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. 03, 2015

Filed:

Oct. 20, 2011
Applicants:

Jesper M. Johansson, Redmond, WA (US);

Dominique I. Brezinski, Seattle, WA (US);

Kenneth L. Hamer, Seattle, WA (US);

Inventors:

Jesper M. Johansson, Redmond, WA (US);

Dominique I. Brezinski, Seattle, WA (US);

Kenneth L. Hamer, Seattle, WA (US);

Assignee:

Amazon Technologies, Inc., Seattle, WA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 9/08 (2006.01);
U.S. Cl.
CPC ...
H04L 63/0846 (2013.01); H04L 9/0863 (2013.01);
Abstract

This disclosure is directed to, in part, determining an expiration of a password or other security data based on a measured complexity of the password or the security data. A user may enter a password to be associated with an account or a resource (e.g., a login for a user account, etc.). The password may be analyzed to determine an entropy value of the password, which is a measure of complexity of the password. A password manager may then determine an expiration of the password based on the entropy value of the password. Thus, a more complex password may be assigned an expiration date that is longer than an expiration date assigned to a less complex password. In some aspects, the expiration date may be dynamically updated as a user continues to enter inputs for a new password.


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