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:
Aug. 27, 2019
Filed:
May. 19, 2017
Applicant:
Wisconsin Alumni Research Foundation, Madison, WI (US);
Inventors:
Vladimir Alexander Brik, Madison, WI (US);
Suman Banerjee, Madison, WI (US);
Assignee:
Wisconsin Alumni Research Foundation, Madison, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04L 12/747 (2013.01); H04L 12/813 (2013.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 43/0835 (2013.01); H04L 43/028 (2013.01); H04L 43/04 (2013.01); H04L 45/742 (2013.01); H04L 47/20 (2013.01); H04L 69/22 (2013.01); H04L 69/12 (2013.01); Y02D 30/40 (2018.01);
Abstract
A network security system for wireless devices derives a fingerprint from the modulation imperfections of the analog circuitry of the wireless transceivers. These fingerprints may be compared to templates obtained when the wireless devices are initially commissioned in a secure setting and used to augment passwords or other security tools in detecting intruders on the network.