WO2003039153A3 - Procede et systeme de transmission avec controle d'acces - Google Patents

Procede et systeme de transmission avec controle d'acces Download PDF

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Publication number
WO2003039153A3
WO2003039153A3 PCT/FR2002/003655 FR0203655W WO03039153A3 WO 2003039153 A3 WO2003039153 A3 WO 2003039153A3 FR 0203655 W FR0203655 W FR 0203655W WO 03039153 A3 WO03039153 A3 WO 03039153A3
Authority
WO
WIPO (PCT)
Prior art keywords
data
terminal
controlled
access method
exchange network
Prior art date
Application number
PCT/FR2002/003655
Other languages
English (en)
Other versions
WO2003039153A2 (fr
Inventor
Andre Codet
Pierre Fevrier
Original Assignee
France Telecom
Andre Codet
Pierre Fevrier
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 France Telecom, Andre Codet, Pierre Fevrier filed Critical France Telecom
Priority to US10/493,933 priority Critical patent/US20040243803A1/en
Priority to EP02802323A priority patent/EP1461951A2/fr
Priority to JP2003541273A priority patent/JP4520148B2/ja
Publication of WO2003039153A2 publication Critical patent/WO2003039153A2/fr
Publication of WO2003039153A3 publication Critical patent/WO2003039153A3/fr

Links

Classifications

    • 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
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/633—Control signals issued by server directed to the network components or client
    • H04N21/6332—Control signals issued by server directed to the network components or client directed to client
    • H04N21/6334—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key
    • H04N21/63345—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key by transmitting keys
    • 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)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

La présente invention se rapporte à un procédé de transmission de données numériques avec contrôle d'accès vers au moins un terminal connecté à un réseau (2) d'échange de données, caractérisé en ce qu'il consiste à : embrouiller les données à transmettre au moyen d'un mot de contrôle CW, générer pour le terminal (4) une séquence numérique S calculée en fonction d'une première donnée aléatoire ALEA1 et d'une donnée distinctive du terminal dans le réseau, calculer pour le terminal (4) au moins une clé numérique spécifique K en fonction de la séquence numérique S et du mot de contrôle CW, transmettre au terminal (4) la clé numérique spécifique K correspondante.
PCT/FR2002/003655 2001-10-29 2002-10-24 Procede et systeme de transmission avec controle d'acces WO2003039153A2 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US10/493,933 US20040243803A1 (en) 2001-10-29 2002-10-24 Controlled-access method and system for transmitting scrambled digital data in a data exchange network
EP02802323A EP1461951A2 (fr) 2001-10-29 2002-10-24 Procede et systeme de transmission avec controle d acces de donnees numeriques embrouillees dans un reseau d echange de donnees
JP2003541273A JP4520148B2 (ja) 2001-10-29 2002-10-24 データ交換ネットワークにおけるスクランブルされたデジタルデータのためのアクセスコントロールを伴う送信方法およびシステム

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0113963A FR2831737B1 (fr) 2001-10-29 2001-10-29 Procede et systeme de transmission avec controle d'acces de donnees numeriques embrouillees dans un reseau d'echange de donnees
FR0113963 2001-10-29

Publications (2)

Publication Number Publication Date
WO2003039153A2 WO2003039153A2 (fr) 2003-05-08
WO2003039153A3 true WO2003039153A3 (fr) 2003-10-09

Family

ID=8868831

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/FR2002/003655 WO2003039153A2 (fr) 2001-10-29 2002-10-24 Procede et systeme de transmission avec controle d'acces

Country Status (6)

