METHOD AND SYSTEM FOR PRODUCING AND CHECKING A SECURITY DOCUMENT

A method for producing a document having a document body and a visually imperceptible security feature joined to the document body comprises providing a key pair (104) comprising a public and a private key, encrypting (106) data that are unique to the document using the public key of the key pair, a...

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Bibliographic Details
Main Authors MUTH, Oliver, KNEBEL, Michael, PEINZE, Franziska, GRIESER, Ralf
Format Patent
LanguageEnglish
French
German
Published 07.09.2022
Subjects
BOOK COVERS
BOOKBINDING
DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDEDFOR
FILES
LOOSE LEAVES
MOVABLE-STRIP WRITING OR READING APPARATUS
PERFORMING OPERATIONS
PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITYFEATURES
PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOTOTHERWISE PROVIDED FOR
SPECIAL PRINTED MATTER
TRANSPORTING
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Summary:A method for producing a document having a document body and a visually imperceptible security feature joined to the document body comprises providing a key pair (104) comprising a public and a private key, encrypting (106) data that are unique to the document using the public key of the key pair, and coding (108) the encrypted data into a graphical code. The method furthermore comprises providing (110) a photograph to be joined to the document, embedding (112) the graphical code into the photograph, and joining (114) the photograph and the graphical code embedded therein to the document body.
Bibliography:Application Number: EP20200800855