US 11,784,834 B2
Electronic devices and corresponding methods for verifying device security prior to use
John Gorsica, Round Lake, IL (US); and Rachid Alameh, Crystal Lake, IL (US)
Assigned to Motorola Mobility LLC, Chicago, IL (US)
Filed by Motorola Mobility LLC, Chicago, IL (US)
Filed on Dec. 14, 2021, as Appl. No. 17/550,983.
Application 17/550,983 is a continuation of application No. 16/749,756, filed on Jan. 22, 2020, granted, now 11,251,980.
Prior Publication US 2022/0131712 A1, Apr. 28, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H04L 9/32 (2006.01); G06F 12/14 (2006.01); H04L 9/08 (2006.01)
CPC H04L 9/3271 (2013.01) [G06F 12/1408 (2013.01); H04L 9/0866 (2013.01); H04L 9/0894 (2013.01); H04L 9/3263 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method in an electronic device, the method comprising:
receiving, at a user interface of the electronic device, a request to authenticate the electronic device as a secure electronic device;
transmitting, with a communication device, the request to authenticate the electronic device to a remote electronic device across a network;
receiving, with the communication device from the remote electronic device, a security challenge;
obtaining, with one or more processors, a response to the security challenge using a secret key stored in an encrypted memory of the electronic device;
transmitting the response to the security challenge to the remote electronic device;
receiving, with the communication device from the remote electronic device, a shared secret content marker, and
presenting, with the one or more processors on the user interface, the shared secret content marker; wherein the shared secret content marker identifies that the electronic device is the secure electronic device.