CN103002278A - 选择性保留格式数据加密的方法和设备 - Google Patents

选择性保留格式数据加密的方法和设备 Download PDF

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Publication number
CN103002278A
CN103002278A CN2012103364443A CN201210336444A CN103002278A CN 103002278 A CN103002278 A CN 103002278A CN 2012103364443 A CN2012103364443 A CN 2012103364443A CN 201210336444 A CN201210336444 A CN 201210336444A CN 103002278 A CN103002278 A CN 103002278A
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CN
China
Prior art keywords
unit
data
encrypted
bitstream
type
Prior art date
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Pending
Application number
CN2012103364443A
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English (en)
Chinese (zh)
Inventor
F.勒菲布弗里
S.鲍德里
A.罗伯特
P.鲁多特
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THOMSON LICENSING CORP
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THOMSON LICENSING CORP
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Publication date
Application filed by THOMSON LICENSING CORP filed Critical THOMSON LICENSING CORP
Publication of CN103002278A publication Critical patent/CN103002278A/zh
Pending legal-status Critical Current

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    • 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/845—Structuring of content, e.g. decomposing content into time segments
    • 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
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
    • 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
    • H04N21/2362—Generation or processing of Service Information [SI]
    • 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
    • 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
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4385—Multiplex stream processing, e.g. multiplex stream decrypting
    • 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
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4385—Multiplex stream processing, e.g. multiplex stream decrypting
    • H04N21/43853—Multiplex stream processing, e.g. multiplex stream decrypting involving multiplex stream decryption

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CN2012103364443A 2011-09-12 2012-09-12 选择性保留格式数据加密的方法和设备 Pending CN103002278A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP11306136.0 2011-09-12
EP11306136A EP2568711A1 (en) 2011-09-12 2011-09-12 Methods and devices for selective format-preserving data encryption

Publications (1)

Publication Number Publication Date
CN103002278A true CN103002278A (zh) 2013-03-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012103364443A Pending CN103002278A (zh) 2011-09-12 2012-09-12 选择性保留格式数据加密的方法和设备

Country Status (5)

Country Link
US (1) US9473829B2 (https=)
EP (2) EP2568711A1 (https=)
JP (1) JP2013061650A (https=)
KR (1) KR20130028879A (https=)
CN (1) CN103002278A (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110198458A (zh) * 2019-05-31 2019-09-03 北京文香信息技术有限公司 一种加密音视频数据的处理方法及装置
CN114826590A (zh) * 2022-05-19 2022-07-29 北京海泰方圆科技股份有限公司 一种分组模式加密方法、解密方法及其装置、设备

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11647197B2 (en) 2011-06-30 2023-05-09 Velos Media, Llc Context initialization based on slice header flag and slice type
US9338465B2 (en) 2011-06-30 2016-05-10 Sharp Kabushiki Kaisha Context initialization based on decoder picture buffer
US9088805B2 (en) * 2012-02-08 2015-07-21 Vixs Systems, Inc. Encrypted memory device and methods for use therewith
EP2642744A1 (en) * 2012-03-19 2013-09-25 Nagravision S.A. Method and system for scrambling and descrambling a digital image
KR20150098435A (ko) * 2014-02-20 2015-08-28 삼성전자주식회사 멀티미디어 콘텐츠 처리 방법 및 장치
EP2945387A1 (en) * 2014-05-13 2015-11-18 Alcatel Lucent Method and apparatus for encoding and decoding video
CN104038767B (zh) * 2014-06-05 2017-06-27 宁波工程学院 一种兼容cabac的加密域h.264/avc视频数据隐藏方法
US10263965B2 (en) * 2015-10-16 2019-04-16 Cisco Technology, Inc. Encrypted CCNx
US9830464B2 (en) * 2016-01-21 2017-11-28 Passport Health Communications, Inc. Format preserving encryption
JP7469866B2 (ja) * 2019-11-05 2024-04-17 キヤノン株式会社 符号化装置および符号化方法、復号装置および復号方法
US11778251B2 (en) * 2020-06-11 2023-10-03 Arris Enterprises Llc Selective MPEG packet encryption and decryption based upon data and security priorities
CN111756767A (zh) * 2020-07-06 2020-10-09 成都卫士通信息产业股份有限公司 流媒体数据传输方法、装置、电子设备及计算机存储介质
US12113995B2 (en) * 2021-04-06 2024-10-08 Lemon Inc. Neural network-based post filter for video coding
EP4192018B1 (en) 2021-12-03 2025-06-11 Axis AB Method and device for signing an encoded video sequence
CN118694757B (zh) * 2024-06-25 2025-03-21 广州市溢信科技股份有限公司 基于私有传输协议的文件传输方法、装置和存储介质

