WO2019149525A1 - Procédé pour le contrôle de l'authenticité et/ou de l'intégrité d'un document de sécurité comprenant une caractéristique de sécurité imprimée, caractéristique de sécurité et dispositif pour la vérification - Google Patents

Procédé pour le contrôle de l'authenticité et/ou de l'intégrité d'un document de sécurité comprenant une caractéristique de sécurité imprimée, caractéristique de sécurité et dispositif pour la vérification Download PDF

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Publication number
WO2019149525A1
WO2019149525A1 PCT/EP2019/051023 EP2019051023W WO2019149525A1 WO 2019149525 A1 WO2019149525 A1 WO 2019149525A1 EP 2019051023 W EP2019051023 W EP 2019051023W WO 2019149525 A1 WO2019149525 A1 WO 2019149525A1
Authority
WO
WIPO (PCT)
Prior art keywords
security feature
security
printing substance
visually
security document
Prior art date
Application number
PCT/EP2019/051023
Other languages
German (de)
English (en)
Inventor
Jörg Fischer
Manfred Paeschke
Frank Fritze
Lazar KULIKOVSKY
Matthias Hiller
Julian Horsch
Sascha Wessel
Original Assignee
Bundesdruckerei Gmbh
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
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 Bundesdruckerei Gmbh, Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. filed Critical Bundesdruckerei Gmbh
Priority to CN201980010763.5A priority Critical patent/CN111699517A/zh
Priority to EP19702192.6A priority patent/EP3746992B1/fr
Publication of WO2019149525A1 publication Critical patent/WO2019149525A1/fr

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
    • G07D7/12—Visible light, infrared or ultraviolet radiation
    • G07D7/1205—Testing spectral properties
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/003—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using security elements

