MXPA04011581A - Dispositivos y procesos para firmar y de autentificacion y productos correspondientes, especialmente para flujos digitales mhp dvb/mpeg. - Google Patents

Dispositivos y procesos para firmar y de autentificacion y productos correspondientes, especialmente para flujos digitales mhp dvb/mpeg.

Info

Publication number
MXPA04011581A
MXPA04011581A MXPA04011581A MXPA04011581A MXPA04011581A MX PA04011581 A MXPA04011581 A MX PA04011581A MX PA04011581 A MXPA04011581 A MX PA04011581A MX PA04011581 A MXPA04011581 A MX PA04011581A MX PA04011581 A MXPA04011581 A MX PA04011581A
Authority
MX
Mexico
Prior art keywords
dvb
notably
digital streams
signing
mpeg
Prior art date
Application number
MXPA04011581A
Other languages
English (en)
Inventor
Schaefer Ralf
Original Assignee
Thomson Licensing 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
Priority claimed from PCT/EP2002/005610 external-priority patent/WO2002096016A2/en
Application filed by Thomson Licensing Sa filed Critical Thomson Licensing Sa
Publication of MXPA04011581A publication Critical patent/MXPA04011581A/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H04L63/0457—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply dynamic encryption, e.g. stream encryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/12—Applying verification of the received information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
    • H04L65/61—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio
    • H04L65/613—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio for the control of the source by the destination
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
    • H04L65/70—Media network packetisation
    • 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
    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
    • 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
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H04N21/23608—Remultiplexing multiplex streams, e.g. involving modifying time stamps or remapping the packet identifiers
    • 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
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2389—Multiplex stream processing, e.g. multiplex stream encrypting
    • H04N21/23895—Multiplex stream processing, e.g. multiplex stream encrypting involving multiplex 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
    • H04N21/43—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
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H04N21/4345—Extraction or processing of SI, e.g. extracting service information from an MPEG stream
    • 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
    • H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Storage Device Security (AREA)
  • Television Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

La presente invencion se relaciona con un dispositivo (11) y un proceso para firmar flujos digitales (10), comprendiendo cada uno de ellos contenido relacionado con informacion audiovisual, y senalizacion. El dispositivo aplica una codificacion a descriptores determinados selectivamente de la senalizacion, llamado descriptores autentificados, para obtener una firma. La invencion tambien se relaciona con un dispositivo (21) y proceso de autentificacion correspondiente. La aplicacion a la autentificacion de flujos digitales de DVB/MPEG, especialmente para MHP.
MXPA04011581A 2002-05-22 2002-11-08 Dispositivos y procesos para firmar y de autentificacion y productos correspondientes, especialmente para flujos digitales mhp dvb/mpeg. MXPA04011581A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/EP2002/005610 WO2002096016A2 (en) 2001-05-23 2002-05-22 Security devices and processes for protecting and identifying messages
PCT/EP2002/014897 WO2003098895A1 (en) 2002-05-22 2002-11-08 Signing and authentication devices and processes and corresponding products, notably for dvb/mpeg mhp digital streams

Publications (1)

Publication Number Publication Date
MXPA04011581A true MXPA04011581A (es) 2005-03-07

Family

ID=29433059

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA04011581A MXPA04011581A (es) 2002-05-22 2002-11-08 Dispositivos y procesos para firmar y de autentificacion y productos correspondientes, especialmente para flujos digitales mhp dvb/mpeg.

