CN115955567A - 具有加盐哈希的签名视频数据 - Google Patents

具有加盐哈希的签名视频数据 Download PDF

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Publication number
CN115955567A
CN115955567A CN202211183783.2A CN202211183783A CN115955567A CN 115955567 A CN115955567 A CN 115955567A CN 202211183783 A CN202211183783 A CN 202211183783A CN 115955567 A CN115955567 A CN 115955567A
Authority
CN
China
Prior art keywords
video data
salt
signature
video
fingerprint
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.)
Pending
Application number
CN202211183783.2A
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English (en)
Chinese (zh)
Inventor
比约恩·沃尔克
斯蒂芬·伦德贝里
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Axis AB
Original Assignee
Axis AB
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 Axis AB filed Critical Axis AB
Publication of CN115955567A publication Critical patent/CN115955567A/zh
Pending legal-status Critical Current

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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)
CN202211183783.2A 2021-10-07 2022-09-27 具有加盐哈希的签名视频数据 Pending CN115955567A (zh)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
CN115955567A true CN115955567A (zh) 2023-04-11

Family

ID=78085806

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211183783.2A Pending CN115955567A (zh) 2021-10-07 2022-09-27 具有加盐哈希的签名视频数据

Country Status (5)

Country Link
US (1) US20230116909A1 (https=)
EP (1) EP4164173B1 (https=)
JP (1) JP7720821B2 (https=)
KR (1) KR102871122B1 (https=)
CN (1) CN115955567A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120050284A (zh) * 2025-04-21 2025-05-27 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

Families Citing this family (6)

* 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

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Publication number Priority date Publication date Assignee Title
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
JP2012505486A (ja) * 2008-10-14 2012-03-01 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ コンテンツアイテム識別子
US9258127B2 (en) * 2012-07-09 2016-02-09 Cisco Technology, Inc. System and method for providing cryptographic video verification
WO2017202451A1 (en) * 2016-05-24 2017-11-30 Bringfeldt Innovation Ab Method for electronically signing a data set
US11232403B2 (en) * 2017-12-08 2022-01-25 Beatrice T. O'Brien Computerized network system for initiating, facilitating, auditing, and managing communications and documents involving professional expertise
CN108961165B (zh) * 2018-07-06 2021-03-09 北京百度网讯科技有限公司 用于加载图像的方法和装置
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
US20210004481A1 (en) * 2019-07-05 2021-01-07 Google Llc Systems and methods for privacy preserving determination of intersections of sets of user identifiers
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120050284A (zh) * 2025-04-21 2025-05-27 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
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

Also Published As

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

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