CN103595540B - 安全处理方法和系统及信息家电设备 - Google Patents
安全处理方法和系统及信息家电设备 Download PDFInfo
- Publication number
- CN103595540B CN103595540B CN201310359835.1A CN201310359835A CN103595540B CN 103595540 B CN103595540 B CN 103595540B CN 201310359835 A CN201310359835 A CN 201310359835A CN 103595540 B CN103595540 B CN 103595540B
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- message
- cpu
- head end
- processing unit
- processing units
- Prior art date
- Legal status (The legal status 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 status listed.)
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- 238000012545 processing Methods 0.000 title claims abstract description 90
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 230000004044 response Effects 0.000 claims 2
- 230000005611 electricity Effects 0.000 claims 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 description 19
- 238000010586 diagram Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000003362 replicative effect Effects 0.000 description 2
- 230000018199 S phase Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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- 230000000644 propagated effect Effects 0.000 description 1
Classifications
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- 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
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/305—Authentication, i.e. establishing the identity or authorisation of security principals by remotely controlling device operation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
-
- 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
- H04N21/23614—Multiplexing of additional data and video streams
-
- 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
- H04N21/4181—External card to be used in combination with the client device, e.g. for conditional access 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
- H04N21/434—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
- H04N21/4348—Demultiplexing of additional data and video streams
-
- 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
- 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
- H04N21/43—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
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
-
- 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
- H04N21/654—Transmission by server directed to the client
- H04N21/6543—Transmission by server directed to the client for forcing some client operations, e.g. recording
-
- 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]
- H04N21/40—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]
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Hardware Design (AREA)
- Software Systems (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Databases & Information Systems (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261684484P | 2012-08-17 | 2012-08-17 | |
US61/684,484 | 2012-08-17 | ||
US13/675,757 | 2012-11-13 | ||
US13/675,757 US8806526B2 (en) | 2012-08-17 | 2012-11-13 | Security processing unit with secure connection to head end |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103595540A CN103595540A (zh) | 2014-02-19 |
CN103595540B true CN103595540B (zh) | 2017-06-09 |
Family
ID=48876995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310359835.1A Active CN103595540B (zh) | 2012-08-17 | 2013-08-16 | 安全处理方法和系统及信息家电设备 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8806526B2 (zh) |
EP (1) | EP2699017B1 (zh) |
CN (1) | CN103595540B (zh) |
TW (1) | TWI513289B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107959623B (zh) * | 2016-10-18 | 2020-10-16 | 腾讯科技(深圳)有限公司 | 一种多通道容灾方法与装置 |
HUE049080T2 (hu) | 2017-06-13 | 2020-09-28 | Liberty Global Europe Holding B V | Eljárás és eszköz biztonságos video feldolgozáshoz |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1643921A (zh) * | 2002-03-19 | 2005-07-20 | 皇家飞利浦电子股份有限公司 | 条件接入控制 |
EP2373019A1 (en) * | 2010-03-29 | 2011-10-05 | Nagravision S.A. | Secure descrambling of an audio / video data stream |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7113523B1 (en) * | 1997-06-11 | 2006-09-26 | Sony Corporation | Data multiplexing device, program distribution system, program transmission system, pay broadcast system, program transmission method, conditional access system, and data reception device |
