IL209954A0 - Method for protecting security data transmitted by a sending device to a receiving device - Google Patents

Method for protecting security data transmitted by a sending device to a receiving device

Info

Publication number
IL209954A0
IL209954A0 IL209954A IL20995410A IL209954A0 IL 209954 A0 IL209954 A0 IL 209954A0 IL 209954 A IL209954 A IL 209954A IL 20995410 A IL20995410 A IL 20995410A IL 209954 A0 IL209954 A0 IL 209954A0
Authority
IL
Israel
Prior art keywords
data transmitted
security data
receiving device
protecting security
sending device
Prior art date
Application number
IL209954A
Other versions
IL209954A (en
Original Assignee
Viaccess 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 Viaccess Sa filed Critical Viaccess Sa
Publication of IL209954A0 publication Critical patent/IL209954A0/en
Publication of IL209954A publication Critical patent/IL209954A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H04N7/165—Centralised control of user terminal ; Registering at central
    • 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
    • H04N21/25833—Management of client data involving client hardware characteristics, e.g. manufacturer, processing or storage capabilities
    • 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
    • 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
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4623—Processing of entitlement messages, e.g. ECM [Entitlement Control Message] or EMM [Entitlement Management Message]
    • 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 Graphics (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Communication Control (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
IL209954A 2008-07-01 2010-12-13 Method for protecting security data transmitted by a sending device to a receiving device IL209954A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0854457A FR2933561B1 (en) 2008-07-01 2008-07-01 METHOD OF PROTECTING SECURITY DATA TRANSMITTED BY A TRANSMITTING DEVICE TO A RECEIVER DEVICE
PCT/EP2009/059262 WO2010000876A1 (en) 2008-07-01 2009-07-17 Method for protecting security data transmitted by a sending device to a receiving device

Publications (2)

Publication Number Publication Date
IL209954A0 true IL209954A0 (en) 2011-02-28
IL209954A IL209954A (en) 2015-03-31

Family

ID=40260663

Family Applications (1)

Application Number Title Priority Date Filing Date
IL209954A IL209954A (en) 2008-07-01 2010-12-13 Method for protecting security data transmitted by a sending device to a receiving device

Country Status (7)

Country Link
EP (1) EP2304944B1 (en)
ES (1) ES2612011T3 (en)
FR (1) FR2933561B1 (en)
IL (1) IL209954A (en)
PL (1) PL2304944T3 (en)
RU (1) RU2523952C2 (en)
WO (1) WO2010000876A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9503785B2 (en) 2011-06-22 2016-11-22 Nagrastar, Llc Anti-splitter violation conditional key change
US9392319B2 (en) * 2013-03-15 2016-07-12 Nagrastar Llc Secure device profiling countermeasures
WO2018147827A1 (en) * 2017-02-07 2018-08-16 Hewlett-Packard Development Company, L.P. Determining cash drawer access

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2257010C2 (en) * 2002-03-27 2005-07-20 Государственное предприятие конструкторское бюро "СПЕЦВУЗАВТОМАТИКА" Method for steganographic conversion of binary data blocks
FR2838587B1 (en) * 2002-04-12 2004-06-25 Sagem METHOD FOR MANAGING ACCESS RIGHTS TO TELEVISION SERVICES
US7900041B2 (en) * 2003-07-22 2011-03-01 Irdeto Canada Corporation Software conditional access system
US20070180231A1 (en) * 2006-01-31 2007-08-02 Widevine Technologies, Inc. Preventing entitlement management message (EMM) filter attacks

Also Published As

Publication number Publication date
IL209954A (en) 2015-03-31
RU2523952C2 (en) 2014-07-27
ES2612011T3 (en) 2017-05-11
FR2933561B1 (en) 2010-09-17
WO2010000876A8 (en) 2010-12-09
RU2011103423A (en) 2012-08-10
PL2304944T3 (en) 2017-04-28
WO2010000876A1 (en) 2010-01-07
FR2933561A1 (en) 2010-01-08
EP2304944A1 (en) 2011-04-06
EP2304944B1 (en) 2016-10-19

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KB Patent renewed