DE68918855D1 - Hierarchisches Schlüsselverteilungssystem. - Google Patents

Hierarchisches Schlüsselverteilungssystem.

Info

Publication number
DE68918855D1
DE68918855D1 DE68918855T DE68918855T DE68918855D1 DE 68918855 D1 DE68918855 D1 DE 68918855D1 DE 68918855 T DE68918855 T DE 68918855T DE 68918855 T DE68918855 T DE 68918855T DE 68918855 D1 DE68918855 D1 DE 68918855D1
Authority
DE
Germany
Prior art keywords
distribution system
key distribution
hierarchical key
hierarchical
key
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
DE68918855T
Other languages
English (en)
Other versions
DE68918855T2 (de
Inventor
Robert Ivan Foster
Robert Frederick Pfeifer
Thomas James Mihm
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.)
General Dynamics Mission Systems Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of DE68918855D1 publication Critical patent/DE68918855D1/de
Application granted granted Critical
Publication of DE68918855T2 publication Critical patent/DE68918855T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • 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]
    • H04L9/0833—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] involving conference or group key
    • H04L9/0836—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] involving conference or group key using tree structure or hierarchical structure
    • 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
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3263—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements
DE68918855T 1988-05-02 1989-07-27 Hierarchisches Schlüsselverteilungssystem. Expired - Fee Related DE68918855T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/188,868 US4888801A (en) 1988-05-02 1988-05-02 Hierarchical key management system

Publications (2)

Publication Number Publication Date
DE68918855D1 true DE68918855D1 (de) 1994-11-17
DE68918855T2 DE68918855T2 (de) 1995-05-11

Family

ID=22694885

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68918855T Expired - Fee Related DE68918855T2 (de) 1988-05-02 1989-07-27 Hierarchisches Schlüsselverteilungssystem.

Country Status (6)

Country Link
US (1) US4888801A (de)
EP (1) EP0410037B1 (de)
KR (1) KR960014681B1 (de)
AU (1) AU624395B2 (de)
DE (1) DE68918855T2 (de)
ES (1) ES2060705T3 (de)

