EP2567361B1 - Gesichertes dokument, prüfvorrichtung und authentifizierungsverfahren - Google Patents

Gesichertes dokument, prüfvorrichtung und authentifizierungsverfahren Download PDF

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Publication number
EP2567361B1
EP2567361B1 EP11730999.7A EP11730999A EP2567361B1 EP 2567361 B1 EP2567361 B1 EP 2567361B1 EP 11730999 A EP11730999 A EP 11730999A EP 2567361 B1 EP2567361 B1 EP 2567361B1
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EP
European Patent Office
Prior art keywords
radiation
document
tester
authenticating
reagent
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.)
Not-in-force
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EP11730999.7A
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English (en)
French (fr)
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EP2567361A1 (de
Inventor
André Honnorat
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Honnorat Recherches and Services
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Honnorat Recherches and Services
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Publication of EP2567361A1 publication Critical patent/EP2567361A1/de
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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
    • G07D7/128—Viewing devices
    • 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
    • G07D7/005—Testing security markings invisible to the naked eye, e.g. verifying thickened lines or unobtrusive markings or alterations
    • G07D7/0054—Testing security markings invisible to the naked eye, e.g. verifying thickened lines or unobtrusive markings or alterations involving markings the properties of which are altered from original properties
    • G07D7/0056—Testing security markings invisible to the naked eye, e.g. verifying thickened lines or unobtrusive markings or alterations involving markings the properties of which are altered from original properties involving markings of altered colours
    • 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