Country Status (11)

Country Link
EP (1) EP1510057B1 (es)
JP (1) JP4533741B2 (es)
KR (1) KR100932185B1 (es)
CN (1) CN1628447B (es)
AT (1) ATE352939T1 (es)
AU (1) AU2002360105B2 (es)
CA (1) CA2486937C (es)
DE (1) DE60217931T2 (es)
ES (1) ES2280611T3 (es)
MX (1) MXPA04011581A (es)
WO (1) WO2003098895A1 (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0411861D0 (en) * 2004-05-27 2004-06-30 Koninkl Philips Electronics Nv Authentication of applications
KR100617867B1 (ko) * 2005-03-07 2006-08-28 엘지전자 주식회사 데이터 방송 응용 프로그램의 서명 인증 방법
WO2006129813A1 (en) * 2005-05-31 2006-12-07 Matsushita Electric Industrial Co., Ltd. Broadcast recording and reproduction apparatus with expiration date management unit
CN100359835C (zh) * 2005-10-13 2008-01-02 中兴通讯股份有限公司 一种基于解释型信令的解码方法
US7926075B2 (en) 2005-11-03 2011-04-12 Nds Limited Application blocking system
US7624276B2 (en) * 2006-10-16 2009-11-24 Broadon Communications Corp. Secure device authentication system and method
CN101627629B (zh) * 2007-03-08 2014-01-01 汤姆森特许公司 用于协调的内容分配工作流程的方法、装置和系统
JPWO2013094110A1 (ja) * 2011-12-21 2015-04-27 ソニー株式会社 情報処理装置、サーバ装置、情報処理方法、サーバ処理方法およびプログラム
RU2640640C2 (ru) 2012-08-21 2018-01-10 Сони Корпорейшн Устройство обработки информации, способ обработки информации, программа и устройство-сервер
WO2014030283A1 (ja) * 2012-08-21 2014-02-27 ソニー株式会社 署名検証情報の伝送方法、情報処理装置、情報処理方法および放送送出装置
WO2014196398A1 (ja) * 2013-06-06 2014-12-11 ソニー株式会社 受信装置、受信方法、送信装置、送信方法、及び、プログラム
KR102447792B1 (ko) 2013-07-10 2022-09-27 소니그룹주식회사 수신 장치, 수신 방법 및 송신 방법
WO2018024545A1 (en) * 2016-08-04 2018-02-08 Smardtv S.A. Method and device for checking authenticity of a hbbtv related application

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2179223C (en) * 1995-06-23 2009-01-06 Manfred Von Willich Method and apparatus for controlling the operation of a signal decoder in a broadcasting system
US5625693A (en) * 1995-07-07 1997-04-29 Thomson Consumer Electronics, Inc. Apparatus and method for authenticating transmitting applications in an interactive TV system
DE69717505T2 (de) * 1997-03-21 2003-10-02 Canal & Technologies Paris Verfahren zum fernladen von daten in einen mpeg-empfänger/-dekoder
EP0907285A1 (en) * 1997-10-03 1999-04-07 CANAL+ Société Anonyme Downloading data
JPH11122239A (ja) * 1997-10-16 1999-04-30 Sony Corp 情報処理装置および方法、並びに伝送媒体
EP0946019A1 (en) * 1998-03-25 1999-09-29 CANAL+ Société Anonyme Authentification of data in a digital transmission system
US6427238B1 (en) * 1998-05-29 2002-07-30 Opentv, Inc. Module manager for interactive television system
JP4399680B2 (ja) * 1998-07-21 2010-01-20 ソニー株式会社 伝送情報管理装置
EP0989743A1 (en) * 1998-09-25 2000-03-29 CANAL+ Société Anonyme Application data table for a multiservice digital transmission system

Also Published As

Publication number Publication date
CA2486937C (en) 2011-09-13
EP1510057B1 (en) 2007-01-24
JP2005526451A (ja) 2005-09-02
EP1510057A1 (en) 2005-03-02
CA2486937A1 (en) 2003-11-27
ES2280611T3 (es) 2007-09-16
AU2002360105B2 (en) 2007-12-20
AU2002360105A1 (en) 2003-12-02
ATE352939T1 (de) 2007-02-15
KR100932185B1 (ko) 2009-12-16
KR20050010817A (ko) 2005-01-28
DE60217931D1 (de) 2007-03-15
CN1628447B (zh) 2010-04-28
CN1628447A (zh) 2005-06-15
JP4533741B2 (ja) 2010-09-01
DE60217931T2 (de) 2007-10-31
WO2003098895A1 (en) 2003-11-27

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