2012-04-13 |
2013-10-31 |
Department Of Industry, Innovation, Science, Research And Tertiary Education |
System and method for facilitating secure communication of data over a communications network
|
WO2015139072A1
(en)
|
2014-03-16 |
2015-09-24 |
Richardson Ric B |
Persistent authentication system incorporating one time pass codes
|
SE538279C2
(sv)
|
2014-09-23 |
2016-04-19 |
Kelisec Ab |
Förfarande och system för att fastställa förekomst av
|
JP6341047B2
(ja)
*
|
2014-10-03 |
2018-06-13 |
ティアック株式会社 |
オーディオ装置
|
SE540133C2
(en)
|
2014-10-09 |
2018-04-10 |
Kelisec Ab |
Improved system for establishing a secure communication channel
|
SE539271C2
(en)
|
2014-10-09 |
2017-06-07 |
Kelisec Ab |
Mutual authentication
|
SE538304C2
(sv)
|
2014-10-09 |
2016-05-03 |
Kelisec Ab |
Improved installation of a terminal in a secure system
|
SE539602C2
(en)
|
2014-10-09 |
2017-10-17 |
Kelisec Ab |
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