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:
Mar. 21, 2017

Filed:

Aug. 27, 2014
Applicant:

Master Lock Company, Oak Creek, WI (US);

Inventors:

Nathan Conrad, Oak Creek, WI (US);

Yi Zhang, Oak Creek, WI (US);

Nemanja Stefanovic, Oak Creek, WI (US);

Assignee:

Master Lock Company LLC, Oak Creek, WI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/62 (2013.01); G07C 9/00 (2006.01); H04W 12/04 (2009.01); H04W 12/06 (2009.01);
U.S. Cl.
CPC ...
G07C 9/00571 (2013.01); H04W 12/04 (2013.01); H04W 12/06 (2013.01); G07C 2009/00404 (2013.01);
Abstract

Disclosed are methods, and devices for wireless key management for authentication. One method includes receiving a lock identifier from a locking device; determining that the lock identifier is associated with a user profile, wherein a user profile is authenticated and encrypted by a server using a lock key that is stored by the server and the locking device, and wherein the user profile comprises a user key; transmitting the user profile; decrypting the user profile using the lock key; transmitting a security code; generating an encrypted command comprising the security code and encrypted using the user key; transmitting the command; validating the command. Validating the command can include decrypting using the user key; determining whether the security code is valid; and authenticating using the user key; and initiating, in response to validating, an action of the locking device as specified by the command.


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