DE69723650T2 - Verfahren zur Beglaubigung von Daten mittels Verschlüsselung und System zur Beglaubigung unter Verwendung eines solchen Verfahrens - Google Patents

Verfahren zur Beglaubigung von Daten mittels Verschlüsselung und System zur Beglaubigung unter Verwendung eines solchen Verfahrens Download PDF

Info

Publication number
DE69723650T2
DE69723650T2 DE69723650T DE69723650T DE69723650T2 DE 69723650 T2 DE69723650 T2 DE 69723650T2 DE 69723650 T DE69723650 T DE 69723650T DE 69723650 T DE69723650 T DE 69723650T DE 69723650 T2 DE69723650 T2 DE 69723650T2
Authority
DE
Germany
Prior art keywords
data
control words
ecg1
data word
authentication
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.)
Expired - Lifetime
Application number
DE69723650T
Other languages
German (de)
English (en)
Other versions
DE69723650D1 (de
Inventor
Arnaldo Campinos
Louis Gregoire
Jean-Marie Vigneron
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vantiva SA
Original Assignee
Thomson Multimedia SA
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 Thomson Multimedia SA filed Critical Thomson Multimedia SA
Application granted granted Critical
Publication of DE69723650D1 publication Critical patent/DE69723650D1/de
Publication of DE69723650T2 publication Critical patent/DE69723650T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04L9/32—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
    • 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 or manipulating encoded video stream scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
    • 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
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • H04N21/26606—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel for generating or managing entitlement messages, e.g. Entitlement Control Message [ECM] or Entitlement Management Message [EMM]
    • 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]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Storage Device Security (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
DE69723650T 1996-11-14 1997-11-14 Verfahren zur Beglaubigung von Daten mittels Verschlüsselung und System zur Beglaubigung unter Verwendung eines solchen Verfahrens Expired - Lifetime DE69723650T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9613889 1996-11-14
FR9613889A FR2755810B1 (fr) 1996-11-14 1996-11-14 Procede de certification de donnees par embrouillage et systeme de certification utilisant un tel procede

Publications (2)

Publication Number Publication Date
DE69723650D1 DE69723650D1 (de) 2003-08-28
DE69723650T2 true DE69723650T2 (de) 2004-06-03

Family

ID=9497618

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69723650T Expired - Lifetime DE69723650T2 (de) 1996-11-14 1997-11-14 Verfahren zur Beglaubigung von Daten mittels Verschlüsselung und System zur Beglaubigung unter Verwendung eines solchen Verfahrens

Country Status (6)

