KR100999188B1 - 디지털 콘텐츠의 분배를 위한 침해 방지 방법 - Google Patents

디지털 콘텐츠의 분배를 위한 침해 방지 방법 Download PDF

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Publication number
KR100999188B1
KR100999188B1 KR1020047009630A KR20047009630A KR100999188B1 KR 100999188 B1 KR100999188 B1 KR 100999188B1 KR 1020047009630 A KR1020047009630 A KR 1020047009630A KR 20047009630 A KR20047009630 A KR 20047009630A KR 100999188 B1 KR100999188 B1 KR 100999188B1
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KR
South Korea
Prior art keywords
information
receiver
value
receivers
secret key
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Expired - Fee Related
Application number
KR1020047009630A
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English (en)
Korean (ko)
Other versions
KR20040079910A (ko
Inventor
파타렝쟈끄
꾸르뜨와니꼴라스
Original Assignee
제말토 에스에이
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 제말토 에스에이 filed Critical 제말토 에스에이
Publication of KR20040079910A publication Critical patent/KR20040079910A/ko
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Publication of KR100999188B1 publication Critical patent/KR100999188B1/ko
Anticipated expiration legal-status Critical
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    • 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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • 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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/41407—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/22—Arrangements for preventing the taking of data from a data transmission channel without authorisation
    • 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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/083—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP]
    • H04L9/0833—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP] involving conference or group key
    • 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]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/418—External card to be used in combination with the client device, e.g. for conditional access
    • 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]
    • H04N21/60—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
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H04N7/163—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing by receiver means only
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/60—Digital content management, e.g. content distribution
    • H04L2209/606—Traitor tracing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020047009630A 2001-12-20 2002-12-19 디지털 콘텐츠의 분배를 위한 침해 방지 방법 Expired - Fee Related KR100999188B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR01/16585 2001-12-20
FR0116585A FR2835670A1 (fr) 2001-12-20 2001-12-20 Procede de distribution anti-piratage d'un contenu numerique par transmission diversifiee pro-active, dispositif emetteur et objet portatif recepteur associes
PCT/IB2002/005520 WO2003055131A2 (en) 2001-12-20 2002-12-19 Anti-pirate method for the distribution of digital content

Publications (2)

Publication Number Publication Date
KR20040079910A KR20040079910A (ko) 2004-09-16
KR100999188B1 true KR100999188B1 (ko) 2010-12-08

Family

ID=8870782

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020047009630A Expired - Fee Related KR100999188B1 (ko) 2001-12-20 2002-12-19 디지털 콘텐츠의 분배를 위한 침해 방지 방법

Country Status (11)

Country Link
US (1) US7672456B2 (enExample)
EP (1) EP1459474B1 (enExample)
JP (1) JP4363984B2 (enExample)
KR (1) KR100999188B1 (enExample)
CN (1) CN100449985C (enExample)
AU (1) AU2002353369A1 (enExample)
ES (1) ES2733018T3 (enExample)
FR (1) FR2835670A1 (enExample)
MX (1) MXPA04006122A (enExample)
RU (1) RU2304848C2 (enExample)
WO (1) WO2003055131A2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2856539A1 (fr) * 2003-06-17 2004-12-24 France Telecom Procede et systeme tracables de chiffrement et/ou de dechiffrement d'informations, et supports d'enregistrement pour la mise en oeuvre du procede
FR2872651B1 (fr) * 2004-07-01 2006-09-22 Viaccess Sa Procede de transmission d'un message contenant une description d'une action a executer dans un equipement recepteur
US8176568B2 (en) 2005-12-30 2012-05-08 International Business Machines Corporation Tracing traitor coalitions and preventing piracy of digital content in a broadcast encryption system
EP2100451A1 (en) * 2006-12-11 2009-09-16 Thomson Licensing Visible anti-piracy system and method for digital cinema

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100667757B1 (ko) 2004-07-07 2007-01-11 삼성전자주식회사 자기 규제 방법 및 이를 이용한 콘텐츠 송수신 방법
KR100860573B1 (ko) 2006-12-01 2008-09-26 (재)대구경북과학기술연구원 사용자 인증 방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69311581T2 (de) * 1993-07-27 1997-12-11 Ibm Verfahren und system zur authentifizierten sicheren schlüsselverteilung in einem kommunikationssystem
US5381479A (en) * 1994-02-28 1995-01-10 Motorola, Inc. Method for over the air rekeying of multiple communication groups
US5920630A (en) * 1997-02-25 1999-07-06 United States Of America Method of public key cryptography that includes key escrow
CN1288629A (zh) * 1998-01-14 2001-03-21 耶德托存取公司 自前端设备传输数据至一批接收机的方法
GB2353682B (en) * 1999-07-15 2004-03-31 Nds Ltd Key management for content protection
RU2171012C1 (ru) * 2000-04-03 2001-07-20 Военный университет связи Способ формирования ключа шифрования/дешифрования

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100667757B1 (ko) 2004-07-07 2007-01-11 삼성전자주식회사 자기 규제 방법 및 이를 이용한 콘텐츠 송수신 방법
KR100860573B1 (ko) 2006-12-01 2008-09-26 (재)대구경북과학기술연구원 사용자 인증 방법

Also Published As

Publication number Publication date
US7672456B2 (en) 2010-03-02
US20050254644A1 (en) 2005-11-17
JP2005513912A (ja) 2005-05-12
KR20040079910A (ko) 2004-09-16
AU2002353369A1 (en) 2003-07-09
CN100449985C (zh) 2009-01-07
ES2733018T3 (es) 2019-11-27
FR2835670A1 (fr) 2003-08-08
EP1459474B1 (en) 2019-04-10
AU2002353369A8 (en) 2003-07-09
RU2004122097A (ru) 2005-03-27
JP4363984B2 (ja) 2009-11-11
WO2003055131A3 (en) 2003-11-27
MXPA04006122A (es) 2005-03-31
CN1613227A (zh) 2005-05-04
WO2003055131A2 (en) 2003-07-03
EP1459474A2 (en) 2004-09-22
RU2304848C2 (ru) 2007-08-20

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