The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 02, 2021

Filed:

Dec. 12, 2018
Applicant:

Industrial Technology Research Institute, Chutung, TW;

Inventors:

Shen-Ming Chung, Minxiong Township, TW;

Tzi-Cker Chiueh, Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/60 (2013.01); G06F 21/62 (2013.01); H04L 9/00 (2006.01); H04L 9/08 (2006.01);
U.S. Cl.
CPC ...
G06F 21/6227 (2013.01); G06F 21/602 (2013.01); H04L 9/002 (2013.01); H04L 9/0869 (2013.01); H04L 9/0894 (2013.01); G06F 2221/2107 (2013.01); H04L 2209/08 (2013.01);
Abstract

A method for generating secure alternative representation for a numerical datum, being performed in a processing system comprising a processing unit coupled to a storage unit, is provide. The method comprises: receiving the numerical datum; providing a plurality of semi-finished conditions; associating each of the semi-finished conditions with one or more secret parameters to form a plurality of secret conditions; for each of the secret conditions: determining whether the numerical datum satisfies the secret condition; outputting a first character as a result element if the numerical datum satisfies the secret condition; and outputting a second character as the result element if the numerical datum does not satisfy the secret condition; and concatenating each result element being output corresponding to the secret conditions as an alternative representation for the numerical datum.


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