TWI920352B - 具有加鹽雜湊之經簽署視訊資料 - Google Patents

具有加鹽雜湊之經簽署視訊資料

Info

Publication number
TWI920352B
TWI920352B TW111127738A TW111127738A TWI920352B TW I920352 B TWI920352 B TW I920352B TW 111127738 A TW111127738 A TW 111127738A TW 111127738 A TW111127738 A TW 111127738A TW I920352 B TWI920352 B TW I920352B
Authority
TW
Taiwan
Prior art keywords
video data
salt
video
signature
data
Prior art date
Application number
TW111127738A
Other languages
English (en)
Chinese (zh)
Other versions
TW202316831A (zh
Inventor
比約恩 沃克
史蒂芬 倫得堡
Original Assignee
瑞典商安訊士有限公司
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 瑞典商安訊士有限公司 filed Critical 瑞典商安訊士有限公司
Publication of TW202316831A publication Critical patent/TW202316831A/zh
Application granted granted Critical
Publication of TWI920352B publication Critical patent/TWI920352B/zh

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
    • 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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0643—Hash functions, e.g. MD5, SHA, HMAC or f9 MAC
    • 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
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Technology Law (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
TW111127738A 2021-10-07 2022-07-25 具有加鹽雜湊之經簽署視訊資料 TWI920352B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP21201360.1 2021-10-07
EP21201360.1A EP4164173B1 (en) 2021-10-07 2021-10-07 Signed video data with salted hashes

Publications (2)

Publication Number Publication Date
TW202316831A TW202316831A (zh) 2023-04-16
TWI920352B true TWI920352B (zh) 2026-04-01

Family

ID=78085806

Family Applications (1)

Application Number Title Priority Date Filing Date
TW111127738A TWI920352B (zh) 2021-10-07 2022-07-25 具有加鹽雜湊之經簽署視訊資料

Country Status (6)

Country Link
US (1) US20230116909A1 (enExample)
EP (1) EP4164173B1 (enExample)
JP (1) JP7720821B2 (enExample)
KR (1) KR102871122B1 (enExample)
CN (1) CN115955567A (enExample)
TW (1) TWI920352B (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12380893B1 (en) * 2021-11-23 2025-08-05 Amazon Technologies, Inc. Enhanced content matching using content fingerprints
US12388653B1 (en) * 2021-12-30 2025-08-12 American Express Travel Related Services Company, Inc. Stateful hash-based signatures
EP4369725B1 (en) 2022-11-09 2025-04-16 Axis AB Transcodable signed video data
EP4387158B1 (en) 2022-12-15 2025-06-18 Axis AB Editable signed video data
TWI868765B (zh) * 2023-06-30 2025-01-01 中華電信股份有限公司 用於簽署電子文件的系統及方法
KR102798171B1 (ko) * 2024-12-23 2025-04-21 주식회사 디지캡 실시간 생성 콘텐츠와 메타데이터를 바인딩하여 송출하는 콘텐츠 전송 장치와 송출된 콘텐츠를 수신하는 수신 장치
CN120050284B (zh) * 2025-04-21 2025-07-18 北京尚优力达科技有限公司 基于分布式集群的高性能音视频平台

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US20140010366A1 (en) * 2012-07-09 2014-01-09 Cisco Technology, Inc. System and method for providing cryptographic video verification
US20190180240A1 (en) * 2017-12-08 2019-06-13 Beatrice T. O'Brien Computerized Network System for Initiating, Facilitating, Auditing, and Managing Communications and Documents Involving Professional Expertise
TW201935301A (zh) * 2018-02-06 2019-09-01 美商Ｎｂ研究有限責任公司 用於保全資源的系統及方法
US20210004864A1 (en) * 2019-07-05 2021-01-07 Google Llc Systems and methods for privacy preserving determination of intersections of sets of user identifiers
US20210012455A1 (en) * 2018-07-06 2021-01-14 Beijing Baidu Netcom Science And Technology Co., Ltd. Method and device for loading image
US20210099573A1 (en) * 2019-09-30 2021-04-01 Ringcentral, Inc. System and method of caller verification
US20210211271A1 (en) * 2017-10-27 2021-07-08 Quantropi Inc. Methods and systems for secure data communication

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US7216232B1 (en) * 1999-04-20 2007-05-08 Nec Corporation Method and device for inserting and authenticating a digital signature in digital data
US6553494B1 (en) * 1999-07-21 2003-04-22 Sensar, Inc. Method and apparatus for applying and verifying a biometric-based digital signature to an electronic document
US7835366B2 (en) * 2005-11-01 2010-11-16 Ciena Corporation Three-way message exchange clock synchronization
WO2009119599A1 (ja) * 2008-03-27 2009-10-01 日本電気株式会社 クロック同期システム、ノード、クロック同期方法及びプログラム
CN102187366B (zh) * 2008-10-14 2015-01-28 皇家飞利浦电子股份有限公司 内容项标识符
WO2017202451A1 (en) * 2016-05-24 2017-11-30 Bringfeldt Innovation Ab Method for electronically signing a data set
US10728023B2 (en) 2018-07-31 2020-07-28 EMC IP Holding Company LLC Hash function with content based salt
US11700356B2 (en) * 2018-10-26 2023-07-11 AutoBrains Technologies Ltd. Control transfer of a vehicle
US10805690B2 (en) * 2018-12-04 2020-10-13 The Nielsen Company (Us), Llc Methods and apparatus to identify media presentations by analyzing network traffic
US11438145B2 (en) * 2020-05-31 2022-09-06 Daniel Chien Shared key generation based on dual clocks
US11317128B1 (en) * 2020-10-23 2022-04-26 Synamedia Limited Systems, methods, and devices for media content tamper protection and detection
CN113158248B (zh) * 2021-04-27 2022-09-23 杭州宇链科技有限公司 基于区块链技术的电子设备数据可信采集并存证的方法

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Publication number Priority date Publication date Assignee Title
US20140010366A1 (en) * 2012-07-09 2014-01-09 Cisco Technology, Inc. System and method for providing cryptographic video verification
US20210211271A1 (en) * 2017-10-27 2021-07-08 Quantropi Inc. Methods and systems for secure data communication
US20190180240A1 (en) * 2017-12-08 2019-06-13 Beatrice T. O'Brien Computerized Network System for Initiating, Facilitating, Auditing, and Managing Communications and Documents Involving Professional Expertise
TW201935301A (zh) * 2018-02-06 2019-09-01 美商Ｎｂ研究有限責任公司 用於保全資源的系統及方法
US20210012455A1 (en) * 2018-07-06 2021-01-14 Beijing Baidu Netcom Science And Technology Co., Ltd. Method and device for loading image
US20210004864A1 (en) * 2019-07-05 2021-01-07 Google Llc Systems and methods for privacy preserving determination of intersections of sets of user identifiers
US20210099573A1 (en) * 2019-09-30 2021-04-01 Ringcentral, Inc. System and method of caller verification

Also Published As

Publication number Publication date
KR102871122B1 (ko) 2025-10-14
EP4164173B1 (en) 2025-05-28
KR20230050221A (ko) 2023-04-14
JP2023056492A (ja) 2023-04-19
CN115955567A (zh) 2023-04-11
US20230116909A1 (en) 2023-04-13
EP4164173C0 (en) 2025-05-28
EP4164173A1 (en) 2023-04-12
JP7720821B2 (ja) 2025-08-08
TW202316831A (zh) 2023-04-16

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