Definitions

  • the present invention relates to a method for
  • Security feature for the security document and an order to verify the security document with the security feature.
  • WO 2013/034471 A1 discloses a device for the mobile recognition of a document with a wavelength conversion property.
  • the device comprises a Lichtzeu generating device, an image pickup device and a
  • Checking the authenticity of a security feature provides that a first and a second image of the security feature are recorded.
  • the appearance of the security feature changes in the visible range under excitation by a flash of light.
  • the first image is taken without the second image using a flash function of a mobile phone.
  • an authentication check can be carried out by the mobile telephone with the aid of a suitable data processing program. From DE 10 2015 219 393 Al a method for the identification of an object is known. On or on the object is an identification feature with several
  • Identification elements arranged. By irradiation of the identification elements with light in a wavelength range of 380 nm to 790 nm, a first identification feature is visually recognizable.
  • WO 2013/034603 A1 discloses a method for verifying a security document having a security feature in the form of at least one pigment-type fluorescent printing element.
  • articles for authentication are identified by means of a method for article marking with a unique sequence consisting of patterns.
  • the patterns may be, for example, photoluminescence patterns.
  • WO 2017/103119 A1 shows a security element which comprises a first pattern of discrete elements of a first
  • a third pattern generated from the superposition of the first pattern with the second pattern is detectable by an image capture unit, wherein the first and / or the second pattern are excited to luminescence.
  • the third pattern showing an image is compared with a reference image.
  • Security feature for security documents such as banknotes, documents, identity cards, identification cards and the like.
  • security documents such as banknotes, documents, identity cards, identification cards and the like.
  • complex emission properties can be integrated into printable phosphors whose authenticity can only be examined with expensive and complicated test devices, which are only used in a few places, eg.
  • expensive and complicated test devices which are only used in a few places, eg.
  • a further object is to provide a security feature which can be printed on a security document or produced using known printing methods during the production of the security document and subsequently has a verification of the security document
  • the invention is an arrangement for the verification of
  • the method according to the invention serves for the authenticity and / or integrity check or the verification check of a security document with an imprinted one
  • the security feature comprises a first printing substance, which by using
  • Electromagnetic radiation can be excited to luminescence.
  • the first printing substance is visually invisible and may be printed as a non-visible pattern on the security document. If the security feature is stimulated to luminesce, it also emits radiation beyond the end of the excitation.
  • the first printing substance is chosen so that the emitted radiation occurs in a decay time, so that the radiation can be detected by means of an image acquisition unit of a preferably mobile terminal, wherein the
  • Decay time and the radiation intensity are chosen so that the emitted radiation is not or almost imperceptible by the human eye (visually invisible), although the emitted radiation may be in the visible spectrum.
  • the security feature has a second
  • the second printing substance may preferably be arranged as a visually visible pattern on the security document. Visible and non-visible patterns may be in the form of simple geometric elements, complex print patterns, or even images or graphics.
  • Security document applied security feature irradiated with an electromagnetic radiation of predetermined wavelength by means of a lighting unit of the mobile terminal.
  • the security feature in particular the first printing substance, is excited to luminescence.
  • the first printing substance is configured so that it is a non-visible upon excitation with an excitation radiation, as it is emitted by the illumination unit
  • Terminal can be displayed.
  • emission values of the security feature are detected by means of the image acquisition unit of the mobile terminal. There are several frames of the stimulated security feature in time defined
  • the frames contain the visually invisible radiation of the first printing substance and an image of the pattern formed by the second printing substance.
  • the individual images can be stored in a memory or displayed on the display unit after appropriate processing (visualization of the invisible pattern).
  • the captured individual images are processed by means of a data processing unit
  • the individual images are stored with reference images or the recorded
  • the reference images are selected according to the temporally defined recording distances of the individual images.
  • the reference images may in particular be formed by the pattern imaged with the second printing substance.
  • the result of the verification is output.
  • the result of the authenticity and / or integrity check takes place when the captured individual images agree with the reference images stored in the data processing unit or, if the emission values match, with the
  • three points are selected at certain positions in the image area of a single image and the corresponding pixels at the specific positions of the reference image are compared with these and compared with them.
  • the reference values are preferably in a digital memory, which may be part of the mobile terminal, or an intelligent database on a remote server
  • Security feature on the security document at intervals of milliseconds (ms).
  • the individual images of the stimulated security feature are preferred on the security document at intervals of
  • Microseconds (ys) recorded The decay times of the emission of the first printing substance as well as the time intervals between the individual images are suitably selected in order to be able to record the emission in the individual images.
  • the data processing program comprises an algorithm for carrying out the steps of
  • the algorithm is designed to evaluate cryptographic data or other non-cognitively detectable data, which are encoded, for example, as the invisible or the visible pattern.
  • the data processing unit is part of the mobile terminal.
  • the image acquisition unit is preferably a photosensor or an image sensor. Particularly preferably, the
  • Image capture unit a plurality of photosensors, in particular one Camera, which is also sensitive to non-visible radiation and converts this into electrical image signals.
  • Security document is preferably one or more LEDs that produce a white light.
  • the white light can be realized in the course of a flash function of the mobile device.
  • the generated light contains radiation in the
  • the visually invisible and visually visible patterns of the first and second printing substances are in the same area on the security document
  • the non-visible pattern may be directly on a person's portrait of a passport
  • the security document is checked online with the mobile terminal, which transmits data to and receives data from a server.
  • the security document is checked offline with the mobile terminal, ie. H. the complete verification is carried out by the mobile terminal and the result of this is displayed.
  • the method can be used to verify the security feature with defined patterns and materials.
