WO1999060749A8 - Systeme de partage d'informations - Google Patents
Systeme de partage d'informationsInfo
- Publication number
- WO1999060749A8 WO1999060749A8 PCT/JP1999/002510 JP9902510W WO9960749A8 WO 1999060749 A8 WO1999060749 A8 WO 1999060749A8 JP 9902510 W JP9902510 W JP 9902510W WO 9960749 A8 WO9960749 A8 WO 9960749A8
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- key
- digital signature
- list
- encrypted
- unit
- Prior art date
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
- H04L9/0819—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)
- H04L9/0825—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) using asymmetric-key encryption or public key infrastructure [PKI], e.g. key signature or public key certificates
-
- 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
- H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
- H04L9/0897—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage involving additional devices, e.g. trusted platform module [TPM], smartcard or USB
-
- 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
- H04L9/321—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 a third party or a trusted authority
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/60—Digital content management, e.g. content distribution
- H04L2209/601—Broadcast encryption
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Storage Device Security (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP99919583A EP1083699A1 (en) | 1998-05-18 | 1999-05-14 | Information sharing system |
Applications Claiming Priority (12)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10/135502 | 1998-05-18 | ||
| JP10135502A JPH11331145A (ja) | 1998-05-18 | 1998-05-18 | 情報共有システム、情報保管装置およびそれらの情報処理方法、並びに記録媒体 |
| JP10227410A JP2000059358A (ja) | 1998-08-11 | 1998-08-11 | 情報改竄検知装置および改竄検知プログラムを記録したコンピュータ読み取り可能な記録媒体 |
| JP10/227410 | 1998-08-11 | ||
| JP10/307658 | 1998-10-28 | ||
| JP10307658A JP2000134195A (ja) | 1998-10-28 | 1998-10-28 | 暗号化装置、復号化装置、方法及びその記録媒体 |
| JP10309223A JP2000137435A (ja) | 1998-10-29 | 1998-10-29 | チームデータリスト管理装置及びチームデータリスト保管装置及びチームデータリスト処理システム、並びに、それらの記録媒体 |
| JP10/309223 | 1998-10-29 | ||
| JP10/372187 | 1998-12-28 | ||
| JP10372187A JP2000196583A (ja) | 1998-12-28 | 1998-12-28 | 同報通信システム |
| JP11/29384 | 1999-02-05 | ||
| JP11029384A JP2000227879A (ja) | 1999-02-05 | 1999-02-05 | チームデータリスト管理装置及びチームデータリスト保管装置及びチームデータリスト処理システム、並びに、それらの記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO1999060749A1 WO1999060749A1 (fr) | 1999-11-25 |
| WO1999060749A8 true WO1999060749A8 (fr) | 2000-04-27 |
Family
ID=27549456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP1999/002510 WO1999060749A1 (fr) | 1998-05-18 | 1999-05-14 | Systeme de partage d'informations |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP1083699A1 (ja) |
| WO (1) | WO1999060749A1 (ja) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002080447A1 (en) | 2001-03-29 | 2002-10-10 | Sony Corporation | Information processing apparatus |
| US8468209B2 (en) | 2003-09-18 | 2013-06-18 | International Business Machines Corporation | Method of rescinding previously transmitted e-mail messages |
| KR100969241B1 (ko) * | 2004-02-13 | 2010-07-09 | 노키아 코포레이션 | 네트워크 상의 데이터 관리 방법 및 시스템 |
| KR100636228B1 (ko) | 2005-02-07 | 2006-10-19 | 삼성전자주식회사 | 계층적인 노드 토폴로지를 이용한 키 관리 방법 및 이를이용한 사용자 등록 및 등록해제 방법 |
| EP1847066A4 (en) * | 2005-02-07 | 2013-09-18 | Samsung Electronics Co Ltd | KEY MANAGEMENT METHOD USING HIERARCHISED NODAL TOPOLOGY, AND USER RECORDING RECORDING AND REMOVAL METHOD USING SAID KEY MANAGEMENT METHOD |
| KR100791291B1 (ko) * | 2006-02-10 | 2008-01-04 | 삼성전자주식회사 | 디바이스에서 ｄｒｍ 컨텐츠를 로밍하여 사용하는 방법 및장치 |
| EP2104269A1 (en) | 2008-03-17 | 2009-09-23 | Robert Bosch Gmbh | An electronic control unit (ECU) and a method for verifying data integrity |
| DE202008007826U1 (de) | 2008-04-18 | 2008-08-28 | Samedi Gmbh | Anordnung zum sicheren Austausch von Daten zwischen Dienstleister und Kunde, insbesondere zur Terminplanung |
| US20160057466A1 (en) * | 2014-08-21 | 2016-02-25 | Real Image Media Technologies Pvt. Ltd. | System and Method for Controlling Digital Cinema Content Distribution |
| CN107819585B (zh) * | 2017-11-17 | 2020-08-25 | 武汉理工大学 | Sm9数字签名协同生成方法及系统 |
| KR102357698B1 (ko) * | 2020-02-24 | 2022-02-14 | 황순영 | 부분 해시값을 이용한 개인키 관리 방법 |
| US11595207B2 (en) | 2020-12-23 | 2023-02-28 | Dropbox, Inc. | Utilizing encryption key exchange and rotation to share passwords via a shared folder |
| US12062004B2 (en) * | 2021-09-27 | 2024-08-13 | 7-Eleven, Inc. | Autonomous delivery mechanism data integration in an application platform |
| CN115174152B (zh) * | 2022-06-08 | 2024-06-18 | 中国科学院信息工程研究所 | 一种群组测试认证加密方法、验证解密方法及通信方法 |
| CN118590326B (zh) * | 2024-08-06 | 2024-11-12 | 北京清水爱派建筑设计股份有限公司 | 一种多平台协同建筑设计过程中数据安全共享方法及系统 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07200617A (ja) * | 1994-01-10 | 1995-08-04 | Nippon Telegr & Teleph Corp <Ntt> | 共有情報参照権限制御方法 |
| JPH07245605A (ja) * | 1994-03-03 | 1995-09-19 | Fujitsu Ltd | 暗号化情報中継装置とそれに接続される加入者端末装置ならびに暗号通信方法 |
| JPH09252323A (ja) * | 1996-01-11 | 1997-09-22 | Sony Corp | 通信システムおよび通信装置 |
| JPH1013403A (ja) * | 1996-06-21 | 1998-01-16 | Nec Corp | データ管理システム |
| JP3917686B2 (ja) * | 1996-07-24 | 2007-05-23 | 富士通株式会社 | データベース管理システム |
-
1999
- 1999-05-14 EP EP99919583A patent/EP1083699A1/en not_active Withdrawn
- 1999-05-14 WO PCT/JP1999/002510 patent/WO1999060749A1/ja not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| WO1999060749A1 (fr) | 1999-11-25 |
| EP1083699A1 (en) | 2001-03-14 |
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