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060184985A1 (en) * 2003-01-23 2006-08-17 Daniel Lecomte Adaptive and progressive system and method for the secure distribution of wavelet-coded still images
CN1954609A (zh) * 2004-04-06 2007-04-25 梅迪亚利夫公司 将受保护音频视频流安全广播到动态接收器组的方法和系统
US20080010653A1 (en) * 2006-06-29 2008-01-10 Valtion Teknillinen Tutkimuskeskus Method and Apparatus for Controlling Access to and Usage of a Digital Media Object
CN101325684A (zh) * 2007-06-14 2008-12-17 中兴通讯股份有限公司 基于移动多媒体广播的加密控制信息传输方法及系统
EP2081381A1 (en) * 2008-01-17 2009-07-22 Thomson Licensing Method and apparatus for selective data encryption

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0433455A (ja) 1990-05-30 1992-02-04 Nec Commun Syst Ltd 会議呼の課金制御方式
JPH09233455A (ja) * 1996-02-23 1997-09-05 Nippon Telegr & Teleph Corp <Ntt> 画像スクランブル処理システムおよび方法
US7151831B2 (en) * 2001-06-06 2006-12-19 Sony Corporation Partial encryption and PID mapping
US7218738B2 (en) 2002-01-02 2007-05-15 Sony Corporation Encryption and content control in a digital broadcast system
EP1576819A1 (en) * 2002-12-16 2005-09-21 Koninklijke Philips Electronics N.V. Method and apparatus to encrypt video data streams
GB2404467A (en) 2003-07-31 2005-02-02 Sony Uk Ltd Access control for digital content
WO2009090253A1 (en) 2008-01-17 2009-07-23 Dsm Ip Assets B.V. Solvent borne crosslinkable block copolymers obtained using raft
EP2141923A1 (en) 2008-06-30 2010-01-06 Thomson Licensing Methods and apparatuses for selective data encryption
JPWO2010044146A1 (ja) * 2008-10-15 2012-03-08 三菱電機株式会社 暗号装置及び復号装置及び暗号方法及び復号方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060184985A1 (en) * 2003-01-23 2006-08-17 Daniel Lecomte Adaptive and progressive system and method for the secure distribution of wavelet-coded still images
CN1954609A (zh) * 2004-04-06 2007-04-25 梅迪亚利夫公司 将受保护音频视频流安全广播到动态接收器组的方法和系统
US20080010653A1 (en) * 2006-06-29 2008-01-10 Valtion Teknillinen Tutkimuskeskus Method and Apparatus for Controlling Access to and Usage of a Digital Media Object
CN101325684A (zh) * 2007-06-14 2008-12-17 中兴通讯股份有限公司 基于移动多媒体广播的加密控制信息传输方法及系统
EP2081381A1 (en) * 2008-01-17 2009-07-22 Thomson Licensing Method and apparatus for selective data encryption

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110198458A (zh) * 2019-05-31 2019-09-03 北京文香信息技术有限公司 一种加密音视频数据的处理方法及装置
CN114826590A (zh) * 2022-05-19 2022-07-29 北京海泰方圆科技股份有限公司 一种分组模式加密方法、解密方法及其装置、设备

Also Published As

Publication number Publication date
EP2568711A1 (en) 2013-03-13
JP2013061650A (ja) 2013-04-04
EP2568712A1 (en) 2013-03-13
US20130064368A1 (en) 2013-03-14
KR20130028879A (ko) 2013-03-20
US9473829B2 (en) 2016-10-18

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Application publication date: 20130327