Country Link
US (1) US20040243803A1 (fr)
EP (1) EP1461951A2 (fr)
JP (1) JP4520148B2 (fr)
KR (1) KR100923479B1 (fr)
FR (1) FR2831737B1 (fr)
WO (1) WO2003039153A2 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2833121B1 (fr) 2001-12-05 2004-02-13 France Telecom Procede de distribution de cles de dechiffrement de donnees numeriques embrouillees
EP1545130A1 (fr) * 2003-12-16 2005-06-22 Nagravision S.A. Procédé de mise à jour de droits d'accès à des données à accès conditionel
US20050172132A1 (en) 2004-01-30 2005-08-04 Chen Sherman (. Secure key authentication and ladder system
US9461825B2 (en) 2004-01-30 2016-10-04 Broadcom Corporation Method and system for preventing revocation denial of service attacks
US9094699B2 (en) * 2004-02-05 2015-07-28 Broadcom Corporation System and method for security key transmission with strong pairing to destination client
EP1723791B1 (fr) * 2004-03-10 2009-08-19 Nagravision S.A. Methode de securisation d'un evenement telediffuse
EP1605698A1 (fr) * 2004-06-11 2005-12-14 Nagracard S.A. Méthode de sécurisation d'un événement télédiffusé
JP2008003976A (ja) * 2006-06-26 2008-01-10 Sony Corp メモリアクセス制御装置および方法、並びに、通信装置
RU2339077C1 (ru) * 2007-03-13 2008-11-20 Олег Вениаминович Сахаров Способ функционирования системы условного доступа для применения в компьютерных сетях и система для его осуществления
US8875259B2 (en) 2007-11-15 2014-10-28 Salesforce.Com, Inc. On-demand service security system and method for managing a risk of access as a condition of permitting access to the on-demand service
US8584212B1 (en) 2007-11-15 2013-11-12 Salesforce.Com, Inc. On-demand service security system and method for managing a risk of access as a condition of permitting access to the on-demand service
EP2334069A1 (fr) * 2009-12-11 2011-06-15 Irdeto Access B.V. Fourniture de mots de commande à un récepteur
EP2477133A1 (fr) 2011-01-03 2012-07-18 Thomson Licensing Distribution de contenu numérique protégé par mot de passe générateur de tatouage numérique
US8687807B2 (en) 2011-01-26 2014-04-01 Nagrastar, L.L.C. Cascading dynamic crypto periods
US20140136248A1 (en) * 2012-10-09 2014-05-15 Vendini, Inc. Ticket transfer fingerprinting, security, and anti-fraud measures
KR101638285B1 (ko) * 2015-04-09 2016-07-08 주식회사 아이두잇 위성 안테나를 통하여 수신한 영상 신호를 복수의 사용자 단말기에 제공하는 장치 및 그 방법

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1041823A2 (fr) * 1999-03-31 2000-10-04 Kabushiki Kaisha Toshiba Appareil de distribution d'information, appareil de réception d'informations et méthode de distribution d'informations
WO2001035571A1 (fr) * 1999-11-09 2001-05-17 Widevine Technologies Procede de chiffrement de train de donnees et serveur en continu
EP1130871A1 (fr) * 2000-03-01 2001-09-05 BRITISH TELECOMMUNICATIONS public limited company Découverte de session média

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1010323B1 (fr) * 1997-08-01 2001-10-31 Scientific-Atlanta, Inc. Verification de la source d'information de programme dans un systeme a acces conditionnel
JPH11122237A (ja) * 1997-10-09 1999-04-30 Taisei Corp 暗号化装置及びデータ保護装置
JP2000299739A (ja) * 1999-04-13 2000-10-24 Nec Corp テレビ会議システム、及びその予約サーバ、制御装置、テレビ会議端末及びプログラムを記憶した記憶媒体
US6888844B2 (en) * 2000-04-07 2005-05-03 Broadcom Corporation Method for selecting an operating mode for a frame-based communications network
US6879690B2 (en) * 2001-02-21 2005-04-12 Nokia Corporation Method and system for delegation of security procedures to a visited domain

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1041823A2 (fr) * 1999-03-31 2000-10-04 Kabushiki Kaisha Toshiba Appareil de distribution d'information, appareil de réception d'informations et méthode de distribution d'informations
WO2001035571A1 (fr) * 1999-11-09 2001-05-17 Widevine Technologies Procede de chiffrement de train de donnees et serveur en continu
EP1130871A1 (fr) * 2000-03-01 2001-09-05 BRITISH TELECOMMUNICATIONS public limited company Découverte de session média

Also Published As

Publication number Publication date
FR2831737A1 (fr) 2003-05-02
KR20050039705A (ko) 2005-04-29
JP4520148B2 (ja) 2010-08-04
JP2005507619A (ja) 2005-03-17
EP1461951A2 (fr) 2004-09-29
FR2831737B1 (fr) 2003-12-26
WO2003039153A2 (fr) 2003-05-08
US20040243803A1 (en) 2004-12-02
KR100923479B1 (ko) 2009-10-27

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