Country Link
US (1) US6035397A (enExample)
EP (1) EP0843479B1 (enExample)
JP (1) JPH10164053A (enExample)
CN (1) CN1174578C (enExample)
DE (1) DE69723650T2 (enExample)
FR (1) FR2755810B1 (enExample)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6804357B1 (en) * 2000-04-28 2004-10-12 Nokia Corporation Method and system for providing secure subscriber content data
FR2812781A1 (fr) * 2000-08-04 2002-02-08 Thomson Multimedia Sa Methode de distribution securisee de donnees numeriques representatives d'un contenu multimedia
DE10108872B4 (de) * 2001-02-15 2013-04-11 Deutsche Telekom Ag Verfahren zur Ermöglichung der Entschlüsselung von übertragenen Informationen
US8966527B1 (en) * 2001-10-16 2015-02-24 The Directv Group, Inc. System and method for media inserts in a media distribution system
US20040017918A1 (en) * 2002-07-24 2004-01-29 Christophe Nicolas Process for point-to-point secured transmission of data and electronic module for implementing the process
US7801820B2 (en) * 2003-01-13 2010-09-21 Sony Corporation Real-time delivery of license for previously stored encrypted content
JP2004255187A (ja) * 2003-02-26 2004-09-16 Wms Gaming Inc サービス指向ゲームネットワーク環境
JP2004255194A (ja) * 2003-02-26 2004-09-16 Wms Gaming Inc サービス指向ゲームネットワーク環境におけるゲーム管理サービス
US20040235563A1 (en) * 2003-02-26 2004-11-25 Blackburn Christopher W. Game update service in a service-oriented gaming network environment
US20060142086A1 (en) * 2003-02-26 2006-06-29 Blackburn Christopher W Progressive service in a service-oriented gaming network environment
US8308567B2 (en) 2003-03-05 2012-11-13 Wms Gaming Inc. Discovery service in a service-oriented gaming network environment
US20040243848A1 (en) * 2003-03-06 2004-12-02 Blackburn Christopher W. Authentication service in a service-oriented gaming network environment
US20040243849A1 (en) * 2003-03-06 2004-12-02 Blackburn Christopher W. Authorization service in a service-oriented gaming network environment
US7927210B2 (en) * 2003-03-17 2011-04-19 Wms Gaming Inc. Accounting service in a service-oriented gaming network environment
US20040242331A1 (en) * 2003-03-17 2004-12-02 Blackburn Christopher W. Time service in a service-oriented gaming network environment
US20040266532A1 (en) * 2003-03-27 2004-12-30 Blackburn Christopher W. Event management service in a service-oriented gaming network environment
US20040266523A1 (en) * 2003-04-16 2004-12-30 Gentles Thomas A Secured networks in a gaming system environment
CA2464797A1 (en) * 2003-04-16 2004-10-16 Wms Gaming Inc. Remote authentication of gaming software in a gaming system environment
CA2464788A1 (en) * 2003-04-16 2004-10-16 Wms Gaming Inc. A gaming software distribution network in a gaming system environment
CA2464430A1 (en) * 2003-04-16 2004-10-16 Wms Gaming Inc. Layered security methods and apparatus in a gaming system environment
US20050227768A1 (en) * 2003-05-27 2005-10-13 Blackburn Christopher W Gaming network environment having a language translation service
US7794323B2 (en) * 2003-07-25 2010-09-14 Igt Gaming apparatus with encryption and method
US20090036217A1 (en) * 2005-11-22 2009-02-05 Wms Gaming Inc. Service-oriented gaming network environment
WO2007092542A2 (en) * 2006-02-07 2007-08-16 Wms Gaming Inc. Wager gaming network with wireless hotspots
US8360887B2 (en) * 2006-02-09 2013-01-29 Wms Gaming Inc. Wagering game server availability broadcast message system
US8172686B2 (en) 2006-08-08 2012-05-08 Wms Gaming Inc. Configurable wagering game manager
CN101399960B (zh) * 2007-09-25 2010-12-01 中兴通讯股份有限公司 广播式移动电视业务中节目流密钥加密的方法及系统
CN101146209B (zh) * 2007-09-26 2011-05-25 中兴通讯股份有限公司 一种移动多媒体广播业务中节目流密钥加密的方法及系统
US8189768B2 (en) 2007-10-31 2012-05-29 First Principles, Inc. Secure messaging
FR2961364B1 (fr) * 2010-06-15 2012-08-17 Logiways France Procede et systeme de protection d'informations par un mot de controle
DE112013001738B4 (de) * 2012-03-27 2017-04-27 Mitsubishi Electric Corporation Digitale Rundfunkempfänger-Vorrichtung und digitale Rundfunkempfangs-Verfahren
WO2021221189A1 (ko) * 2020-04-28 2021-11-04 엘지전자 주식회사 신호 처리 장치 및 이를 구비하는 영상표시장치
US20240406485A1 (en) * 2021-10-14 2024-12-05 Lg Electronics Inc. Display device

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5191611A (en) * 1989-04-03 1993-03-02 Lang Gerald S Method and apparatus for protecting material on storage media and for transferring material on storage media to various recipients
US5282249A (en) * 1989-11-14 1994-01-25 Michael Cohen System for controlling access to broadcast transmissions
US5237610A (en) * 1990-02-01 1993-08-17 Scientific-Atlanta, Inc. Independent external security module for a digitally upgradeable television signal decoder
FR2663179B1 (fr) * 1990-06-08 1992-09-11 Matra Communication Procede et dispositif transcontroleurs pour installation de diffusion de programmes de television a acces conditionnel.
US5282149A (en) * 1991-06-03 1994-01-25 Abbott Laboratories Adaptive scheduling system and method for a biological analyzer with reproducible operation time periods
FR2703552A1 (fr) * 1993-03-31 1994-10-07 Philips Electronics Nv Procédé et dispositif pour l'embrouillage et le désembrouillage d'une émission déterminée de télévision.
IL110891A (en) * 1993-09-14 1999-03-12 Spyrus System and method for controlling access to data
EP0719045B1 (en) * 1994-12-13 2003-10-29 Mitsubishi Corporation Crypt key system for secure electronic transactions
FR2729521A1 (fr) * 1995-01-17 1996-07-19 Thomson Consumer Electronics Procede de protection des messages de gestion d'un systeme de controle d'acces et dispositif pour sa mise en oeuvre
US5721781A (en) * 1995-09-13 1998-02-24 Microsoft Corporation Authentication system and method for smart card transactions
FR2738972B1 (fr) * 1995-09-15 1997-11-28 Thomson Multimedia Sa Procede de mise en gage de donnees pour un protocole d'echange de donnees securise

