JP2002527992A - ｎ人の加入者用の共通の暗号用の鍵の確立方法 - Google Patents

ｎ人の加入者用の共通の暗号用の鍵の確立方法

Info

Publication number
JP2002527992A
JP2002527992A JP2000576579A JP2000576579A JP2002527992A JP 2002527992 A JP2002527992 A JP 2002527992A JP 2000576579 A JP2000576579 A JP 2000576579A JP 2000576579 A JP2000576579 A JP 2000576579A JP 2002527992 A JP2002527992 A JP 2002527992A
Authority
JP
Japan
Prior art keywords
tree
subscribers
subscriber
new
leaves
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.)
Pending
Application number
JP2000576579A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002527992A5 (enExample
Inventor
シュヴェンク，ユルグ
Original Assignee
ドイッチェ テレコム アーゲー
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 ドイッチェ テレコム アーゲー filed Critical ドイッチェ テレコム アーゲー
Publication of JP2002527992A publication Critical patent/JP2002527992A/ja
Publication of JP2002527992A5 publication Critical patent/JP2002527992A5/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • H04L9/0841—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
    • G06Q20/36—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using electronic wallets or electronic money safes
    • G06Q20/367—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using electronic wallets or electronic money safes involving electronic purses or money safes
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Computer Security & Cryptography (AREA)
  • Finance (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Business, Economics & Management (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Strategic Management (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
JP2000576579A 1998-10-09 1999-09-22 ｎ人の加入者用の共通の暗号用の鍵の確立方法 Pending JP2002527992A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19847941.7 1998-10-09
DE19847941A DE19847941A1 (de) 1998-10-09 1998-10-09 Verfahren zum Etablieren eines gemeinsamen krytografischen Schlüssels für n Teilnehmer
PCT/EP1999/007051 WO2000022775A1 (de) 1998-10-09 1999-09-22 Verfahren zum etablieren eines gemeinsamen kryptografischen schüssels für n teilnehmer

Publications (2)

Publication Number Publication Date
JP2002527992A true JP2002527992A (ja) 2002-08-27
JP2002527992A5 JP2002527992A5 (enExample) 2006-11-09

Family

ID=7884814

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000576579A Pending JP2002527992A (ja) 1998-10-09 1999-09-22 ｎ人の加入者用の共通の暗号用の鍵の確立方法

Country Status (7)

Country Link
US (2) US7606369B1 (enExample)
EP (1) EP1119942B1 (enExample)
JP (1) JP2002527992A (enExample)
AT (1) ATE247349T1 (enExample)
DE (2) DE19847941A1 (enExample)
HU (1) HU223920B1 (enExample)
WO (1) WO2000022775A1 (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006262230A (ja) * 2005-03-18 2006-09-28 Sony Corp 情報処理システム、情報解析装置および方法、情報処理装置および方法、並びにプログラム
JP2011223544A (ja) * 2010-04-08 2011-11-04 Industry & Academic Cooperation In Chungnam National Univer (Iac) 強力なｓｃａｄａシステムのハイブリッドキー管理方法及びセッションキー生成方法
WO2018216749A1 (ja) * 2017-05-25 2018-11-29 Ｎｅｃネットワーク・センサ株式会社 暗号通信方法、情報処理装置及びプログラム
JP2020005079A (ja) * 2018-06-27 2020-01-09 Kddi株式会社 鍵合意システム及び鍵生成装置

