Patent · US Active

System and methods for generating unclonable security keys in integrated circuits

US8610454B2 · kind B2 · utility

27Cited by

7References

21Claims

0Family size

Assignee

STC.UNM · US

Inventors

James Plusquellic · Owings Mills, US
Dhruva J. Acharyya · Austin, US
Ryan Helinski · Albuquerque, US

Key dates

Filing date	Jan 12, 2011
Grant date	Dec 17, 2013
Priority date	—
Expiry date	Jan 12, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49124
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

A system and methods that generates a physical unclonable function (“PUF”) security key for an integrated circuit (“IC”) through use of equivalent resistance variations in the power distribution system (“PDS”) to mitigate the vulnerability of security keys to threats including cloning, misappropriation and unauthorized use.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.