DE872077T1 - Verfahren und einrichtung zum bedingten zugang in verbindungsorientierten interaktiven netzwerken mit mehreren dienstanbietern - Google Patents
Verfahren und einrichtung zum bedingten zugang in verbindungsorientierten interaktiven netzwerken mit mehreren dienstanbieternInfo
- Publication number
- DE872077T1 DE872077T1 DE0872077T DE96931413T DE872077T1 DE 872077 T1 DE872077 T1 DE 872077T1 DE 0872077 T DE0872077 T DE 0872077T DE 96931413 T DE96931413 T DE 96931413T DE 872077 T1 DE872077 T1 DE 872077T1
- Authority
- DE
- Germany
- Prior art keywords
- connection
- service providers
- conditional access
- several service
- interactive networks
- 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
Links
- 230000002452 interceptive effect Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0442—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply asymmetric encryption, i.e. different keys for encryption and decryption
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/045—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply hybrid encryption, i.e. combination of symmetric and asymmetric encryption
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
- H04L63/062—Network architectures or network communication protocols for network security for supporting key management in a packet data network for key distribution, e.g. centrally by trusted party
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/12—Applying verification of the received information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
- H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving video stream encryption
- H04N21/23476—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving video stream encryption by partially encrypting, e.g. encrypting the ending portion of a movie
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
- H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
- H04N7/17345—Control of the passage of the selected programme
- H04N7/17354—Control of the passage of the selected programme in an intermediate station common to a plurality of user terminals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
- H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
- H04J2203/0073—Services, e.g. multimedia, GOS, QOS
- H04J2203/008—Support of video
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2463/00—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00
- H04L2463/101—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00 applying security measures for digital rights management
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/580,759 US5870474A (en) | 1995-12-04 | 1995-12-29 | Method and apparatus for providing conditional access in connection-oriented, interactive networks with a multiplicity of service providers |
PCT/US1996/013743 WO1997024832A1 (en) | 1995-12-29 | 1996-08-22 | Method and apparatus for providing conditional access in connection-oriented, interactive networks with a multiplicity of service providers |
Publications (1)
Publication Number | Publication Date |
---|---|
DE872077T1 true DE872077T1 (de) | 1999-05-06 |
Family
ID=24322447
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE0872077T Pending DE872077T1 (de) | 1995-12-29 | 1996-08-22 | Verfahren und einrichtung zum bedingten zugang in verbindungsorientierten interaktiven netzwerken mit mehreren dienstanbietern |
DE69638033T Expired - Lifetime DE69638033D1 (de) | 1995-12-29 | 1996-08-22 | Verfahren und einrichtung zum bedingten zugang in verbindungsorientierten interaktiven netzwerken mit mehreren dienstanbietern |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69638033T Expired - Lifetime DE69638033D1 (de) | 1995-12-29 | 1996-08-22 | Verfahren und einrichtung zum bedingten zugang in verbindungsorientierten interaktiven netzwerken mit mehreren dienstanbietern |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0872077B1 (de) |
JP (1) | JP2000502857A (de) |
AU (1) | AU7009896A (de) |
DE (2) | DE872077T1 (de) |
ES (1) | ES2123479T1 (de) |
WO (1) | WO1997024832A1 (de) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8548166B2 (en) | 1995-04-03 | 2013-10-01 | Anthony J. Wasilewski | Method for partially encrypting program data |
US6937729B2 (en) | 1995-04-03 | 2005-08-30 | Scientific-Atlanta, Inc. | Representing entitlements to service in a conditional access system |
US7224798B2 (en) | 1995-04-03 | 2007-05-29 | Scientific-Atlanta, Inc. | Methods and apparatus for providing a partial dual-encrypted stream in a conditional access overlay system |
US7039802B1 (en) | 1997-06-06 | 2006-05-02 | Thomson Licensing | Conditional access system for set-top boxes |
EP0893921A1 (de) * | 1997-07-25 | 1999-01-27 | Scientific Atlanta, Inc. | Zweistufiges programmierbares Paketfilter |
BR9810971A (pt) * | 1997-08-01 | 2004-04-13 | Scientific Atlanta | Aparelho de acesso condicional para fornecer a um receptor acesso condicional a informações recebidas no receptor |
US7515712B2 (en) | 1997-08-01 | 2009-04-07 | Cisco Technology, Inc. | Mechanism and apparatus for encapsulation of entitlement authorization in conditional access system |
JP2003521718A (ja) * | 1997-08-01 | 2003-07-15 | サイエンティフィック−アトランタ, インコーポレイテッド | 条件付きアクセスシステムにおけるダウンロード情報のソース認証 |
WO1999007151A1 (en) * | 1997-08-01 | 1999-02-11 | Scientific-Atlanta, Inc. | Mechanism and apparatus for encapsulation of entitlement authorization in conditional access system |
