ATE388583T1 - Verfahren und elektronischer modul für sicheren datenübetragung - Google Patents

Verfahren und elektronischer modul für sicheren datenübetragung

Info

Publication number
ATE388583T1
ATE388583T1 AT03765253T AT03765253T ATE388583T1 AT E388583 T1 ATE388583 T1 AT E388583T1 AT 03765253 T AT03765253 T AT 03765253T AT 03765253 T AT03765253 T AT 03765253T AT E388583 T1 ATE388583 T1 AT E388583T1
Authority
AT
Austria
Prior art keywords
user
content
encrypt
specific
user unit
Prior art date
Application number
AT03765253T
Other languages
English (en)
Inventor
Christophe Nicolas
Original Assignee
Nagracard 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 Nagracard Sa filed Critical Nagracard Sa
Application granted granted Critical
Publication of ATE388583T1 publication Critical patent/ATE388583T1/de

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]
    • H04N21/60—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
    • 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
    • H04N7/17309—Transmission or handling of upstream communications
    • H04N7/17318—Direct or substantially direct transmission and handling of requests
    • 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
    • H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
    • H04N21/25808—Management of client data
    • 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
    • H04N21/47—End-user applications
    • H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
    • H04N21/47202—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting content on demand, e.g. video on demand
    • 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
    • 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
    • H04N21/64—Addressing
    • H04N21/6408—Unicasting
    • 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 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/658—Transmission by the client directed to the server
    • H04N21/6581—Reference data, e.g. a movie identifier for ordering a movie or a product identifier in a home shopping application
    • 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)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Graphics (AREA)
  • Human Computer Interaction (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Storage Device Security (AREA)
  • Credit Cards Or The Like (AREA)
  • Small-Scale Networks (AREA)
  • Mobile Radio Communication Systems (AREA)
AT03765253T 2002-07-24 2003-07-21 Verfahren und elektronischer modul für sicheren datenübetragung ATE388583T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH12982002 2002-07-24
PCT/IB2003/003344 WO2004010698A1 (fr) 2002-07-24 2003-07-21 Procédé et module électronique de transmission securisee de donnees

Publications (1)

Publication Number Publication Date
ATE388583T1 true ATE388583T1 (de) 2008-03-15

Family

ID=30450051

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03765253T ATE388583T1 (de) 2002-07-24 2003-07-21 Verfahren und elektronischer modul für sicheren datenübetragung

Country Status (15)

Country Link
US (1) US20040017918A1 (de)
EP (1) EP1525748B1 (de)
JP (1) JP2006503454A (de)
KR (1) KR100977106B1 (de)
CN (1) CN100481932C (de)
AT (1) ATE388583T1 (de)
AU (1) AU2003247131A1 (de)
BR (1) BR0313034A (de)
CA (1) CA2491828C (de)
DE (1) DE60319537T2 (de)
ES (1) ES2302947T3 (de)
PT (1) PT1525748E (de)
RU (1) RU2329613C2 (de)
TW (1) TWI273846B (de)
WO (1) WO2004010698A1 (de)

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US8615218B2 (en) * 2003-12-09 2013-12-24 Electronics And Telecommunications Research Institute Method for requesting, generating and distributing service-specific traffic encryption key in wireless portable internet system, apparatus for the same, and protocol configuration method for the same
EP1605698A1 (de) * 2004-06-11 2005-12-14 Nagracard S.A. Verfahren zur Sicherung eines Fernseh-rundfunkprogramm
CA2557505A1 (en) * 2004-03-10 2005-10-20 Nagracard S.A. Method for securing a tv broadcast event
US7433473B2 (en) * 2004-09-10 2008-10-07 Nagracard S.A. Data transmission method between a broadcasting center and a multimedia unit
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KR100966363B1 (ko) * 2005-10-13 2010-06-28 케이디디아이 가부시키가이샤 중계장치, 통신단말 및 통신방법
EP1784016A1 (de) 2005-11-03 2007-05-09 Nagravision S.A. Verfahren zur Sicherung der Datenübertragung zwischen einem Multimediaendgerät und einem Sicherheitsmodul
WO2007065862A1 (en) * 2005-12-05 2007-06-14 Sandoz Ag Process for the perparation of lyophilized piperacilline sodium with improved stability after reconstitution
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US20070294170A1 (en) * 2006-06-02 2007-12-20 Luc Vantalon Systems and methods for conditional access and digital rights management
CN101162991B (zh) * 2006-10-13 2010-05-19 中兴通讯股份有限公司 一种对广播业务内容进行授权的系统及方法
CN101267533B (zh) * 2007-03-14 2010-05-19 中国移动通信集团公司 实现节目流在不同平台终端播放的方法、系统及移动终端
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EP2317767A1 (de) * 2009-10-27 2011-05-04 Nagravision S.A. Verfahren für Zugriff auf Dienste mittels einer Benutzereinheit
FR2954875B1 (fr) * 2009-12-28 2012-01-27 Viaccess Sa Procedes de dechiffrement, de transmission et de reception de mots de controle, support d'enregistrement et serveur pour ces procedes
JP5457979B2 (ja) * 2010-08-04 2014-04-02 日本放送協会 限定受信システム、メッセージ配信装置、メッセージ受信装置、メッセージ配信プログラムおよびメッセージ受信プログラム
CN102065136B (zh) * 2010-12-10 2014-11-05 中国科学院软件研究所 一种p2p网络安全数据传输方法及其系统
US8732462B2 (en) * 2011-07-07 2014-05-20 Ziptr, Inc. Methods and apparatus for secure data sharing
CN102256170A (zh) * 2011-07-15 2011-11-23 四川长虹电器股份有限公司 基于无卡ca的加密方法及解密方法
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Also Published As

Publication number Publication date
EP1525748A1 (de) 2005-04-27
CA2491828A1 (en) 2004-01-29
EP1525748B1 (de) 2008-03-05
ES2302947T3 (es) 2008-08-01
TW200404464A (en) 2004-03-16
CA2491828C (en) 2011-11-15
WO2004010698A1 (fr) 2004-01-29
TWI273846B (en) 2007-02-11
DE60319537T2 (de) 2009-05-07
KR100977106B1 (ko) 2010-08-23
BR0313034A (pt) 2005-07-12
JP2006503454A (ja) 2006-01-26
CN100481932C (zh) 2009-04-22
DE60319537D1 (de) 2008-04-17
KR20050021468A (ko) 2005-03-07
RU2005100833A (ru) 2005-07-10
CN1672416A (zh) 2005-09-21
US20040017918A1 (en) 2004-01-29
RU2329613C2 (ru) 2008-07-20
PT1525748E (pt) 2008-06-09
AU2003247131A1 (en) 2004-02-09

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