Definitions

  • the invention relates to a remote authenticated authentication document and a tester for authentication.
  • Security documents such as banknotes, identity documents, driving licenses, bank cards, travel vouchers, vouchers, checks, gift certificates, etc ... must be protected against copying and have elements allowing sure verification of the document.
  • These elements are security threads, such as those described in the documents US 61,321 , EP 59,056 , JP 63182497 , holograms, indicated in particular in US 3,552,853 , US 3,668,795 , JP 2009015338 , US 2009154813 , optically variable inks, explained in the application WO 06117271 or in the patent US 6,472,455 , optically variable films as described for example in JP 2009107259 , and various markers incorporated in the body of the document or on its surface.
  • RFID radiofrequency authentication
  • a miniaturized electronic system is included in the document, or placed on its surface, and carrying information enabling the authentication, the device being remotely read by means of a suitable reader emitting a wave in the radio frequency range.
  • RFID radiofrequency authentication
  • Such a device is known for a long time and applied in the field of identity documents, including passports, and described in various patents, for example, to name a few, in documents WO 0036555 , WO 05098748 , WO 05100021 , WO 08119904 , WO 2009007659 , FR 2899000 , EP 2 084 654 , US 20030006121 .
  • the invention therefore aims to solve the specific problem stated above by proposing a new authentication system coupling a secure document with a specific pointer.
  • the present invention thus relates to a security document that can be authenticated remotely under varying light conditions through a transparent or translucent physical barrier by means of a tester, as well as the corresponding tester and the test method, the invention is characterized by the fact that the document comprises at least one reagent developing a coloration under the action of spatially and temporally coherent laser-like radiation emitted by the tester, said radiation being called authenticator radiation, and in that said tester comprises means for accurately positioning said authenticator radiation on the security document at a distance between a few centimeters and more than one meter, the means for positioning the radiation on the document being a laser beam or an intense and narrow radiation said pointer radiation emitted in the area of perception of the eye, said tester thus emitting at least one visible radiation at a distance.
  • the security document can be authenticated remotely under varying light conditions through a transparent or translucent physical barrier by means of a tester, the invention also relates to the corresponding tester, the document-tester assembly being inseparable. .
  • the invention also relates to an authentication method using a secure document and a tester.
  • the present invention relates to the authentication of a security document by a test device located at a distance of between 20 centimeters and two meters.
  • the security document can be placed in any orientation relative to the tester.
  • the invention is characterized in that the document comprises at least one reagent developing a coloration under the action of a spatially and temporally coherent radiation, of laser type, emitted by the tester, said radiation being called authenticator radiation, and by the fact that said tester comprises means for positioning said authenticator radiation fairly accurately on the security document at a distance of between a few centimeters and more than one meter.
  • the tester can hardly be approached within twenty centimeters of the area to be inspected, if the document is affixed to the inside of the vehicle. breaks this distance can obviously be smaller.
  • Which area to control can be very variable, it can be a location of a few square millimeters placed in a specific place of the document, it can be a few square centimeters on a printed area, which can be colored or not it can also be a coating on the entire surface of the document although it is obviously more expensive.
  • the coloring developed by the document under the action of the authenticator radiation is reversible, either immediately after cutting the beam, or after a short time if the reagent is likely to develop phosphorescence.
  • the coloration developed is intense, that is to say visible at a distance of up to more than one meter in full sun, or several meters in the dark, under the action of the tester according to the invention.
  • the authenticating reagent is introduced by any means conceivable in the secure document or on its surface, by a paper-making means into the mass of the document, by a printing means applied on the surface or by a means of transformation, for example by a technique of transfer or sputtering, or by an adhesive positioned between rolling films.
  • the means for positioning the radiation on the document is laser radiation or intense and narrow radiation, which radiation is emitted in the field of perception of the eye, said tester thus emitting at least one visible radiation at a distance which is called pointer radiation.
  • the visible light beam must be sufficiently focused so that the area of the ray striking the document at a distance of the order of 1.5 meters is not greater than a few square centimeters, ideally that the greater visible distance of the pointer radiation on the document is less than 5 cm, so as to allow easy authentication with the authenticator radiation.
  • the pointer lighting must be strong enough that the pointer beam can be easily seen by the controller when the document is placed in the sun in a vehicle at a distance greater than 1 meter or so.
  • the best possible device for the radiation pointer is a colored laser beam, however, a focused light beam produced by an incandescent lamp, a diode or any other known means is not excluded.
  • the pointer radiation is a violet laser radiation emitting preferably in a zone around 405 nm, at the edge of the visible range, or a red laser radiation emitting preferably in a zone around 650 nm.
  • the authenticator radiation producing a colored reaction on the document is a laser beam emitting in a wavelength range imperceptible to the eye, the tester emitting two laser beams of different wavelengths, parallel and spatially close, an invisible authenticating radiation and a pointer radiation perceptible to the eye.
  • the authenticator radiation is a laser beam emitting an infrared light, more particularly a light at 980 nm
  • the staining developing reagent is an anti-Stokes pigment, or a laser beam emitting a light close to 360 nm and the staining developing reagent is a dye or a fluorescent or phosphorescent pigment, in either situation the reagent is little or not colored in daylight or a non-annoying color when it is included in an ink printing, varnish or surface coating.
