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:
Nov. 13, 2018

Filed:

Feb. 22, 2017
Applicant:

The Regents of the University of California, Oakland, CA (US);

Inventors:

Mohammad Abdullah Al Faruque, Irvine, CA (US);

Jiang Wan, Irvine, CA (US);

Anthony Lopez, Irvine, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 9/08 (2006.01); H04W 12/08 (2009.01);
U.S. Cl.
CPC ...
H04L 9/0869 (2013.01); H04L 63/0428 (2013.01); H04W 12/08 (2013.01);
Abstract

A key generation technique exploiting the randomness of a wireless channel to generate secret keys to secure automotive wireless communication using symmetric cryptography is presented. Moreover, the algorithm of the present technique solves the challenging key exchange problem in automotive wireless communication with low costs in terms of performance and code size. As demonstrated, the proposed algorithm can generate secret keys with 67% average min-entropy. Furthermore, the proposed technique can achieve up to 10× performance and 20× code size reduction in comparison to the state-of-the-art hybrid cryptographic algorithms.


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