Method for marking visuals of information for subsequent identification or authentication
AssigneeG-71 Inc.
InventorsSergey Voynov, Alexander Korznikov, Sergei Timoshenko
Life of this patent
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Abstract
A method for authenticating digital information includes obtaining, in digital form, information for authentication; preparing the information for processing, such preparation including converting the information into a digital image; identifying segments of content in the digital image; grouping the segments of content into one or more segment groups; generating a marking sequence comprising shifting at least one of the one or more segment groups in one or more directions; and applying the marking sequence to the digital image, creating a unique marked copy of the digital image.
Claims16
A method for authenticating digital information comprising the steps of:
- obtaining a digital image file;
- obtaining object grouping information from one or more operators from the image file, the object grouping information defining one or more object groups;
- generating a marking sequence comprising shifting at least one of the one or more object groups in one or more directions;
- and
- applying the marking sequence to the digital image, creating a unique marked copy of the digital image.
A method for authenticating a PDF comprising the steps of:
- obtaining a PDF file;
- obtaining content grouping information from one or more operators from the PDF file, the content grouping information defining one or more object groups;
- generating a marking sequence comprising shifting at least one of the one or more object groups in one or more directions;
- and
- applying the marking sequence to the PDF file, creating a unique marked copy of the PDF file.
A system for authenticating a digital file comprising:
- an authentication marking module for generating and applying a marking sequence to the digital file to create a unique marked copy;
- wherein the authentication marking module obtains content grouping information from one or more operators from the digital file, the content grouping information defining one or more object groups, and generates the marking sequence to shift at least one of the one or more object groups in one or more directions, creating the unique marked copy of the digital image.
Dependencies are inferred from the claim text.