  • the various reagents that can be envisaged can be chosen in different ways depending on whether a single authentication is sought, for example by means of a very particular reagent that is not commercially diffused and produced specifically for this application, or that an authentication with more conventional products. is desired.
  • a very particular reagent that is not commercially diffused and produced specifically for this application, or that an authentication with more conventional products. is desired.
  • the security of the document is very high but the cost of the protection is great
  • the protection is cheap and the protection weaker.
  • the anti-Stokes pigments and dyes being considered expensive and the pigments or fluorescent dyes or phosphorescent is usually less expensive but easier access for counterfeiters.
  • the reagent-tester it is included in the present invention to employ a single pair in which the reagent reacts by absorbing the light not in a wavelength range but at a very long wavelength. specific emitted by the tester and possibly very narrow, and emits light in an area of unusual frequency or a very specific color.
  • the security document is a parking card or a credential badge contained in a closed vehicle visible from the outside, said badge or said parking card comprising elements that can not be reproduced identically by photocopy. or scanning in the form of scintillating particles and having on its surface a reagent capable of forming a coloration under the action of an ultraviolet laser authenticating radiation or under the action of infrared laser radiation, the tester also emitting a second laser pointer radiation perceptible to the eye so as to allow the orientation of the tester to the authentication area, said pointer radiation preferably being red, green or white.
  • the document also comprises at least one item that can not be reproduced identically by photocopying or scanning, which is also authenticatable to the sun or under the action of a white light by a visible optical effect. at a distance, such as for example a flicker, which flicker is similar to that of snow in the sun, that is to say shining points randomly distributed reflecting the light.
  • a distance such as for example a flicker, which flicker is similar to that of snow in the sun, that is to say shining points randomly distributed reflecting the light.
  • the reagent can be included in an ink, a clear lacquer, an adhesive or directly in the form of a powder between films and be deposited in a uniform and homogeneous manner, it is also envisaged in the context of the invention, and whatever either the variant, that the reagent is in the form of points of dimensions of between 30 ⁇ and 800 ⁇ on the surface or in the texture of the document, which points are included in an ink, a varnish, a plastic film, an adhesive or in the mass of the substrate itself, especially when said substrate is a paper, the document further comprising non-reproducible identical elements by photocopying or scanning formed by scintillating particles in the form of platelets and constituted by a part central borosilicate and one or several surface coatings forming reflective layers for light.
  • the reagents capable of developing the colorations provided for in the present invention are known in the field of security for short-range authentication applications for the control of banknotes or passports, such products are for example marketed by companies. Honeywell, Epolin, Capricon Chemicals, Phosphor Technology, etc ....
  • the reagent is chosen according to its ability to develop an intense coloring and easily perceptible to the sun at a distance of 30 cm to more than one meter as well as for its stability with respect to light aging, because of the repeated and prolonged exposures of the document under the sun in vehicles, such reagents are advantageously mineral pigments incorporating rare earths in their composition.
  • the scintillating particles in the form of platelets are reflective and include in their structure at least one optically transparent material, generally a compound classified in the general family of glasses, for example a borosilicate.
  • the dimensions of the scintillating particles are less than 300 ⁇ , and preferably between 50 and 250 ⁇ so that the reflecting effect is optimal. Too fine particles, that is to say, the size of the usual coating pigments, typically less than 30 microns, have a very attenuated scintillating effect.
  • the reflective effect of the wafers is created by the combination of an optically transparent material and a light-reflecting material, the manufacture of such particles in the form of wafers is known per se and carried out in particular by the company Merck which has developed technologies to obtain particles with different materials in successive layers, different variants of these materials are marketed in the range MIRAVAL®, the reference more particularly chosen in the context of this application is the reference 5411 Magic White.
  • the tester according to the invention thus comprises at least one device allowing the emission of a laser beam in the field of perception of the eye and advantageously two radii in the visible range and one in the non-perceptible range.
  • a lamp and a focusing device for the emission of a white or colored light beam promoting the perception of flicker security document containing the elements which prevent identical copying or scanning, nothing also prohibits to include in the tester other authentication devices such as RFID reader to authenticate the vehicle, magnetic reader, traditional UV lamp in which the emission of light is not a laser beam and any other known authenticator device allowing for example the authentication of documents, in particular those that can be requested drivers, for example driving license or identity card, or allowing the identification of the vehicle itself.
  • the tester is advantageously in the form of a thin cylindrical tube of a length of the order of ten centimeters provided with a press button simultaneously actuating authentication and pointing, however without departing from the scope of the Different shapes, configurations and dimensions are possible for said tester and it may be envisaged to place additional lamps, especially white light, to improve the functionality of the control instrument.
  • the secure document may contain various other security elements conventionally known for authenticating the document in an expertise step, which other elements may be those known in the field such as security threads, a watermark on the paper, holograms, optically variable inks, fluorescent fibers or points, phosphorescent, multiple effects, etc ... without departing from the scope of the invention.
  • the reagent developing the reaction under the action of the authenticator radiation may be carried by a security thread, a transferable authenticatable band, a window inserted in the document, a hologram, and generally included in any security device already known to contain markers, fluorescent or phosphorescent elements, various reagents, and especially also in security inks which will be a preferred mode of introduction of the reagents on the secure document.