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US5230020A (en) * 1991-10-16 1993-07-20 Motorola, Inc. Algorithm independent cryptographic key management
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US5596718A (en) * 1992-07-10 1997-01-21 Secure Computing Corporation Secure computer network using trusted path subsystem which encrypts/decrypts and communicates with user through local workstation user I/O devices without utilizing workstation processor
US5341426A (en) * 1992-12-15 1994-08-23 Motorola, Inc. Cryptographic key management apparatus and method
US5335281A (en) * 1992-12-15 1994-08-02 Motorola, Inc. Network controller and method
US5673034A (en) * 1993-10-12 1997-09-30 Saliga; Thomas V. Security system comprising three apparatuses sharing a time-varying code
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US5680456A (en) * 1995-03-31 1997-10-21 Pitney Bowes Inc. Method of manufacturing generic meters in a key management system
US5812666A (en) * 1995-03-31 1998-09-22 Pitney Bowes Inc. Cryptographic key management and validation 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
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IL113259A (en) * 1995-04-05 2001-03-19 Diversinet Corp A device and method for a secure interface for secure communication and data transfer
US5615266A (en) * 1995-07-13 1997-03-25 Motorola, Inc Secure communication setup method
US8732457B2 (en) 1995-10-02 2014-05-20 Assa Abloy Ab Scalable certificate validation and simplified PKI management
US7600129B2 (en) 1995-10-02 2009-10-06 Corestreet, Ltd. Controlling access using additional data
US8015597B2 (en) 1995-10-02 2011-09-06 Corestreet, Ltd. Disseminating additional data used for controlling access
US7716486B2 (en) 1995-10-02 2010-05-11 Corestreet, Ltd. Controlling group access to doors
US6766450B2 (en) 1995-10-24 2004-07-20 Corestreet, Ltd. Certificate revocation system
US7337315B2 (en) 1995-10-02 2008-02-26 Corestreet, Ltd. Efficient certificate revocation
US5604804A (en) * 1996-04-23 1997-02-18 Micali; Silvio Method for certifying public keys in a digital signature scheme
US7353396B2 (en) 1995-10-02 2008-04-01 Corestreet, Ltd. Physical access control
US7822989B2 (en) 1995-10-02 2010-10-26 Corestreet, Ltd. Controlling access to an area
EP0768774A3 (de) * 1995-10-16 1999-08-04 Sony Corporation Verfahren und Anordnung zur Datenverschlüsselung unter Verwendung einer Hierarchie von Schlüsselverteilung
US8261319B2 (en) 1995-10-24 2012-09-04 Corestreet, Ltd. Logging access attempts to an area
US5913024A (en) 1996-02-09 1999-06-15 Secure Computing Corporation Secure server utilizing separate protocol stacks
US6002768A (en) * 1996-05-07 1999-12-14 International Computer Science Institute Distributed registration and key distribution system and method
US5841864A (en) * 1996-08-05 1998-11-24 Motorola Inc. Apparatus and method for authentication and session key exchange in a communication system
US5950195A (en) * 1996-09-18 1999-09-07 Secure Computing Corporation Generalized security policy management system and method
DE19649292A1 (de) * 1996-11-28 1998-06-04 Deutsche Telekom Ag Verfahren zum Sichern eines durch eine Schlüsselhierarchie geschützten Systems
US6604242B1 (en) * 1998-05-18 2003-08-05 Liberate Technologies Combining television broadcast and personalized/interactive information
US6381741B1 (en) 1998-05-18 2002-04-30 Liberate Technologies Secure data downloading, recovery and upgrading
US5917911A (en) * 1997-01-23 1999-06-29 Motorola, Inc. Method and system for hierarchical key access and recovery
US6330608B1 (en) 1997-03-31 2001-12-11 Stiles Inventions L.L.C. Method and system of a computer system for establishing communications between a service provider and a central service factory and registry in a computer system
US6035041A (en) * 1997-04-28 2000-03-07 Certco, Inc. Optimal-resilience, proactive, public-key cryptographic system and method
US6049872A (en) * 1997-05-06 2000-04-11 At&T Corporation Method for authenticating a channel in large-scale distributed systems
US6370249B1 (en) * 1997-07-25 2002-04-09 Entrust Technologies, Ltd. Method and apparatus for public key management
DE69935913T2 (de) * 1998-07-02 2008-01-10 Cryptography Research Inc., San Francisco Leckresistente aktualisierung eines indexierten kryptographischen schlüssels
AU3712300A (en) 1999-06-11 2001-01-02 Liberate Technologies Hierarchical open security information delegation and acquisition
US6907127B1 (en) * 1999-06-18 2005-06-14 Digital Video Express, L.P. Hierarchical key management encoding and decoding
US6812938B2 (en) 2000-03-29 2004-11-02 Citicorp Development Center, Inc. Method and system for providing status indication and control to a computer network user
GB2365720B (en) * 2000-07-17 2004-04-14 Motorola Inc A communication system and method therefor
WO2003013185A1 (en) * 2001-08-01 2003-02-13 Dashen Fan Cardioid beam with a desired null based acoustic devices, systems and methods
US7487363B2 (en) * 2001-10-18 2009-02-03 Nokia Corporation System and method for controlled copying and moving of content between devices and domains based on conditional encryption of content key depending on usage
EP1627488A4 (de) 2003-05-13 2008-06-04 Corestreet Ltd Effiziente und sichere datenaktualitätssysteme
WO2005001653A2 (en) 2003-06-24 2005-01-06 Corestreet, Ltd. Access control
US20050102513A1 (en) * 2003-11-10 2005-05-12 Nokia Corporation Enforcing authorized domains with domain membership vouchers
KR20060097131A (ko) 2003-11-19 2006-09-13 코아스트리트 리미티드 분산 위임 인증 경로 획득 및 검증
JP4576210B2 (ja) 2003-12-16 2010-11-04 株式会社リコー 証明書転送装置、証明書転送システム、証明書転送方法、プログラム及び記録媒体
CA2872032A1 (en) 2004-01-09 2005-08-04 Corestreet, Ltd. Signature-efficient real time credentials for ocsp and distributed ocsp
US7205882B2 (en) 2004-11-10 2007-04-17 Corestreet, Ltd. Actuating a security system using a wireless device
US8090105B2 (en) * 2004-11-24 2012-01-03 International Business Machines Corporation Broadcast encryption with dual tree sizes
EP1847066A4 (de) * 2005-02-07 2013-09-18 Samsung Electronics Co Ltd Schlüsselverwaltungsverfahren unter verwendung hierarchischer knotentopologie und dieses nutzendes verfahren zur registrierung und deregistrierung von benutzern
KR100636228B1 (ko) * 2005-02-07 2006-10-19 삼성전자주식회사 계층적인 노드 토폴로지를 이용한 키 관리 방법 및 이를이용한 사용자 등록 및 등록해제 방법
US8046588B2 (en) * 2006-02-23 2011-10-25 Rockwell Automation Technologies, Inc. Audit trail in a programmable safety instrumented system via biometric signature(s)
US20100215033A1 (en) * 2009-02-20 2010-08-26 Avaya Inc. Preferential routing of secured calls
US10212144B2 (en) 2013-03-15 2019-02-19 Assa Abloy Ab Digital credential with embedded authentication instructions
EP3276879B1 (de) * 2016-07-26 2020-06-17 Siemens Aktiengesellschaft Verfahren zum betreiben einer anordnung, die eine unterstation und zumindest ein daran angeschlossenes endgerät umfasst

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US4386233A (en) * 1980-09-29 1983-05-31 Smid Miles E Crytographic key notarization methods and apparatus
US4438824A (en) * 1981-04-22 1984-03-27 Siemens Corporation Apparatus and method for cryptographic identity verification
US4500750A (en) * 1981-12-30 1985-02-19 International Business Machines Corporation Cryptographic application for interbank verification
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US4888801A (en) * 1988-05-02 1989-12-19 Motorola, Inc. Hierarchical key management system

Also Published As

Publication number Publication date
AU624395B2 (en) 1992-06-11
EP0410037B1 (de) 1994-10-12
KR960014681B1 (ko) 1996-10-19
EP0410037A1 (de) 1991-01-30
AU3829289A (en) 1991-04-26
US4888801A (en) 1989-12-19
ES2060705T3 (es) 1994-12-01
DE68918855T2 (de) 1995-05-11
KR910003964A (ko) 1991-02-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: GENERAL DYNAMICS DECISION SYSTEMS, INC. (N.D.GES.D

8339 Ceased/non-payment of the annual fee