NO339312B1 - Secure data for display - Google Patents

Secure data for display Download PDF

Info

Publication number
NO339312B1
NO339312B1 NO20150255A NO20150255A NO339312B1 NO 339312 B1 NO339312 B1 NO 339312B1 NO 20150255 A NO20150255 A NO 20150255A NO 20150255 A NO20150255 A NO 20150255A NO 339312 B1 NO339312 B1 NO 339312B1
Authority
NO
Norway
Prior art keywords
application
pixels
display
screen
displayed
Prior art date
Application number
NO20150255A
Other languages
English (en)
Other versions
NO20150255A1 (no
Inventor
Trond Lemberg
Original Assignee
Protectoria As
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 Protectoria As filed Critical Protectoria As
Priority to NO20150255A priority Critical patent/NO339312B1/en
Priority to EP16710672.3A priority patent/EP3262502A1/en
Priority to PCT/EE2016/000001 priority patent/WO2016134730A1/en
Publication of NO20150255A1 publication Critical patent/NO20150255A1/no
Publication of NO339312B1 publication Critical patent/NO339312B1/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G06F3/1415—Digital output to display device ; Cooperation and interconnection of the display device with other functional units with means for detecting differences between the image stored in the host and the images displayed on the displays
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/0042—Fragile watermarking, e.g. so as to detect tampering
    • 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
    • H04N21/44008—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 operations for analysing video streams, e.g. detecting features or characteristics in the video 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]
    • H04N21/80—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
    • H04N21/835—Generation of protective data, e.g. certificates
    • H04N21/8358—Generation of protective data, e.g. certificates involving watermark
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/03—Indexing scheme relating to G06F21/50, monitoring users, programs or devices to maintain the integrity of platforms
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0051—Embedding of the watermark in the spatial domain
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0081—Image watermarking whereby both original and watermarked images are required at decoder, e.g. destination-based, non-blind, non-oblivious
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2358/00—Arrangements for display data security

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • User Interface Of Digital Computer (AREA)
  • Digital Computer Display Output (AREA)
  • Circuits Of Receivers In General (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)

Claims (2)

1. Fremgangsmåte for å analysere om fremvisningsdata generert av en applikasjon har blitt tuklet med, omfattende en applikasjon og en innretning med en skjerm og en kommunikasjonskanal, karakterisert vedat: • nevnte applikasjon genererer data for fremvisning på skjermen til en innretning, • nevnte applikasjon genererer tilfeldige adresser for posisjonering av piksler på skjermen til den aktuelle innretningen, • piksler settes inn i dataene som skal fremvises ifølge pikseladresseinformasjonen, • fremvisningsoperasjonene utføres og dataene presenteres for sluttbrukeren, • det tas en skjermdump av det som fremvises, og • nevnte skjermdump analyseres av applikasjonen, og antallet og posisjonen av pikslene sammenlignes med piksler generert av applikasjonen for fremvisning for sluttbrukeren.
2. Fremgangsmåte ifølge krav 1, hvor de innsatte piksler er i den blå kanalen i RGB fargemodellen.
NO20150255A 2015-02-24 2015-02-24 Secure data for display NO339312B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NO20150255A NO339312B1 (en) 2015-02-24 2015-02-24 Secure data for display
EP16710672.3A EP3262502A1 (en) 2015-02-24 2016-02-25 Method for analysing if display data generated by an application has been tampered with
PCT/EE2016/000001 WO2016134730A1 (en) 2015-02-24 2016-02-25 Method for analysing if display data generated by an application has been tampered with

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20150255A NO339312B1 (en) 2015-02-24 2015-02-24 Secure data for display

Publications (2)

Publication Number Publication Date
NO20150255A1 NO20150255A1 (no) 2016-08-25
NO339312B1 true NO339312B1 (en) 2016-11-21

Family

ID=55586110

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20150255A NO339312B1 (en) 2015-02-24 2015-02-24 Secure data for display

Country Status (3)

Country Link
EP (1) EP3262502A1 (no)
NO (1) NO339312B1 (no)
WO (1) WO2016134730A1 (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109544170B (zh) * 2018-11-26 2023-08-11 努比亚技术有限公司 一种交易快照验证方法、设备及计算机可读存储介质

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140201527A1 (en) * 2013-01-17 2014-07-17 Zohar KRIVOROT Systems and methods for secure and private delivery of content
GB2512140A (en) * 2013-03-22 2014-09-24 Classfiedapp Ltd Messaging system and method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001148776A (ja) * 1999-11-18 2001-05-29 Canon Inc 画像処理装置及び方法及び記憶媒体

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140201527A1 (en) * 2013-01-17 2014-07-17 Zohar KRIVOROT Systems and methods for secure and private delivery of content
GB2512140A (en) * 2013-03-22 2014-09-24 Classfiedapp Ltd Messaging system and method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Display security for online transactions: SMS-based authentication scheme. Internet Technology and Secured Transactions (ICITST), 2010 International Conference for, 20101108 IEEE, Piscataway, NJ, USA , Dated: 01.01.0001 *

Also Published As

Publication number Publication date
WO2016134730A1 (en) 2016-09-01
NO20150255A1 (no) 2016-08-25
EP3262502A1 (en) 2018-01-03

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Legal Events

Date Code Title Description
CHAD Change of the owner's name or address (par. 44 patent law, par. patentforskriften)

Owner name: OKAY AS, NO