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Credit Cards Or The Like (AREA)
  • Investigating Or Analysing Biological Materials (AREA)

Claims (10)

  1. Sicherheitsdokument, authentifizierbar aus der Entfernung unter wechselnden Helligkeitsbedingungen durch eine durchsichtige oder durchscheinende physische Barriere hindurch mittels einer Prüfvorrichtung und korrespondierenden Prüfvorrichtung, dadurch gekennzeichnet, dass das Dokument mindestens mit einem Reagens versehen ist, das unter der Einwirkung einer räumlich und zeitlich kohärenten Strahlung vom Typ Laser, die von der Prüfvorrichtung ausgesendet wird, eine Färbung entwickelt, wobei besagte Strahlung als authentifizierende Strahlung bezeichnet wird, und dadurch gekennzeichnet, dass besagte Prüfvorrichtung mit einem Mittel versehen ist, das es ermöglicht, die besagte authentifizierende Strahlung ziemlich genau auf dem Sicherheitsdokument aus einer Entfernung zu positionieren, die zwischen einigen Zentimetern und mehr als einem Meter liegt.
  2. Aus der Entfernung authentifizierbares Sicherheitsdokument und Prüfvorrichtung nach Anspruch 1, in welcher das Mittel, das die Positionierung der Strahlung auf dem Dokument ermöglicht, eine Laserstrahlung oder eine intensive und schmale Strahlung ist, wobei diese Strahlung in dem vom Auge wahrnehmbaren Bereich ausgesendet wird, und besagte Prüfvorrichtung so mindestens eine aus der Entfernung sichtbare Strahlung aussendet, die als Pointerstrahlung bezeichnet wird.
  3. Aus der Entfernung authentifizierbares Sicherheitsdokument und Prüfvorrichtung nach Anspruch 2, bei welcher die Pointerstrahlung eine violette Laserstrahlung ist, die vorzugsweise in einem Bereich um 405 nm herum aussendet, oder eine rote Laserstrahlung, die vorzugsweise in einem Bereich um 650 nm herum aussendet.
  4. Aus der Entfernung authentifizierbares Sicherheitsdokument und Prüfvorrichtung nach Anspruch 2 und 3, bei welcher die authentifizierbare Strahlung, die eine farbige Reaktion auf dem Dokument erzeugt, ein Laserstrahl ist, der auf einer für das Auge sichtbaren Wellenlängenspanne aussendet, wobei die authentifizierende Strahlung und die Pointerstrahlung aus der gleichen Quelle stammen, wobei es sich bei dieser Strahlung handelt um
    - einen Laserstrahl, der in einem Bereich zwischen 360 und 420 nm ein violettes Licht aussendet, und das die Färbung erzeugende Reagens ein Farbstoff oder ein fluoreszierendes oder phosphorisierendes Pigment ist, das in dem sichtbaren Bereich des Spektrums in einer anderen Farbe als Violett aussendet,
    - oder einen Laserstrahl, der in einem Bereich zwischen 600 und 800 nm ein rotes Licht aussendet, und das die Färbung erzeugende Reagens ein Farbstoff oder ein Pigment ist, das in dem sichtbaren Bereich des Spektrums in einer anderen Farbe als der des Pointers aussendet,
    und vorzugsweise das Reagens bei Tageslicht wenig oder gar nicht gefärbt ist oder eine nicht störende Farbe hat, wenn dieses einer Druckertinte, einem Lack oder einer Oberflächenbeschichtung hinzugefügt wird.
  5. Aus der Entfernung authentifizierbares Sicherheitsdokument und Prüfvorrichtung nach Anspruch 2 und 3, bei welcher die authentifizierende Strahlung, die eine farbige Reaktion auf dem Dokument hervorruft, ein Laserstrahl ist, der in einer für das Auge nicht sichtbaren Wellenlängenspanne aussendet, wobei die Prüfvorrichtung zwei Laserstrahlen mit unterschiedlichen, parallelen und räumlich nahen Wellenlängen aussendet, eine unsichtbare authentifizierende Strahlung und eine für das Auge sichtbare Pointerstrahlung.
  6. Aus der Entfernung authentifizierbares Sicherheitsdokument und Prüfvorrichtung nach Anspruch 5, bei welcher die authentifizierende Strahlung ein Laserstrahl ist, der ein infrarotes Licht aussendet, genauer ein Licht von 980 nm, und das die Färbung entwickelnde Reagens ein Anti-Stokes-Pigment ist, oder ein Laserstrahl mit Aussendung eines Lichts von um 360 nm herum und das die Färbung entwickelnde Reagens ein Farbstoff oder ein fluoreszierendes oder phosphorisierendes Pigment ist, wobei in beiden Fällen das Reagens bei Tageslicht wenig oder gar nicht gefärbt ist oder eine nicht störende Farbe hat, wenn dieses einer Druckertinte, einem Lack oder einer Oberflächenbeschichtung hinzugefügt wird.
  7. Aus der Entfernung authentifizierbares Sicherheitsdokument und Prüfvorrichtung nach einem der vorstehenden Ansprüche, wobei das Dokument unter anderem mindestens mit einem Element versehen ist, das durch Fotokopieren oder Scannen nicht identisch reproduzierbar ist, wobei dieses sowohl im Sonnenlicht als auch unter der Einwirkung von Weißlicht durch einen aus der Entfernung sichtbaren optischen Effekt authentifizierbar ist, beispielsweise ein Funkeln.