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4622064B2 (ja) 2000-04-06 2011-02-02 ソニー株式会社 情報記録装置、情報再生装置、情報記録方法、情報再生方法、および情報記録媒体、並びにプログラム提供媒体
WO2004102871A1 (en) * 2003-05-13 2004-11-25 Telecom Italia S.P.A. A process for secure communication over a wireless network, related network and computer program product
JP2006135840A (ja) * 2004-11-09 2006-05-25 Sony Corp 鍵共有状態移行方法、システム、並びに情報記憶媒体
WO2008026184A2 (en) * 2006-08-31 2008-03-06 Koninklijke Philips Electronics N.V. Method of key management
FR2922392B1 (fr) * 2007-10-12 2011-03-04 Thales Sa Dispositif et procede pour aiguiller des flux d'echange de valeurs publiques (ou non sensibles) permettant de creer des cles secretes communes entre plusieurs zones.
US20150036820A1 (en) * 2013-07-30 2015-02-05 Gideon Samid Probability Durable Entropic Advantage
CN112422276B (zh) * 2020-11-04 2022-03-25 郑州信大捷安信息技术股份有限公司 一种多方密钥协商的实现方法及系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0389737A (ja) * 1989-08-25 1991-04-15 Motorola Inc 階層型キー管理システム
JPH05327748A (ja) * 1992-05-27 1993-12-10 Fujitsu Ltd 同報通信システム
JPH0738555A (ja) * 1993-06-25 1995-02-07 Sony Corp 公開鍵暗号処理システムと方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4309569A (en) * 1979-09-05 1982-01-05 The Board Of Trustees Of The Leland Stanford Junior University Method of providing digital signatures
US4661658A (en) * 1985-02-12 1987-04-28 International Business Machines Corporation Offline PIN validation with DES
US4914569A (en) * 1987-10-30 1990-04-03 International Business Machines Corporation Method for concurrent record access, insertion, deletion and alteration using an index tree
US5315658B1 (en) * 1992-04-20 1995-09-12 Silvio Micali Fair cryptosystems and methods of use
IL106796A (en) * 1993-08-25 1997-11-20 Algorithmic Res Ltd Broadcast encryption
DE19511298B4 (de) * 1995-03-28 2005-08-18 Deutsche Telekom Ag Verfahren zur Erteilung und zum Entzug der Berechtigung zum Empfang von Rundfunksendungen und Decoder
DE19538385A1 (de) * 1995-10-14 1997-04-17 Deutsche Telekom Ag Verfahren zur Etablierung eines gemeinsamen Schlüssels für autorisierte Personen durch eine Zentrale
DE19649292A1 (de) * 1996-11-28 1998-06-04 Deutsche Telekom Ag Verfahren zum Sichern eines durch eine Schlüsselhierarchie geschützten Systems
US6049878A (en) * 1998-01-20 2000-04-11 Sun Microsystems, Inc. Efficient, secure multicasting with global knowledge
US6041122A (en) * 1998-02-27 2000-03-21 Intel Corporation Method and apparatus for hiding crytographic keys utilizing autocorrelation timing encoding and computation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0389737A (ja) * 1989-08-25 1991-04-15 Motorola Inc 階層型キー管理システム
JPH05327748A (ja) * 1992-05-27 1993-12-10 Fujitsu Ltd 同報通信システム
JPH0738555A (ja) * 1993-06-25 1995-02-07 Sony Corp 公開鍵暗号処理システムと方法

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
JPN6010009852, Ｊ． Ｓｃｈｗｅｎｋ, ""Ｅｓｔａｂｌｉｓｈｉｎｇ ａ ｋｅｙ ｈｉｅｒａｒｃｈｙ ｆｏｒ Ｃｏｎｄｉｔｉｏｎａｌ Ａｃｃｅｓｓ ｗｉｔｈｏｕｔ ｅｎｃｒｙｐｔｉｏｎ"", Ｃｏｍｍｕｎｉｃａｔｉｏｎｓ ａｎｄ Ｍｕｌｔｉｍｅｄｉａ Ｓｅｃｕｒｉｔｙ ＩＩ, 1996, ｐ．１７６−１８２, GB, ＣＨＡＰＭＡＮ ＆ ＨＡＬＬ *
JPN7010000554, Ｄａｖｉｄ Ａ． ＭｃＧｒｅｗ ａｎｄ Ａｌａｎ Ｔ． Ｓｈｅｒｍａｎ, ""Ｋｅｙ Ｅｓｔａｂｌｉｓｈｍｅｎｔ ｉｎ Ｌａｒｇｅ Ｄｙｎａｍｉｃ Ｇｒｏｕｐｓ Ｕｓｉｎｇ Ｏｎｅ−Ｗａｙ Ｆｕｎｃｔｉｏｎ Ｔｒｅｅｓ"", インターネット, 19980520, ｐ．１−１３ *
JPN7010000555, Ｍｉｃｈａｅｌ Ｓｔｅｉｎｅｒ， Ｇｅｎｅ Ｔｓｕｄｉｋ， Ｍｉｃｈａｅｌ Ｗａｉｄｎｅｒ, ""Ｄｉｆｆｉｅ−Ｈｅｌｌｍａｎ Ｋｅｙ Ｄｉｓｔｒｉｂｕｔｉｏｎ Ｅｘｔｅｎｄｅｄ ｔｏ Ｇｒｏｕｐ Ｃｏｍｍｕｎｉｃａｔｉｏｎ"", Ｐｒｏｃｅｅｄｉｎｇｓ ｏｆ ｔｈｅ ３ｒｄ ＡＣＭ Ｃｏｎｆｅｒｅｎｃｅ ｏｎ Ｃｏｍｐｕｔｅｒ ａｎｄ Ｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｓｅｃｕｒｉｔｙ, 1996, ｐ．３１−３７ *
JPN7010000556, Ｍｉｃｈａｅｌ Ｓｔｅｉｎｅｒ， Ｇｅｎｅ Ｔｓｕｄｉｋ， Ｍｉｃｈａｅｌ Ｗａｉｄｎｅｒ, ""ＣＬＩＱＵＥＳ： Ａ Ｎｅｗ Ａｐｐｒｏａｃｈ ｔｏ Ｇｒｏｕｐ Ｋｅｙ Ａｇｒｅｅｍｅｎｔ"", １８ｔｈ ＩＥＥＥ Ｉｎｔｅｒｎａｔｉｏｎａｌ Ｃｏｎｆｅｒｅｎｃｅ ｏｎ Ｄｉｓｔｒｉｂｕｔｅｄ Ｃｏｍｐｕｔｉｎｇ Ｓｙｓｔｅｍｓ （ＩＣＤＣＳ’９８）, 19980526, ｐ．３８０−３８７ *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006262230A (ja) * 2005-03-18 2006-09-28 Sony Corp 情報処理システム、情報解析装置および方法、情報処理装置および方法、並びにプログラム
JP2011223544A (ja) * 2010-04-08 2011-11-04 Industry & Academic Cooperation In Chungnam National Univer (Iac) 強力なｓｃａｄａシステムのハイブリッドキー管理方法及びセッションキー生成方法
WO2018216749A1 (ja) * 2017-05-25 2018-11-29 Ｎｅｃネットワーク・センサ株式会社 暗号通信方法、情報処理装置及びプログラム
JPWO2018216749A1 (ja) * 2017-05-25 2020-03-26 Ｎｅｃネットワーク・センサ株式会社 暗号通信方法、情報処理装置及びプログラム
US11411744B2 (en) 2017-05-25 2022-08-09 Nec Network And Sensor Systems, Ltd. Encryption communication method, information processing apparatus, and program
JP2020005079A (ja) * 2018-06-27 2020-01-09 Kddi株式会社 鍵合意システム及び鍵生成装置

