Patent ID: 11876780
Assignee: QUIXOTIC HOLDINGS, LLC
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC G  H

Claim 17:
18. A method in a first communication device, comprising:
making a direct or indirect wireless connection with a participant in a first network in which the first communication device was formerly a participant;
in response to making the connection:
communicating with a registration authority of the first network to synchronize a provisional registration authority state established by the first communication device during a period after the first communication device was formally a participant in the first network and before the connection was made; and
communicating with a security authority of the first network to synchronize a security authority state established by the first communication device during the period;
using a chain of trust received from the registration authority of the first network to request a current network key for the first network from the security authority of the first network;
receiving a current network key for the first network from the security authority of the first network; and
storing the received current network key for the first network.