  8. Aus der Entfernung authentifizierbares Sicherheitsdokument und Prüfvorrichtung nach Anspruch 2, wobei das Sicherheitsdokument ein in einem geschlossenen Fahrzeug befindliches Parkticket oder Ausweisschild ist, das von außen sichtbar ist, wobei besagtes Schild oder Parkticket durch Fotokopieren oder Scannen nicht identisch reproduzierbare Elemente in Form von funkelnden Partikeln enthält und auf seiner Oberfläche mit einem Reagens versehen ist, das unter der Einwirkung einer authentifizierenden ultravioletten Laserstrahlung oder unter der Einwirkung einer infraroten Laserstrahlung eine Färbung erzeugen kann, wobei die Prüfvorrichtung unter anderem eine zweite Laserpointerstrahlung aussendet, die für das Auge wahrnehmbar ist, so dass die Ausrichtung der Prüfvorrichtung auf den Authentifizierungsbereich möglich ist, wobei besagte Pointerstrahlung vorzugsweise von roter, grüner oder weißer Farbe ist.
  9. Aus der Entfernung authentifizierbares Sicherheitsdokument und Prüfvorrichtung nach einem der vorstehenden Ansprüche, wobei das Reagens in Form von Punkten in Größenordnungen zwischen 30 µ und 800 µ auf der Oberfläche oder in der Struktur des Dokuments auftritt, wobei diese Punkte in einer Tinte, einem Lack, einer Plastikfolie, einem Kleber oder in der Masse des Substrates selbst enthalten sind, insbesondere wenn es sich bei dem besagten Substrat um Papier handelt, wobei das Dokument außerdem durch Fotokopieren oder Scannen nicht identisch reproduzierbare Elemente aufweist, die durch funkelnde, in Form von Plättchen auftretende Partikel gebildet werden und aus einem zentralen Bestandteil an Borosilikat und einer oder mehreren Oberflächenbeschichtungen, die durch das Licht reflektierende Schichten bilden, bestehen.
  10. Methode zur Authentifizierung eines Dokuments aus der Entfernung unter wechselnden Helligkeitsbedingungen durch eine durchsichtige oder durchscheinende physische Barriere hindurch mittels einer Prüfvorrichtung, dadurch gekennzeichnet, dass:
    - das Dokument mindestens ein Reagens aufweist, das eine Färbung entwickelt unter der Einwirkung einer räumlich und zeitlich kohärenten Strahlung vom Typ Laser, die durch die Prüfvorrichtung ausgesendet wird, wobei diese authentifizierende Strahlung entweder ein Laserstrahl ist, der infrarotes Licht, insbesondere Licht von 980 nm, aussendet und das die Färbung entwickelnde Reagens ein Anti-Stokes-Pigment ist, oder ein Laserstrahl, der ein Licht um 360 nm herum aussendet und das die Färbung entwickelnde Reagens ein Farbstoff oder ein fluoreszierendes oder phosphorisierendes Pigment ist,
    - das Dokument außerdem durch Fotokopieren oder Scannen nicht identisch reproduzierbare Elemente in Form von funkelnden Partikeln aufweist,
    - die Prüfvorrichtung ein Mittel aufweist, das es ermöglicht, die authentifizierende Strahlung ziemlich genau auf dem Sicherheitsdokument aus einer Entfernung von einigen Zentimetern bis über einem Meter zu positionieren, wobei diese Pointerstrahlung vorzugsweise ein Laserstrahl ist, der in einer für das Auge sichtbaren Wellenlängenspanne aussendet,
    wobei die Authentifizierungsmethode für die mit der Überprüfung beauftragte Person darin besteht, mittels der Pointerstrahlung der Prüfvorrichtung auf den zu überprüfenden Bereich des Dokuments zu zeigen und die authentifizierende Strahlung zu betätigen, um eine spezifische Färbung auf dem Dokument zu erzeugen, wobei diese Färbung entweder sofort oder nach einer ziemlich kurzen Zeit verschwindet, wenn die authentifizierende Strahlung unterbrochen wird, wobei die authentifizierende Strahlung auch gleichzeitig mit der Pointerstrahlung mittels eines einzigen Schalters betätigt werden kann
EP11730999.7A 2010-05-05 2011-04-08 Gesichertes dokument, prüfvorrichtung und authentifizierungsverfahren Not-in-force EP2567361B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1001923A FR2959842B1 (fr) 2010-05-05 2010-05-05 Document securise, testeur et methode d'authentification.
PCT/FR2011/000211 WO2011138516A1 (fr) 2010-05-05 2011-04-08 Document securise, testeur et methode d'authentification

Publications (2)

Publication Number Publication Date
EP2567361A1 EP2567361A1 (de) 2013-03-13
EP2567361B1 true EP2567361B1 (de) 2014-03-12

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EP (1) EP2567361B1 (de)
FR (1) FR2959842B1 (de)
WO (1) WO2011138516A1 (de)

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Publication number Publication date
FR2959842B1 (fr) 2012-05-04
EP2567361A1 (de) 2013-03-13
FR2959842A1 (fr) 2011-11-11
WO2011138516A1 (fr) 2011-11-10

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