Patent ID: 9614829
Date: 2017-04-04
CPC Classifications: G06F,H04L,H04M,H04W

Claim:
1. A method comprising: establishing secure communications with at least a subset of a plurality of user devices associated with a particular user; generating an exclusive authentication token for utilization by each of the plurality of user devices to unlock secure functionality associated with that device; providing the exclusive authentication token to only a subset of the plurality of user devices at a given time; and forcing deauthentication of any of the plurality of user devices that do not currently have possession of the exclusive authentication token; wherein the establishing, generating, providing and forcing are performed by a deauthentication server implemented by at least one processing device comprising a processor coupled to a memory; wherein the deauthentication server in conjunction with forcing deauthentication of any of the plurality of user devices that do not currently have possession of the exclusive authentication token causes each such user device to perform a lock operation that limits subsequent access to that user device by unauthenticated users; and wherein providing the exclusive authentication token to only a subset of the plurality of user devices at a given time comprises: retrieving the exclusive authentication token from one of the user devices; and providing the exclusive authentication token to another of the user devices.