US6073122A (en) * | 1997-08-15 | 2000-06-06 | Lucent Technologies Inc. | Cryptographic method and apparatus for restricting access to transmitted programming content using extended headers |
FR2769165B1 (fr) * | 1997-09-26 | 2002-11-29 | Technical Maintenance Corp | Systeme sans fil a transmission numerique pour haut-parleurs |
US6069647A (en) * | 1998-01-29 | 2000-05-30 | Intel Corporation | Conditional access and content security method |
US6148081A (en) * | 1998-05-29 | 2000-11-14 | Opentv, Inc. | Security model for interactive television applications |
US6038319A (en) * | 1998-05-29 | 2000-03-14 | Opentv, Inc. | Security model for sharing in interactive television applications |
US6530021B1 (en) | 1998-07-20 | 2003-03-04 | Koninklijke Philips Electronics N.V. | Method and system for preventing unauthorized playback of broadcasted digital data streams |
EP0989743A1 (de) * | 1998-09-25 | 2000-03-29 | CANAL+ Société Anonyme | Applikationsdatentabelle für digitales Multiservice-Übertragungssystem |
US7168086B1 (en) * | 1998-11-30 | 2007-01-23 | Microsoft Corporation | Proxy for video on demand server control |
US7730300B2 (en) * | 1999-03-30 | 2010-06-01 | Sony Corporation | Method and apparatus for protecting the transfer of data |
EP1045585A1 (de) * | 1999-04-13 | 2000-10-18 | CANAL+ Société Anonyme | Verfahren und Anlage zur sicheren Übertragung digitaler Daten zwischen Vorrichtungen |
US7607022B1 (en) * | 1999-06-11 | 2009-10-20 | General Instrument Corporation | Configurable encryption/decryption for multiple services support |
KR100608042B1 (ko) | 1999-06-12 | 2006-08-02 | 삼성전자주식회사 | 멀티 미디어 데이터의 무선 송수신을 위한 인코딩 방법 및그 장치 |
KR20010051292A (ko) * | 1999-10-29 | 2001-06-25 | 마츠시타 덴끼 산교 가부시키가이샤 | 콘텐츠 데이터 변환 장치와 그 방법 및 콘텐츠 데이터변환 프로그램 저장 기록 매체 |
GB2362548B (en) * | 2000-05-15 | 2004-03-24 | Vodafone Ltd | A method and apparatus for asynchronous information transactions |
JP3895098B2 (ja) * | 2000-07-21 | 2007-03-22 | 東日本電信電話株式会社 | 視聴制御方法および視聴制御システム |
GB2371726B (en) * | 2001-01-27 | 2005-08-17 | Mitel Corp | Transport protocols for application platforms over network portals |
WO2003059039A2 (en) * | 2002-01-02 | 2003-07-24 | Sony Electronics Inc. | Time division partial encryption |
WO2003058483A1 (en) | 2002-01-08 | 2003-07-17 | Seven Networks, Inc. | Connection architecture for a mobile network |
MXPA05006050A (es) | 2002-12-06 | 2005-09-21 | Thomson Licensing Sa | Metodo y sistema para la reventa de canales premium y video de pago por evento. |
US8396216B2 (en) | 2003-11-21 | 2013-03-12 | Howard G. Pinder | Partial dual-encryption using program map tables |
EP1707001A1 (de) * | 2004-01-22 | 2006-10-04 | THOMSON Licensing | Rundfunksystem mit bedingtem zugriff und spontaneinkaufmöglichkeiten in einem zweiwegnetzwerk |
CN1863041A (zh) * | 2005-09-28 | 2006-11-15 | 华为技术有限公司 | 实现网络电视节目预览的方法 |
EP2151947A1 (de) * | 2008-08-05 | 2010-02-10 | Irdeto Access B.V. | Schema zur gleichzeitigen Verschlüsselung und Unterschrift auf der Basis der Verschlüsselung elliptischer Kurven |
WO2014154236A1 (en) * | 2013-03-25 | 2014-10-02 | Irdeto B.V. | Obtaining or providing key data |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4405829A (en) * | 1977-12-14 | 1983-09-20 | Massachusetts Institute Of Technology | Cryptographic communications system and method |
DE3775924D1 (de) * | 1987-04-22 | 1992-02-20 | Ibm | Verwaltung von geheimuebertragungsschluesseln. |
US5237610A (en) * | 1990-02-01 | 1993-08-17 | Scientific-Atlanta, Inc. | Independent external security module for a digitally upgradeable television signal decoder |
US5029207A (en) * | 1990-02-01 | 1991-07-02 | Scientific-Atlanta, Inc. | External security module for a television signal decoder |
US5481613A (en) * | 1994-04-15 | 1996-01-02 | Northern Telecom Limited | Computer network cryptographic key distribution system |
US5473692A (en) * | 1994-09-07 | 1995-12-05 | Intel Corporation | Roving software license for a hardware agent |
US5557678A (en) * | 1994-07-18 | 1996-09-17 | Bell Atlantic Network Services, Inc. | System and method for centralized session key distribution, privacy enhanced messaging and information distribution using a split private key public cryptosystem |
US5557765A (en) * | 1994-08-11 | 1996-09-17 | Trusted Information Systems, Inc. | System and method for data recovery |
US5559889A (en) * | 1995-03-31 | 1996-09-24 | International Business Machines Corporation | System and methods for data encryption using public key cryptography |
US5583939A (en) * | 1995-06-01 | 1996-12-10 | Chung N. Chang | Secure, swift cryptographic key exchange |
-
1996
- 1996-08-22 EP EP96931413A patent/EP0872077B1/de not_active Expired - Lifetime
- 1996-08-22 AU AU70098/96A patent/AU7009896A/en not_active Abandoned
- 1996-08-22 DE DE0872077T patent/DE872077T1/de active Pending
- 1996-08-22 WO PCT/US1996/013743 patent/WO1997024832A1/en active Application Filing
- 1996-08-22 DE DE69638033T patent/DE69638033D1/de not_active Expired - Lifetime
- 1996-08-22 ES ES96931413T patent/ES2123479T1/es active Pending
- 1996-08-22 JP JP09524310A patent/JP2000502857A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0872077B1 (de) | 2009-09-23 |
ES2123479T1 (es) | 1999-01-16 |
EP0872077A4 (de) | 2005-10-05 |
AU7009896A (en) | 1997-07-28 |
EP0872077A1 (de) | 1998-10-21 |
JP2000502857A (ja) | 2000-03-07 |
WO1997024832A1 (en) | 1997-07-10 |
DE69638033D1 (de) | 2009-11-05 |
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