  • An advantage of the method according to the invention is that the security document can be checked in a mobile manner with each mobile terminal equipped with a white LED or white light emitting LED flash function and the corresponding data processing unit. Thus, it becomes particularly possible by capturing physically present security documents there
  • Authenticity of a person within an online buying process by photographing an ID card and verifying the authenticity of that ID card. Also, the method is advantageous because it can be used both online and offline. Another advantage is that the verification is quick and easy.
  • Verification of the security document may also be performed using other data processing systems with image capture units, e.g. As desktop monitors, service terminals or the like.
  • the printed security feature according to the invention can be applied to a security document, in particular printable during the production of the security document.
  • Security feature consists of a visually invisible pattern and a visually visible pattern.
  • the visually invisible pattern is formed by a first printing substance.
  • the first printing substance is through a
  • Electromagnetic radiation of predetermined wavelength excitable to luminescence, so that the first printing substance a emitted non-visible radiation, not with the
  • the visually visible pattern is formed by a second printing substance.
  • the first printing substance is chosen so that upon excitation of this by electromagnetic radiation, in particular irradiated by the flash of the mobile device, a non-visible radiation is emitted from the first printing substance, which by the image acquisition unit of the mobile
  • Terminal is detectable or readable.
  • the printed security feature which on a
  • Security document is applied, is used to verify the security document, wherein the authenticity and / or integrity is checked.
  • Authenticity is the authenticity and integrity the authenticity of an object.
  • the second printing substance is excitable for luminescence, in which case the two
  • Printing substances particularly preferably have two different emission spectra and / or decay times.
  • the cooldowns are preferably in the millisecond range.
  • the printing substances are chosen so that the
  • the decay times are selected so that after excitation of the first particle with the flash of a conventional smartphones from the camera of the smartphone at least two consecutive images can be recorded in which sufficiently strong emissions of the first particles can be recorded.
  • the mentioned printing substances can each be composed of several different particle subspecies.
  • this is visually invisible
  • the visually-visible pattern is formed as a machine-readable code (binary data).
  • the visually invisible pattern and the visually visible pattern are formed as a machine-readable code.
  • the machine-readable code is particularly preferably a cryptographic code which has, for example, the form of a barcode, QR code or the like.
  • the security feature preferably consists of the visually-invisible pattern and the visually-visible pattern, which together form another pattern, which can preferably be displayed by the display unit of the mobile device.
  • the user of the mobile device may display both patterns on the display unit in an image so that the composite further pattern becomes recognizable.
  • the security feature is preferably applicable to a security document to be tested or to a comparable object to be tested (eg label). Alternatively, the security feature is preferably one to be tested
  • the security feature can be read by a smartphone, for example.
  • security processes can preferably be processed. Based on the patterns or codes, an object, a process or a user can be identified. Likewise, information or encrypted secrets (eg data key) can be read out in the security feature and used in the further process. This process can be used to further verify integrity. For example, the comparison of decrypted information with data from the security document. For example, a name or an ID number may be stored again as a QR code, so that an "offline check" can be carried out even without access to a remote server or the decrypted information can be compared with data in an external database ("Online check").
  • the security feature can be used for multifactor authentication. For example, it may be applied to a photograph of a passport, wherein the photo, the decay time of the first printing substance after luminescence excitation of the security feature and the pattern formed by the security feature are checked. Another advantage of the security feature is that
  • Objects on which it is printed assigned to a common group or can be distinguished from each other. Furthermore, the authenticity or unadulteratedness can be controlled. It is also advantageous that information can be transmitted by the applied pattern, for example serial numbers.
  • the arrangement according to the invention serves for the authenticity and / or integrity check or the verification check of a security document.
  • the arrangement includes
  • the security feature corresponds to the security feature described above with all embodiments.
  • the mobile terminal comprises a lighting unit and an image acquisition unit.
  • the lighting unit is designed to emit electromagnetic radiation.
  • the image capture unit is used to detect radiation, in particular non-visible radiation, which is emitted by a non-visible pattern of the security feature after excitation. Furthermore, the serves
  • Image acquisition unit of the radiation detection of a visually visible pattern is by a first by means of electromagnetic radiation for
  • Luminescence stimulable printing substance formed.
  • the visually visible pattern is formed by a second printing substance.
  • the security document on which the security feature is applied may be, for example, a banknote, a token, a passport or a passport. Further uses of the security feature on z. B. the following items are possible: securities and security documents, stamps,
  • Assignment of items for example in warehouses, or used for product protection.
  • one of the following devices can be used, for example: printing press, stamp or spray device.
  • the lighting unit is an LED.
  • the lighting unit is a LED that is regularly integrated in mobile terminals for generating white
  • the mobile terminal is preferably a smartphone.
  • the mobile terminal is preferably a tablet PC with a camera.
  • the mobile terminal may be a smartwatch.
  • the mobile terminal is part of a smart home system.
  • the lighting unit is a camera of the mobile terminal with flash function.
  • the flash function has the usual lighting times.
  • the image capture unit is a camera of the mobile terminal for taking single, serial images or videos.
  • the image capture unit has the
  • the single FIGURE shows a method step of
  • the security document 01 is an identity document with a feature 03, such as
  • the security feature 02 has a code or a pattern 04.
  • the pattern 04 consists of a first printing substance (not shown) and a second printing substance (not shown).
  • the pattern 04 is arranged on the feature, such as the photo, for multi-factor authentication to occur.
  • the first printing substance is through a
  • the second printing substance forms a visually visible pattern.
  • the flash function sends a
  • a plurality of individual images are recorded by means of the smartphone camera and compared by means of a data processing unit of the smartphone 06 with stored reference images. The comparison takes place on the basis of the images, defined points on the images and on the basis of the luminescence characteristic of the excited first printing substance.