Also Published As

Publication number Publication date
JPH10164053A (ja) 1998-06-19
CN1174578C (zh) 2004-11-03
DE69723650D1 (de) 2003-08-28
FR2755810B1 (fr) 1998-12-31
CN1189032A (zh) 1998-07-29
EP0843479A1 (en) 1998-05-20
US6035397A (en) 2000-03-07
FR2755810A1 (fr) 1998-05-15
EP0843479B1 (en) 2003-07-23

Similar Documents

Publication Publication Date Title
DE69723650T2 (de) Verfahren zur Beglaubigung von Daten mittels Verschlüsselung und System zur Beglaubigung unter Verwendung eines solchen Verfahrens
DE69715535T2 (de) System mit bedingtem Zugang und dazugehöriger Karte
DE69735528T2 (de) Verfahren zum Schutz von Informationen übertragen von einem Sicherungselement nach einen Dekoder und Schutzsystem, das ein solches Verfahren verwendet
DE69525170T2 (de) System mit bedingtem zugang
DE60014060T2 (de) Globales kopierschutzverfahren für digitale hausnetzwerke
DE68928355T2 (de) Reproduktion von geschützten Schlüsseln durch Erzeugungsdaten von verteilten Schlüsseln
DE69634058T2 (de) System zur Datenurheberrechtsverwaltung unter Verwendung von Schlüsselverteilung
DE69738628T2 (de) Kontrolle für einen globalen datentransportstrom
DE69719803T2 (de) Verhinderung von wiedergabeangriffen auf durch netzwerkdiensteanbieter verteilte digitale informationen
DE69803394T2 (de) Verfahren und system zur informationsübertragung mit verschlüsselungsbetriebsartindikator
DE69630012T2 (de) Zeitverschobener bedingter zugang
DE69702310T3 (de) Verfahren zur gesicherten übertragung zwischen zwei geräten und dessen anwendung
DE69127171T2 (de) System zur Bewahrung der Verschlüsselungssicherheit eines Nachrichtennetzes
DE69903408T2 (de) Verfahren zur aufnahme verschlüsselter digitaler daten
DE60011405T2 (de) Verahren und gerät zur sicherung von steuerungsworten
DE69903557T2 (de) Verfahren und vorrichtung zur geschützten informationsübertragung zwischen einer vielzahl digitaler audiovisueller geräte
DE69902527T3 (de) Anpassvorrichtung zwischen einem empfänger und einem sicherheitsmodul
DE69914306T2 (de) Aufzeichnung verschlüsselter digitaler daten
DE69608609T2 (de) Datensicherungsschema für Punkt-zu-Punkt Kommunikationssitzungen
DE60214799T2 (de) System zur Sicherung eines Systems zur Erneuerung einer Verschlüsselung und zur Erfassung und Fernaktivierung eines Verschlüsselungsgerätes
DE69802540T2 (de) System mit bedingtem zugang
DE69515822T2 (de) Verfahren und Vorrichtung zur inkrementalen Übertragung von Zugangsrechten
DE69227487T2 (de) Verfahren zum Senden und Empfangen von personalisierten Programmen
DE69530955T2 (de) Kryptosystem mit Schlüssel
DE69809757T2 (de) Datenverschlüsselungsgerät für systeme mit bedingtem zugriff

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
R082 Change of representative

Ref document number: 843479

Country of ref document: EP

Representative=s name: MANFRED ROSSMANITH, 30974 WENNIGSEN, DE