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:
Feb. 01, 2022
Filed:
Jun. 19, 2019
Applicant:
Amazon Technologies, Inc., Seattle, WA (US);
Inventors:
Bryan James Donlan, Seattle, WA (US);
Gregory Alan Rubin, Seattle, WA (US);
Assignee:
Amazon Technologies, Inc., Seattle, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01); H04L 9/14 (2006.01);
U.S. Cl.
CPC ...
H04L 9/0891 (2013.01); H04L 9/0861 (2013.01); H04L 9/0894 (2013.01); H04L 9/14 (2013.01);
Abstract
Techniques described herein enhance information security in contexts that utilize key management systems and cryptographic keys. A cryptographic structure is utilized to maintain cryptographic keys with associated expiration times such that after an expiration time associated with a cryptographic key has passed, the cryptographic key is no longer accessible.