JP2002527993A5 - - Google Patents

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Publication number
JP2002527993A5
JP2002527993A5 JP2000576580A JP2000576580A JP2002527993A5 JP 2002527993 A5 JP2002527993 A5 JP 2002527993A5 JP 2000576580 A JP2000576580 A JP 2000576580A JP 2000576580 A JP2000576580 A JP 2000576580A JP 2002527993 A5 JP2002527993 A5 JP 2002527993A5
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JP
Japan
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.)
Pending
Application number
JP2000576580A
Other versions
JP2002527993A (ja
Filing date
Publication date
Priority claimed from DE19847944A external-priority patent/DE19847944A1/de
Application filed filed Critical
Publication of JP2002527993A publication Critical patent/JP2002527993A/ja
Publication of JP2002527993A5 publication Critical patent/JP2002527993A5/ja
Pending legal-status Critical Current

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JP2000576580A 1998-10-09 1999-09-22 中央局と加入者のグループの間に共通キーを確立するための方法 Pending JP2002527993A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19847944.1 1998-10-09
DE19847944A DE19847944A1 (de) 1998-10-09 1998-10-09 Verfahren zum Etablieren eines gemeinsamen Schlüssels zwischen einer Zentrale und einer Gruppe von Teilnehmern
PCT/EP1999/007052 WO2000022776A1 (de) 1998-10-09 1999-09-22 Verfahren zum etablieren eines gemeinsamen schlüssels zwischen einer zentrale und einer gruppe von teilnehmern

Publications (2)

Publication Number Publication Date
JP2002527993A JP2002527993A (ja) 2002-08-27
JP2002527993A5 true JP2002527993A5 (ja) 2006-11-24

Family

ID=7884817

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000576580A Pending JP2002527993A (ja) 1998-10-09 1999-09-22 中央局と加入者のグループの間に共通キーを確立するための方法

Country Status (7)

Country Link
US (1) US7035405B1 (ja)
EP (1) EP1119941B1 (ja)
JP (1) JP2002527993A (ja)
AT (1) ATE222436T1 (ja)
DE (2) DE19847944A1 (ja)
IL (1) IL142449A (ja)
WO (1) WO2000022776A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19938197A1 (de) * 1999-08-12 2001-03-08 Deutsche Telekom Ag Verfahren zur Schlüsselvereinbarung für eine Gruppe von mindestens drei Teilnehmern
CN102609640B (zh) 2004-10-25 2015-07-15 安全第一公司 安全数据分析方法和系统
CN106230872A (zh) * 2009-11-25 2016-12-14 安全第公司 对移动中数据进行保护的系统和方法
CN103238305A (zh) 2010-05-28 2013-08-07 安全第一公司 用于安全数据储存的加速器系统
JP5911289B2 (ja) * 2011-12-16 2016-04-27 セコム株式会社 鍵管理システム
US10362006B2 (en) 2013-03-15 2019-07-23 Mastercard International Incorporated Systems and methods for cryptographic security as a service

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8704920D0 (en) * 1987-03-03 1987-04-08 Hewlett Packard Co Secure messaging system
CH678134A5 (en) * 1989-01-13 1991-07-31 Ascom Radiocom Ag Authenticated cryptographic key exchange in digital subscriber network - using preliminary phase of multiplication in finite galois field with random number selection for public key
US5136642A (en) * 1990-06-01 1992-08-04 Kabushiki Kaisha Toshiba Cryptographic communication method and cryptographic communication device
ATE129368T1 (de) * 1991-04-29 1995-11-15 Omnisec Ag Auf dem unterschied zwischen zwei informationen basierendes verschlüsselungssystem.
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
DE19538385A1 (de) 1995-10-14 1997-04-17 Deutsche Telekom Ag Verfahren zur Etablierung eines gemeinsamen Schlüssels für autorisierte Personen durch eine Zentrale
JP3620138B2 (ja) * 1996-02-05 2005-02-16 松下電器産業株式会社 鍵共有システム
JPH1022991A (ja) * 1996-06-28 1998-01-23 Hitachi Ltd 同報暗号通信方法および装置
US5764767A (en) * 1996-08-21 1998-06-09 Technion Research And Development Foundation Ltd. System for reconstruction of a secret shared by a plurality of participants
US6038322A (en) * 1998-10-20 2000-03-14 Cisco Technology, Inc. Group key distribution

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