Patent ID: 9652814
Date: 2017-05-16
CPC Classifications: G06T,G07D,H04L

Claim:
1. A method for generating a document for use with a personal identifier, personal data and an image, the method comprising: inputting the personal identifier into a processor, the personal identifier including alphanumerical characters identifying a user; inputting the personal text data into the processor; inputting an image of the user into the processor; generating, by the processor, a first Message Authentication Code (MAC) based on the personal identifier; generating, by the processor, a periodic wave structure based on the MAC, the periodic wave structure is an image of periodic wavy lines which are each positioned based on the MAC, the periodic wave structure is defined as: x′y′=f(x,y,a,b,c,d), where: generating, by the processor, a periodic waved microtext by replacing the periodic wavy lines at the x′ and y′ coordinates of the periodic wave structure with alphanumerical characters of personal text data of the user; generating, by the processor, a letter screen image from the input image with the periodic waved microtext, by recreating the image of the user by altering selected portions of the periodic waved microtext at the x′ and y′ coordinates; and outputting the letter screen image.