Apparatus and method for securement of two-dimensional bar codes with geometric symbology
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United States of America Patent
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Jul 10, 2012
Grant Date -
Sep 29, 2011
app pub date -
Mar 28, 2010
filing date -
Mar 28, 2010
priority date (Note) -
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Abstract
An apparatus and method are disclosed for tamper-proofing two-dimensional, optical, computer readable bar codes, including QR Codes. QR Codes, like traditional bar codes, contain computer readable content not cognizable by the human mind. The present invention teaches means of securing this content from would-be thieves and forgers motivated to overlay authorized, original content with unauthorized, replacement content.
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