Abstract

La présente invention concerne un procédé pour le contrôle de l'authenticité et/ou de l'intégrité d'un document de sécurité (01) comprenant une caractéristique de sécurité (02) imprimée. Le procédé comprend les étapes de : l'irradiation du document de sécurité (01) avec un rayonnement électromagnétique, la prise de plusieurs images individuelles à des intervalles de temps définis au moyen d'un dispositif terminal (06) mobile, la vérification des images individuelles saisies au moyen d'une unité de traitement de données et la sortie du résultat de la vérification. L'invention concerne en outre une caractéristique de sécurité (02) imprimée pour un document de sécurité (01) ainsi qu'un dispositif pour le contrôle de l'authenticité et/ou de l'intégrité d'un document de sécurité (01).
PCT/EP2019/051023 2018-01-30 2019-01-16 Procédé pour le contrôle de l'authenticité et/ou de l'intégrité d'un document de sécurité comprenant une caractéristique de sécurité imprimée, caractéristique de sécurité et dispositif pour la vérification WO2019149525A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201980010763.5A CN111699517A (zh) 2018-01-30 2019-01-16 用于对具有经印刷的安全特征的安全文件进行可信度和/或完整性检查的方法、安全特征和用于验证的设施
EP19702192.6A EP3746992B1 (fr) 2018-01-30 2019-01-16 Procédé pour le contrôle de l'authenticité et/ou de l'intégrité d'un document de sécurité comprenant une caractéristique de sécurité imprimée, caractéristique de sécurité et dispositif pour la vérification

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018102015.5 2018-01-30
DE102018102015.5A DE102018102015A1 (de) 2018-01-30 2018-01-30 Verfahren zur Verifikationsprüfung eines Sicherheitsdokuments mit einem gedruckten Sicherheitsmerkmal, Sicherheitsmerkmal und Anordnung zur Verifikation

Publications (1)

Publication Number Publication Date
WO2019149525A1 true WO2019149525A1 (fr) 2019-08-08

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PCT/EP2019/051023 WO2019149525A1 (fr) 2018-01-30 2019-01-16 Procédé pour le contrôle de l'authenticité et/ou de l'intégrité d'un document de sécurité comprenant une caractéristique de sécurité imprimée, caractéristique de sécurité et dispositif pour la vérification

Country Status (4)

Country Link
EP (1) EP3746992B1 (fr)
CN (1) CN111699517A (fr)
DE (1) DE102018102015A1 (fr)
WO (1) WO2019149525A1 (fr)

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DE102019210761A1 (de) * 2019-07-19 2021-01-21 Bundesdruckerei Gmbh Photolumineszenz-Sensorvorrichtung zum Verifizieren eines Sicherheitsmerkmals eines Objekts und Verfahren zum Kalibrieren einer Photolumineszenz-Sensorvorrichtung
DE102019121798A1 (de) * 2019-08-13 2021-02-18 Bundesdruckerei Gmbh Mobiles Bildverarbeitungsgerät zum Erfassen einer Abbildung eines Dokumentes
DE102020104115A1 (de) * 2020-02-17 2021-08-19 Bundesdruckerei Gmbh Verfahren zum Überprüfen eines smartphone-verifizierbaren Sicherheitsmerkmals, Smartphone-verifizierbares Sicherheitsmerkmal und Wert- oder Sicherheitsdokument
DE102020120567B4 (de) 2020-08-04 2022-07-14 Bundesdruckerei Gmbh Verfahren zur echtheitsverifikation eines leuchtstoffbasierten sicherheitsmerkmals unter verwendung eines mobilen endgeräts sowie mobiles endgerät
DE102020131382A1 (de) 2020-11-26 2022-06-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener Verein Methode zur Kennzeichnung von Produkten mit optischem Sicherheitsmerkmal mit zeitlicher Dimension
JP2022110367A (ja) * 2021-01-18 2022-07-29 株式会社リコー 不正確認補助装置および不正確認方法

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Also Published As

Publication number Publication date
CN111699517A (zh) 2020-09-22
EP3746992A1 (fr) 2020-12-09
EP3746992B1 (fr) 2023-07-26
DE102018102015A1 (de) 2019-08-01

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