ZA200203052B - Method for distributing keys among a number of secure devices, method for communicating with a number of secure devices, security system, and set of secure devices. - Google Patents
Method for distributing keys among a number of secure devices, method for communicating with a number of secure devices, security system, and set of secure devices. Download PDFInfo
- Publication number
- ZA200203052B ZA200203052B ZA200203052A ZA200203052A ZA200203052B ZA 200203052 B ZA200203052 B ZA 200203052B ZA 200203052 A ZA200203052 A ZA 200203052A ZA 200203052 A ZA200203052 A ZA 200203052A ZA 200203052 B ZA200203052 B ZA 200203052B
- Authority
- ZA
- South Africa
- Prior art keywords
- keys
- secure
- secure devices
- devices
- subset
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000009826 distribution Methods 0.000 description 6
- 235000002020 sage Nutrition 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Storage Device Security (AREA)
- Alarm Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Optical Recording Or Reproduction (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Circuits Of Receivers In General (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP99203414A EP1094633B1 (de) | 1999-10-18 | 1999-10-18 | Verfahren zur Verteilung von Schlüsseln an eine Anzahl gesicherter Geräten, Verfahren zur Kommunikation zwischen einer Anzahl gesicherter Geräten, Sicherheitssystem, und Satz gesicherter Geräten |
| US10/124,287 US20030194091A1 (en) | 1999-10-18 | 2002-04-16 | Method for distributing keys among a number of secure devices, method for communicating with a number of secure devices, security system, and set of secure devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200203052B true ZA200203052B (en) | 2003-07-17 |
Family
ID=30116964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200203052A ZA200203052B (en) | 1999-10-18 | 2002-04-17 | Method for distributing keys among a number of secure devices, method for communicating with a number of secure devices, security system, and set of secure devices. |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US20030194091A1 (de) |
| EP (1) | EP1094633B1 (de) |
| JP (1) | JP2003512766A (de) |
| CN (1) | CN1379938A (de) |
| AT (1) | ATE248470T1 (de) |
| AU (1) | AU770758B2 (de) |
| BR (1) | BR0014839A (de) |
| CA (1) | CA2387585A1 (de) |
| DE (1) | DE69910786T2 (de) |
| ES (1) | ES2205703T3 (de) |
| MX (1) | MXPA02003859A (de) |
| NZ (1) | NZ518220A (de) |
| TW (1) | TW563320B (de) |
| WO (1) | WO2001030018A1 (de) |
| ZA (1) | ZA200203052B (de) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002052778A2 (en) | 2000-12-22 | 2002-07-04 | Koninklijke Philips Electronics N.V. | Conditional access system |
| AR045904A1 (es) * | 2003-07-08 | 2005-11-16 | Qualcomm Inc | Metodo, aparato y medio legible por maquina para la seguridad en un sistema de procesamiento de datos |
| EP1621955B1 (de) * | 2004-07-30 | 2017-06-07 | Irdeto B.V. | Verfahren und Vorrichtung zum Zugriff auf einen verschlüsselten Inhalt |
| JP5051429B2 (ja) * | 2006-11-14 | 2012-10-17 | 日本電気株式会社 | 暗号鍵管理方法、そのシステム及びそのプログラム |
| DE102007012751B4 (de) * | 2007-03-16 | 2008-11-20 | Siemens Ag | Vorrichtung, System, Konfigurationsverfahren und Konfigurationsvorrichtung |
| CN102170355A (zh) * | 2011-04-27 | 2011-08-31 | 北京深思洛克软件技术股份有限公司 | 信息安全设备中远程升级密钥管理方法 |
| WO2013060390A1 (en) * | 2011-10-28 | 2013-05-02 | Irdeto B.V. | Content stream processing |