Also Published As

Publication number Publication date
HU223920B1 (hu) 2005-03-29
WO2000022775A1 (de) 2000-04-20
ATE247349T1 (de) 2003-08-15
DE19847941A1 (de) 2000-04-13
EP1119942A1 (de) 2001-08-01
DE59906607D1 (de) 2003-09-18
HUP0104054A2 (hu) 2002-03-28
US20100054464A1 (en) 2010-03-04
HUP0104054A3 (en) 2003-05-28
US7606369B1 (en) 2009-10-20
EP1119942B1 (de) 2003-08-13

Similar Documents

Publication Publication Date Title
MacKenzie et al. Threshold password-authenticated key exchange
CN108352015B (zh) 用于基于区块链的系统结合钱包管理系统的安全多方防遗失存储和加密密钥转移
TWI821248B (zh) 用以移轉數位資產支配權之電腦實施方法及系統
Mandt et al. Certificateless authenticated two-party key agreement protocols
JP4527358B2 (ja) 鍵供託を使用しない、認証された個別暗号システム
US9166778B2 (en) Secure group messaging
US9106410B2 (en) Identity based authenticated key agreement protocol
JP2599871B2 (ja) 暗号鍵を生成する方法
JP5171991B2 (ja) 鍵合意および移送プロトコル
US7716482B2 (en) Conference session key distribution method in an ID-based cryptographic system
US6987855B1 (en) Operational optimization of a shared secret Diffie-Hellman key exchange among broadcast or multicast groups
CN111404950B (zh) 一种基于区块链网络的信息共享方法、装置和相关设备
US20120257745A1 (en) Split-Key Key-Agreement Protocol
US20100054464A1 (en) Process for establishing a common cryptographic key for n subscribers
CN102017510A (zh) 自封闭联合知识证明和Diffie-Hellman密钥交换方法与结构
Steiner et al. Secure password-based cipher suite for TLS
Kumar et al. Anonymous ID-based Group Key Agreement Protocol without Pairing.
Elashry et al. A resilient identity‐based authenticated key exchange protocol
Zhu et al. Provably Secure Multi-server Privacy-Protection System Based on Chebyshev Chaotic Maps without Using Symmetric Cryptography.
US7035405B1 (en) Method for establishing a common key between a central station and a group of subscribers
Duits The post-quantum Signal protocol: Secure chat in a quantum world
WO2022185328A1 (en) System and method for identity-based key agreement for secure communication
Yoneyama Efficient and strongly secure password-based server aided key exchange
Aggarwal Survey and taxonomy of key management protocols for wired and wireless networks
JP3699618B2 (ja) 暗号鍵取得方法及び暗号鍵交換装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060920

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20060920

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20100224

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20100712