US7627868B2 (en) * | 2003-06-20 | 2009-12-01 | N2 Broadband, Inc. | Systems and methods for distributing software for a host device in a cable system |
US9461825B2 (en) * | 2004-01-30 | 2016-10-04 | Broadcom Corporation | Method and system for preventing revocation denial of service attacks |
US7770219B2 (en) * | 2005-05-11 | 2010-08-03 | Broadcom Corporation | Method and system for using shared secrets to protect access to testing keys for set-top box |
US7840489B2 (en) * | 2005-07-01 | 2010-11-23 | Sony Corporation | Key sharing for DRM interoperability |
US7840178B2 (en) * | 2005-07-12 | 2010-11-23 | Martin E. Hellman | FM broadcast system competitive with satellite radio |
EP1768408B1 (en) * | 2005-07-29 | 2010-07-07 | STMicroelectronics (Research & Development) Limited | Method of restricting use of decryption keys using encrypted digital signatures |
KR100716173B1 (ko) * | 2005-08-08 | 2007-05-10 | 삼성전자주식회사 | 디지털 방송 시스템의 이더넷 포트 제어 방법 및 그 장치 |
US8032761B2 (en) * | 2006-05-09 | 2011-10-04 | Broadcom Corporation | Method and system for memory attack protection to achieve a secure interface |
US8572399B2 (en) * | 2006-10-06 | 2013-10-29 | Broadcom Corporation | Method and system for two-stage security code reprogramming |
US7934083B2 (en) * | 2007-09-14 | 2011-04-26 | Kevin Norman Taylor | Configurable access kernel |
US7965839B2 (en) * | 2008-02-19 | 2011-06-21 | Sony Corporation | Encryption system for satellite delivered television |
US20100005484A1 (en) * | 2008-03-31 | 2010-01-07 | Sony Corporation | Point of Deployment Module to Retrofit Upstream Transmission Capability to an Audiovisual Device |
US20110078760A1 (en) * | 2008-05-13 | 2011-03-31 | Nxp B.V. | Secure direct memory access |
US20090285401A1 (en) * | 2008-05-19 | 2009-11-19 | General Instrument Corporation | Providing Access To Content For a Device Using an Entitlement Control Message |
US20100188993A1 (en) * | 2009-01-28 | 2010-07-29 | Gregory G. Raleigh | Network tools for analysis, design, testing, and production of services |
US8589541B2 (en) * | 2009-01-28 | 2013-11-19 | Headwater Partners I Llc | Device-assisted services for protecting network capacity |
US8413256B2 (en) * | 2008-08-26 | 2013-04-02 | Cox Communications, Inc. | Content protection and digital rights management (DRM) |
US8782746B2 (en) * | 2008-10-17 | 2014-07-15 | Comcast Cable Communications, Llc | System and method for supporting multiple identities for a secure identity device |
KR101174947B1 (ko) * | 2008-12-22 | 2012-08-17 | 한국전자통신연구원 | 멀티 채널 녹화를 위한 다중 스트림 암호화 방법, 다중 스트림 암호화 장치 및 호스트 장치 |
US8631430B2 (en) * | 2010-11-18 | 2014-01-14 | Sony Corporation | Enabling DRM-encrypted broadcast content through gateway into the home |
US9232268B2 (en) * | 2011-02-23 | 2016-01-05 | Broadcom Corporation | Unified video delivery system for supporting IP video streaming service |
US9438415B2 (en) * | 2011-02-23 | 2016-09-06 | Broadcom Corporation | Method and system for securing communication on a home gateway in an IP content streaming system |
US9118966B2 (en) * | 2011-03-04 | 2015-08-25 | Broadcom Corporation | Enforcing software independent content protection in an electronic device during transcoding |
US8954722B2 (en) * | 2011-03-04 | 2015-02-10 | Broadcom Corporation | Enforcing software updates in an electronic device |
-
2012
- 2012-11-13 US US13/675,757 patent/US8806526B2/en active Active
-
2013
- 2013-07-23 EP EP13003691.6A patent/EP2699017B1/en active Active
- 2013-08-02 TW TW102127764A patent/TWI513289B/zh not_active IP Right Cessation
- 2013-08-16 CN CN201310359835.1A patent/CN103595540B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1643921A (zh) * | 2002-03-19 | 2005-07-20 | 皇家飞利浦电子股份有限公司 | 条件接入控制 |
EP2373019A1 (en) * | 2010-03-29 | 2011-10-05 | Nagravision S.A. | Secure descrambling of an audio / video data stream |
Also Published As
Publication number | Publication date |
---|---|
US20140053186A1 (en) | 2014-02-20 |
EP2699017B1 (en) | 2016-09-14 |
TW201412098A (zh) | 2014-03-16 |
US8806526B2 (en) | 2014-08-12 |
TWI513289B (zh) | 2015-12-11 |
CN103595540A (zh) | 2014-02-19 |
EP2699017A1 (en) | 2014-02-19 |
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