| USD729808S1 (en) | 2013-03-13 | 2015-05-19 | Nagrastar Llc | Smart card interface |
| USD758372S1 (en) | 2013-03-13 | 2016-06-07 | Nagrastar Llc | Smart card interface |
| US9485533B2 (en) | 2013-03-13 | 2016-11-01 | Nagrastar Llc | Systems and methods for assembling and extracting command and control data |
| US9888283B2 (en) | 2013-03-13 | 2018-02-06 | Nagrastar Llc | Systems and methods for performing transport I/O |
| US9647997B2 (en) | 2013-03-13 | 2017-05-09 | Nagrastar, Llc | USB interface for performing transport I/O |
| USD759022S1 (en) | 2013-03-13 | 2016-06-14 | Nagrastar Llc | Smart card interface |
| USD780763S1 (en) | 2015-03-20 | 2017-03-07 | Nagrastar Llc | Smart card interface |
| USD864968S1 (en) | 2015-04-30 | 2019-10-29 | Echostar Technologies L.L.C. | Smart card interface |
| US9788033B1 (en) * | 2016-06-29 | 2017-10-10 | Cisco Technology, Inc. | Secure differential insertion of secondary content |
| CN106302468B (zh) * | 2016-08-17 | 2020-11-20 | 新华三技术有限公司 | 一种数据流保护方法及装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL106796A (en) * | 1993-08-25 | 1997-11-20 | Algorithmic Res Ltd | Broadcast encryption |
| US6118873A (en) * | 1998-04-24 | 2000-09-12 | International Business Machines Corporation | System for encrypting broadcast programs in the presence of compromised receiver devices |
| US6263435B1 (en) * | 1999-07-06 | 2001-07-17 | Matsushita Electric Industrial Co., Ltd. | Dual encryption protocol for scalable secure group communication |
| IL130963A (en) * | 1999-07-15 | 2006-04-10 | Nds Ltd | Key management for content protection |
-
1999
- 1999-10-18 EP EP99203414A patent/EP1094633B1/de not_active Expired - Lifetime
- 1999-10-18 DE DE69910786T patent/DE69910786T2/de not_active Expired - Lifetime
- 1999-10-18 AT AT99203414T patent/ATE248470T1/de not_active IP Right Cessation
- 1999-10-18 ES ES99203414T patent/ES2205703T3/es not_active Expired - Lifetime
-
2000
- 2000-10-04 CA CA002387585A patent/CA2387585A1/en not_active Abandoned
- 2000-10-04 NZ NZ518220A patent/NZ518220A/en unknown
- 2000-10-04 JP JP2001531252A patent/JP2003512766A/ja active Pending
- 2000-10-04 BR BR0014839-3A patent/BR0014839A/pt not_active IP Right Cessation
- 2000-10-04 CN CN00814474.5A patent/CN1379938A/zh active Pending
- 2000-10-04 WO PCT/EP2000/009866 patent/WO2001030018A1/en active IP Right Grant
- 2000-10-04 AU AU11345/01A patent/AU770758B2/en not_active Ceased
- 2000-10-04 MX MXPA02003859A patent/MXPA02003859A/es active IP Right Grant
- 2000-10-18 TW TW089121753A patent/TW563320B/zh active
-
2002
- 2002-04-16 US US10/124,287 patent/US20030194091A1/en not_active Abandoned
- 2002-04-17 ZA ZA200203052A patent/ZA200203052B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR0014839A (pt) | 2002-06-11 |
| CN1379938A (zh) | 2002-11-13 |
| DE69910786D1 (de) | 2003-10-02 |
| ATE248470T1 (de) | 2003-09-15 |
| JP2003512766A (ja) | 2003-04-02 |
| DE69910786T2 (de) | 2004-02-26 |
| TW563320B (en) | 2003-11-21 |
| MXPA02003859A (es) | 2002-10-23 |
| AU1134501A (en) | 2001-04-30 |
| NZ518220A (en) | 2003-11-28 |
| EP1094633B1 (de) | 2003-08-27 |
| ES2205703T3 (es) | 2004-05-01 |
| WO2001030018A1 (en) | 2001-04-26 |
| EP1094633A1 (de) | 2001-04-25 |
| CA2387585A1 (en) | 2001-04-26 |
| US20030194091A1 (en) | 2003-10-16 |
| AU770758B2 (en) | 2004-03-04 |
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