EP1847066A4 - Procede de gestion de cles dans lequel est utilisee une topologie nodale hierarchisee, et procede d'enregistrement et de retrait d'enregistrement d'un utilisateur dans lequel est utilise ledit procede de gestion de cles - Google Patents
Procede de gestion de cles dans lequel est utilisee une topologie nodale hierarchisee, et procede d'enregistrement et de retrait d'enregistrement d'un utilisateur dans lequel est utilise ledit procede de gestion de clesInfo
- Publication number
- EP1847066A4 EP1847066A4 EP06715877.4A EP06715877A EP1847066A4 EP 1847066 A4 EP1847066 A4 EP 1847066A4 EP 06715877 A EP06715877 A EP 06715877A EP 1847066 A4 EP1847066 A4 EP 1847066A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- registering
- same
- key management
- node topology
- hierarchical node
- 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.)
- Withdrawn
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)
- H04L9/083—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
- H04L9/08—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)
- H04L9/0822—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 key encryption key
-
- 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
- H04L9/0891—Revocation or update of secret information, e.g. encryption key update or rekeying
-
- 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
-
- 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
- H04L2209/603—Digital right managament [DRM]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Storage Device Security (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US65012705P | 2005-02-07 | 2005-02-07 | |
KR1020050021845A KR100636228B1 (ko) | 2005-02-07 | 2005-03-16 | 계층적인 노드 토폴로지를 이용한 키 관리 방법 및 이를이용한 사용자 등록 및 등록해제 방법 |
PCT/KR2006/000425 WO2006083141A1 (fr) | 2005-02-07 | 2006-02-06 | Procede de gestion de cles dans lequel est utilisee une topologie nodale hierarchisee, et procede d'enregistrement et de retrait d'enregistrement d'un utilisateur dans lequel est utilise ledit procede de gestion de cles |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1847066A1 EP1847066A1 (fr) | 2007-10-24 |
EP1847066A4 true EP1847066A4 (fr) | 2013-09-18 |
Family
ID=36777484
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP06715877.4A Withdrawn EP1847066A4 (fr) | 2005-02-07 | 2006-02-06 | Procede de gestion de cles dans lequel est utilisee une topologie nodale hierarchisee, et procede d'enregistrement et de retrait d'enregistrement d'un utilisateur dans lequel est utilise ledit procede de gestion de cles |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1847066A4 (fr) |
WO (1) | WO2006083141A1 (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100765750B1 (ko) * | 2005-05-09 | 2007-10-15 | 삼성전자주식회사 | 브로드캐스트 암호화 방식에 따라 효율적으로암호화/복호화하는 방법 및 장치 |
US8601555B2 (en) | 2006-12-04 | 2013-12-03 | Samsung Electronics Co., Ltd. | System and method of providing domain management for content protection and security |
US8104091B2 (en) | 2008-03-07 | 2012-01-24 | Samsung Electronics Co., Ltd. | System and method for wireless communication network having proximity control based on authorization token |
US8170931B2 (en) * | 2008-10-28 | 2012-05-01 | Dell Products L.P. | Configuring user-customized services for networked devices |
US9237310B2 (en) | 2008-11-26 | 2016-01-12 | Thomson Licensing | Method and system digital for processing digital content according to a workflow |
EP3051745B1 (fr) * | 2013-09-23 | 2020-05-06 | Samsung Electronics Co., Ltd. | Procédé de gestion de sécurité et dispositif de gestion de sécurité dans un système de réseau domestique |
KR102213640B1 (ko) * | 2013-09-23 | 2021-02-08 | 삼성전자주식회사 | 홈 네트워크 시스템에서 사용자 디바이스가 홈 디바이스 관련 정보를 전달하는 장치 및 방법 |
JP6910894B2 (ja) * | 2017-09-01 | 2021-07-28 | キヤノン株式会社 | 情報処理装置、制御方法、およびプログラム |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1083699A1 (fr) * | 1998-05-18 | 2001-03-14 | Mitsubishi Materials Corporation | Systeme de partage d'informations |
EP1235381A1 (fr) * | 2000-11-09 | 2002-08-28 | Sony Corporation | Dispositif de traitement d'informations, procede de traitement d'informations et support de programme |
WO2004023812A1 (fr) * | 2002-09-04 | 2004-03-18 | Matsushita Electric Industrial Co., Ltd. | Systeme de distribution de contenu |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4888801A (en) * | 1988-05-02 | 1989-12-19 | Motorola, Inc. | Hierarchical key management system |
JPH10198272A (ja) * | 1996-12-27 | 1998-07-31 | Canon Inc | 階層を有する鍵管理方法及び暗号システム、分散デジタル署名システム |
JP2001358707A (ja) * | 2000-06-15 | 2001-12-26 | Sony Corp | 暗号鍵ブロックを用いた情報処理システムおよび情報処理方法、並びにプログラム提供媒体 |
-
2006
- 2006-02-06 EP EP06715877.4A patent/EP1847066A4/fr not_active Withdrawn
- 2006-02-06 WO PCT/KR2006/000425 patent/WO2006083141A1/fr active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1083699A1 (fr) * | 1998-05-18 | 2001-03-14 | Mitsubishi Materials Corporation | Systeme de partage d'informations |
EP1235381A1 (fr) * | 2000-11-09 | 2002-08-28 | Sony Corporation | Dispositif de traitement d'informations, procede de traitement d'informations et support de programme |
WO2004023812A1 (fr) * | 2002-09-04 | 2004-03-18 | Matsushita Electric Industrial Co., Ltd. | Systeme de distribution de contenu |
US20050228897A1 (en) * | 2002-09-04 | 2005-10-13 | Masaya Yamamoto | Content distribution system |
Non-Patent Citations (1)
Title |
---|
See also references of WO2006083141A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP1847066A1 (fr) | 2007-10-24 |
WO2006083141A1 (fr) | 2006-08-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20070518 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): DE FR GB IT NL |
|
RBV | Designated contracting states (corrected) |
Designated state(s): DE FR GB IT NL |
|
DAX | Request for extension of the european patent (deleted) | ||
RBV | Designated contracting states (corrected) |
Designated state(s): DE FR GB IT NL |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: SAMSUNG ELECTRONICS CO., LTD. |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20130819 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04L 9/08 20060101AFI20130812BHEP |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
INTG | Intention to grant announced |
Effective date: 20161006 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20170217 |