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.
Patent No.:
Date of Patent:
Jun. 29, 2021
Filed:
Nov. 19, 2018
Applicant:
Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;
Inventors:
Assignee:
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 9/32 (2006.01); H04L 9/08 (2006.01); G06F 21/44 (2013.01);
U.S. Cl.
CPC ...
H04L 9/3278 (2013.01); G06F 21/44 (2013.01); H04L 9/0869 (2013.01);
Abstract
A method and system for authenticating a device is provided. A noisy response is received from a physically unclonable function for a challenge. An error code is generated for correcting the noisy first response. An expected response is generated from the noisy first response and the error code. The expected response and corresponding first helper data is store. The helper data includes the first challenge and the error code. The helper data is provided to a device in response to an authentication request from the device, the first device including the physically unclonable function.