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:
Nov. 14, 2023
Filed:
Oct. 25, 2019
Applicant:
Visa International Service Association, San Francisco, CA (US);
Inventors:
Atul Luykx, San Francisco, CA (US);
Wei Dai, San Francisco, CA (US);
Assignee:
Visa International Service Association, San Francisco, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 9/08 (2006.01); H04L 9/06 (2006.01);
U.S. Cl.
CPC ...
H04L 9/0891 (2013.01); H04L 9/083 (2013.01); H04L 9/088 (2013.01); H04L 9/0618 (2013.01); H04L 9/0861 (2013.01);
Abstract
A method including obtaining, by a key management computer, a key rotation period based on at least an adversarial storage limit. The key management computer can then generate a first cryptographic key. The key management computer can then generate a second cryptographic key to replace the first cryptographic key according to the key rotation period.